From 077162a275e83f29a2929ce285b1fca1d0e0319f Mon Sep 17 00:00:00 2001
From: Laurent Andriamifidy <lolrenx@gmail.com>
Date: Mon, 15 Mar 2021 12:10:03 +0100
Subject: [PATCH 01/20] removed rogue GME ticker in cell

---
 notebooks/templates/due_diligence.ipynb | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/notebooks/templates/due_diligence.ipynb b/notebooks/templates/due_diligence.ipynb
index 139a074132b..8d6a30e8fd1 100644
--- a/notebooks/templates/due_diligence.ipynb
+++ b/notebooks/templates/due_diligence.ipynb
@@ -35,9 +35,7 @@
     ]
    },
    "outputs": [],
-   "source": [
-    "ticker=\"GME\""
-   ]
+   "source": []
   },
   {
    "cell_type": "code",

From 3edd8e3cc70dd676500187778aac290f0314fb4e Mon Sep 17 00:00:00 2001
From: Laurent Andriamifidy <lolrenx@gmail.com>
Date: Tue, 16 Mar 2021 14:09:59 +0100
Subject: [PATCH 02/20] removed unused cell w     "datetime.datetime.now()"

---
 notebooks/templates/due_diligence.ipynb | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/notebooks/templates/due_diligence.ipynb b/notebooks/templates/due_diligence.ipynb
index 8d6a30e8fd1..bfaa7aeb4cc 100644
--- a/notebooks/templates/due_diligence.ipynb
+++ b/notebooks/templates/due_diligence.ipynb
@@ -15,16 +15,6 @@
     "    sys.path.append(module_path)"
    ]
   },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "id": "exact-price",
-   "metadata": {},
-   "outputs": [],
-   "source": [
-    "datetime.datetime.now()"
-   ]
-  },
   {
    "cell_type": "code",
    "execution_count": null,

From c5888c6cc488591e42c87c3a4750fef264457a49 Mon Sep 17 00:00:00 2001
From: Laurent Andriamifidy <lolrenx@gmail.com>
Date: Tue, 16 Mar 2021 15:02:12 +0100
Subject: [PATCH 03/20] added options features to roadmap

---
 ROADMAP.md | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/ROADMAP.md b/ROADMAP.md
index 74e5d1e9828..7e37722daa4 100644
--- a/ROADMAP.md
+++ b/ROADMAP.md
@@ -19,7 +19,7 @@
 * [Frontend](#Frontend)
 * [Developer Experience](#Developer-Experience)
 * [User Experience](#User-Experience)
-
+* [Options](#Options)
 ---
 
 ## Discovery
@@ -203,3 +203,17 @@
 ### Long term
 
 - [ ] Add a WHL installation
+
+
+---
+
+## Options
+
+### Short term
+
+- [ ] Add Volume graph
+- [ ] Add Open Interest graph
+
+### Long term
+
+- [ ] Add max pain graph

From b9254093987e7d9c1bad7a67770a0c097c72b293 Mon Sep 17 00:00:00 2001
From: Laurent Andriamifidy <lolrenx@gmail.com>
Date: Tue, 16 Mar 2021 15:02:44 +0100
Subject: [PATCH 04/20] assigned options @lolrenx

---
 ROADMAP.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ROADMAP.md b/ROADMAP.md
index 7e37722daa4..170d2fba538 100644
--- a/ROADMAP.md
+++ b/ROADMAP.md
@@ -211,8 +211,8 @@
 
 ### Short term
 
-- [ ] Add Volume graph
-- [ ] Add Open Interest graph
+- [ ] Add Volume graph (@lolrenx)
+- [ ] Add Open Interest graph (@lolrenx)
 
 ### Long term
 

From 9320436f14503d6713e04f60126ed19ecf7907d0 Mon Sep 17 00:00:00 2001
From: Laurent Andriamifidy <lolrenx@gmail.com>
Date: Tue, 16 Mar 2021 18:30:11 +0100
Subject: [PATCH 05/20] added options readme

---
 gamestonk_terminal/options/README.md | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 gamestonk_terminal/options/README.md

diff --git a/gamestonk_terminal/options/README.md b/gamestonk_terminal/options/README.md
new file mode 100644
index 00000000000..da19584da2a
--- /dev/null
+++ b/gamestonk_terminal/options/README.md
@@ -0,0 +1,18 @@
+# OPTIONS DATA
+
+This menu aims to give insight on options. options can cause significant share price movement, and option pricing gives info about market sentiment for a ticker.
+
+* [volume](#volume)
+  * Show traded options for a given expiry [Yahoo Finance]
+
+
+
+## volume <a name="get"></a>
+
+```text
+usage: volume -d 'yyyy-mm-dd'
+```
+
+Display volume graph for a date. [Source: Yahoo Finance]
+
+* -d : expiration date.

From e52e5d43dcf45c18aa5395cdebce8f45cb5c975a Mon Sep 17 00:00:00 2001
From: Laurent Andriamifidy <lolrenx@gmail.com>
Date: Tue, 16 Mar 2021 20:58:53 +0100
Subject: [PATCH 06/20] generate options volume graph for ticker + expiration
 date

---
 gamestonk_terminal/options/volume.py | 39 ++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 gamestonk_terminal/options/volume.py

diff --git a/gamestonk_terminal/options/volume.py b/gamestonk_terminal/options/volume.py
new file mode 100644
index 00000000000..5731a36964e
--- /dev/null
+++ b/gamestonk_terminal/options/volume.py
@@ -0,0 +1,39 @@
+import yfinance as yf
+import seaborn as sns
+import pandas as pd
+import matplotlib.pyplot as plt
+import plotly.express as px
+
+
+def get_volume_graph(ticker_name, exp_date):
+
+    opt = yf.Ticker(ticker_name).option_chain(exp_date)
+    # data available via: opt.calls, opt.puts
+
+    volume_data = pd.concat(
+        [
+            __volume_data(opt.calls, 'calls'),
+            __volume_data(opt.puts, 'puts')
+        ],
+        axis=0
+    )
+    fig = px.line(
+        volume_data,
+        x="strike",
+        y="volume",
+        title=f'{ticker_name} Volume for {exp_date}',
+        color='type'
+    )
+    fig.show()
+
+
+def __volume_data(opt_data, flag):
+    # get option chain for specific expiration
+    df = opt_data.pivot_table(
+        index='strike',
+        values=['volume', 'openInterest'],
+        aggfunc='sum')
+    df.reindex()
+    df['strike'] = df.index
+    df['type'] = flag
+    return df

From ad7d546235df6bc9284debdbed62019406c8ec48 Mon Sep 17 00:00:00 2001
From: Laurent Andriamifidy <lolrenx@gmail.com>
Date: Tue, 16 Mar 2021 20:59:53 +0100
Subject: [PATCH 07/20] created options submenu

---
 gamestonk_terminal/options/option_menu.py | 77 +++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 gamestonk_terminal/options/option_menu.py

diff --git a/gamestonk_terminal/options/option_menu.py b/gamestonk_terminal/options/option_menu.py
new file mode 100644
index 00000000000..407b2b64090
--- /dev/null
+++ b/gamestonk_terminal/options/option_menu.py
@@ -0,0 +1,77 @@
+import argparse
+import requests
+
+from gamestonk_terminal import config_terminal as cfg
+from gamestonk_terminal.helper_funcs import get_flair, parse_known_args_and_warn
+from gamestonk_terminal.options import get_volume_graph
+
+def volume(l_args, s_ticker):
+    """ Show traded options volume. [Source: Yahoo Finance] """
+    parser = argparse.ArgumentParser(
+        add_help=False,
+        prog="volume",
+        description="""Display volume graph for a date. [Source: Yahoo Finance].""",
+    )
+
+    l_similar = []
+    try:
+        ns_parser = parse_known_args_and_warn(parser, l_args)
+        if not ns_parser:
+            return
+
+    except Exception as e:
+        print(e)
+
+    print("")
+    return l_similar
+
+def opt_menu(df_stock, s_ticker, s_start, s_interval):
+
+    # Add list of arguments that the options parser accepts
+    opt_parser = argparse.ArgumentParser(prog="opt", add_help=False)
+    choices = [
+        "help",
+        "q",
+        "quit",
+        "volume"
+    ]
+    opt_parser.add_argument("cmd", choices=choices)
+    completer = NestedCompleter.from_nested_dict({c: None for c in choices})
+
+    print_technical_analysis(s_ticker, s_start, s_interval)
+
+    # Loop forever and ever
+    while True:
+        # Get input command from user
+        if session and gtff.USE_PROMPT_TOOLKIT:
+            as_input = session.prompt(
+                f"{get_flair()} (opt)> ",
+                completer=completer,
+            )
+        else:
+            as_input = input(f"{get_flair()} (opt)> ")
+
+        # Images are non blocking - allows to close them if we type other command
+        plt.close()
+
+        # Parse fundamental analysis command of the list of possible commands
+        try:
+            (ns_known_args, l_args) = opt_parser.parse_known_args(as_input.split())
+
+        except SystemExit:
+            print("The command selected doesn't exist\n")
+            continue
+
+        if ns_known_args.cmd == "help":
+            print_technical_analysis(s_ticker, s_start, s_interval)
+
+        elif ns_known_args.cmd == "q":
+            # Just leave the FA menu
+            return False
+
+        elif ns_known_args.cmd == "quit":
+            # Abandon the program
+            return True
+
+        else:
+            print("Command not recognized!")

From 31f7d2b269d3338875c6a125d8e8341c57b85e59 Mon Sep 17 00:00:00 2001
From: Laurent Andriamifidy <lolrenx@gmail.com>
Date: Tue, 16 Mar 2021 21:05:25 +0100
Subject: [PATCH 08/20] renamed options menu

---
 gamestonk_terminal/options/{option_menu.py => op_menu.py} | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename gamestonk_terminal/options/{option_menu.py => op_menu.py} (100%)

diff --git a/gamestonk_terminal/options/option_menu.py b/gamestonk_terminal/options/op_menu.py
similarity index 100%
rename from gamestonk_terminal/options/option_menu.py
rename to gamestonk_terminal/options/op_menu.py

From c657c602010a199d1379abb87cc0ec134021f200 Mon Sep 17 00:00:00 2001
From: Laurent Andriamifidy <lolrenx@gmail.com>
Date: Tue, 16 Mar 2021 21:06:15 +0100
Subject: [PATCH 09/20] renamed main function

---
 gamestonk_terminal/options/op_menu.py | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/gamestonk_terminal/options/op_menu.py b/gamestonk_terminal/options/op_menu.py
index 407b2b64090..a223852f82c 100644
--- a/gamestonk_terminal/options/op_menu.py
+++ b/gamestonk_terminal/options/op_menu.py
@@ -5,7 +5,8 @@ from gamestonk_terminal import config_terminal as cfg
 from gamestonk_terminal.helper_funcs import get_flair, parse_known_args_and_warn
 from gamestonk_terminal.options import get_volume_graph
 
-def volume(l_args, s_ticker):
+
+def print_volume(l_args, s_ticker):
     """ Show traded options volume. [Source: Yahoo Finance] """
     parser = argparse.ArgumentParser(
         add_help=False,
@@ -23,7 +24,8 @@ def volume(l_args, s_ticker):
         print(e)
 
     print("")
-    return l_similar
+    return get_volume_graph(s_ticker, expiration_date)
+
 
 def opt_menu(df_stock, s_ticker, s_start, s_interval):
 

From 6d1a7fd28b3a279369e2b277abdd7a069aa1afaa Mon Sep 17 00:00:00 2001
From: Laurent Andriamifidy <lolrenx@gmail.com>
Date: Tue, 16 Mar 2021 23:48:24 +0100
Subject: [PATCH 10/20] first running graph w plotly

---
 gamestonk_terminal/options/op_menu.py | 39 ++++++-----------
 gamestonk_terminal/options/volume.py  | 61 +++++++++++++++++++--------
 terminal.py                           |  7 ++-
 3 files changed, 62 insertions(+), 45 deletions(-)

diff --git a/gamestonk_terminal/options/op_menu.py b/gamestonk_terminal/options/op_menu.py
index a223852f82c..60595320c63 100644
--- a/gamestonk_terminal/options/op_menu.py
+++ b/gamestonk_terminal/options/op_menu.py
@@ -2,30 +2,12 @@ import argparse
 import requests
 
 from gamestonk_terminal import config_terminal as cfg
+from gamestonk_terminal import feature_flags as gtff
 from gamestonk_terminal.helper_funcs import get_flair, parse_known_args_and_warn
-from gamestonk_terminal.options import get_volume_graph
-
-
-def print_volume(l_args, s_ticker):
-    """ Show traded options volume. [Source: Yahoo Finance] """
-    parser = argparse.ArgumentParser(
-        add_help=False,
-        prog="volume",
-        description="""Display volume graph for a date. [Source: Yahoo Finance].""",
-    )
-
-    l_similar = []
-    try:
-        ns_parser = parse_known_args_and_warn(parser, l_args)
-        if not ns_parser:
-            return
-
-    except Exception as e:
-        print(e)
-
-    print("")
-    return get_volume_graph(s_ticker, expiration_date)
+from gamestonk_terminal.options import volume as vol
+from gamestonk_terminal.menu import session
 
+from prompt_toolkit.completion import NestedCompleter
 
 def opt_menu(df_stock, s_ticker, s_start, s_interval):
 
@@ -40,7 +22,7 @@ def opt_menu(df_stock, s_ticker, s_start, s_interval):
     opt_parser.add_argument("cmd", choices=choices)
     completer = NestedCompleter.from_nested_dict({c: None for c in choices})
 
-    print_technical_analysis(s_ticker, s_start, s_interval)
+    #print_options(s_ticker, s_start, s_interval)
 
     # Loop forever and ever
     while True:
@@ -53,8 +35,6 @@ def opt_menu(df_stock, s_ticker, s_start, s_interval):
         else:
             as_input = input(f"{get_flair()} (opt)> ")
 
-        # Images are non blocking - allows to close them if we type other command
-        plt.close()
 
         # Parse fundamental analysis command of the list of possible commands
         try:
@@ -65,15 +45,20 @@ def opt_menu(df_stock, s_ticker, s_start, s_interval):
             continue
 
         if ns_known_args.cmd == "help":
-            print_technical_analysis(s_ticker, s_start, s_interval)
+            pass
+            #print_options(s_ticker, s_start, s_interval)
 
         elif ns_known_args.cmd == "q":
-            # Just leave the FA menu
+            # Just leave the options menu
             return False
 
         elif ns_known_args.cmd == "quit":
             # Abandon the program
             return True
 
+        elif ns_known_args.cmd == "volume":
+                # call the volume graph
+            vol.volume_graph(l_args, s_ticker)
+
         else:
             print("Command not recognized!")
diff --git a/gamestonk_terminal/options/volume.py b/gamestonk_terminal/options/volume.py
index 5731a36964e..e539ff060ec 100644
--- a/gamestonk_terminal/options/volume.py
+++ b/gamestonk_terminal/options/volume.py
@@ -3,29 +3,56 @@ import seaborn as sns
 import pandas as pd
 import matplotlib.pyplot as plt
 import plotly.express as px
+import argparse
+import datetime
+from gamestonk_terminal.helper_funcs import get_flair, parse_known_args_and_warn, valid_date
 
 
-def get_volume_graph(ticker_name, exp_date):
 
-    opt = yf.Ticker(ticker_name).option_chain(exp_date)
-    # data available via: opt.calls, opt.puts
-
-    volume_data = pd.concat(
-        [
-            __volume_data(opt.calls, 'calls'),
-            __volume_data(opt.puts, 'puts')
-        ],
-        axis=0
+def volume_graph(l_args, s_ticker):
+    """ Show traded options volume. [Source: Yahoo Finance] """
+    parser = argparse.ArgumentParser(
+        add_help=False,
+        prog="volume",
+        description="""Display volume graph for a date. [Source: Yahoo Finance].""",
     )
-    fig = px.line(
-        volume_data,
-        x="strike",
-        y="volume",
-        title=f'{ticker_name} Volume for {exp_date}',
-        color='type'
+    parser.add_argument(
+        "-e",
+        "--expiry",
+        type=valid_date,
+        dest="s_expiry_date",
+        help="The expiry date (format YYYY-MM-DD) for the option chain",
+        required=True
     )
-    fig.show()
+    l_similar = []
+    try:
+        ns_parser = parse_known_args_and_warn(parser, l_args)
+        if not ns_parser:
+            return
 
+        opt = yf.Ticker(s_ticker).option_chain(ns_parser.s_expiry_date.strftime("%Y-%m-%d"))
+        # data available via: opt.calls, opt.puts
+
+        volume_data = pd.concat(
+            [
+                __volume_data(opt.calls, 'calls'),
+                __volume_data(opt.puts, 'puts')
+            ],
+            axis=0
+        )
+        fig = px.line(
+            volume_data,
+            x="strike",
+            y="volume",
+            title=f'{s_ticker} Volume for {ns_parser.s_expiry_date.strftime("%Y-%m-%d")}',
+            color='type'
+        )
+        fig.show()
+
+    except SystemExit:
+         print("")
+    except Exception as e:
+        print(e)
 
 def __volume_data(opt_data, flag):
     # get option chain for specific expiration
diff --git a/terminal.py b/terminal.py
index e30805c294c..1f34f27ba63 100644
--- a/terminal.py
+++ b/terminal.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+    #!/usr/bin/env python
 
 import argparse
 
@@ -20,6 +20,7 @@ from gamestonk_terminal.papermill import papermill_menu as mill
 from gamestonk_terminal.sentiment import sen_menu as sm
 from gamestonk_terminal.technical_analysis import ta_menu as tam
 from gamestonk_terminal.comparison_analysis import ca_menu as cam
+from gamestonk_terminal.options import op_menu as opm
 
 # import warnings
 # warnings.simplefilter("always")
@@ -65,6 +66,7 @@ def main():
         "dd",
         "pred",
         "ca",
+        "op"
     ]
     menu_parser.add_argument("opt", choices=choices)
     completer = NestedCompleter.from_nested_dict({c: None for c in choices})
@@ -155,6 +157,9 @@ def main():
         elif ns_known_args.opt == "dd":
             b_quit = ddm.dd_menu(df_stock, s_ticker, s_start, s_interval)
 
+        elif ns_known_args.opt == "op":
+            b_quit = opm.opt_menu(df_stock, s_ticker, s_start, s_interval)
+
         elif ns_known_args.opt == "pred":
 
             if not gtff.ENABLE_PREDICT:

From 289195fbe9b7a430ee88bb7c8f343113b3db3454 Mon Sep 17 00:00:00 2001
From: Laurent Andriamifidy <lolrenx@gmail.com>
Date: Tue, 16 Mar 2021 23:55:28 +0100
Subject: [PATCH 11/20] cleanup

---
 gamestonk_terminal/options/op_menu.py | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/gamestonk_terminal/options/op_menu.py b/gamestonk_terminal/options/op_menu.py
index 60595320c63..e6358421538 100644
--- a/gamestonk_terminal/options/op_menu.py
+++ b/gamestonk_terminal/options/op_menu.py
@@ -1,13 +1,10 @@
 import argparse
-import requests
-
-from gamestonk_terminal import config_terminal as cfg
-from gamestonk_terminal import feature_flags as gtff
-from gamestonk_terminal.helper_funcs import get_flair, parse_known_args_and_warn
-from gamestonk_terminal.options import volume as vol
-from gamestonk_terminal.menu import session
 
 from prompt_toolkit.completion import NestedCompleter
+from gamestonk_terminal import feature_flags as gtff
+from gamestonk_terminal.helper_funcs import get_flair
+from gamestonk_terminal.options import volume as vol
+from gamestonk_terminal.menu import session
 
 def opt_menu(df_stock, s_ticker, s_start, s_interval):
 

From 5db13087771b2b6483f192d8efb17d5067d6f3a1 Mon Sep 17 00:00:00 2001
From: Laurent Andriamifidy <lolrenx@gmail.com>
Date: Wed, 17 Mar 2021 11:29:09 +0100
Subject: [PATCH 12/20] cleaned up data generation graph w seaborn ok graph w
 plotly ready (pending)

---
 gamestonk_terminal/options/volume.py | 88 +++++++++++++++++++++-------
 1 file changed, 66 insertions(+), 22 deletions(-)

diff --git a/gamestonk_terminal/options/volume.py b/gamestonk_terminal/options/volume.py
index e539ff060ec..14d71ced9ab 100644
--- a/gamestonk_terminal/options/volume.py
+++ b/gamestonk_terminal/options/volume.py
@@ -30,37 +30,81 @@ def volume_graph(l_args, s_ticker):
         if not ns_parser:
             return
 
-        opt = yf.Ticker(s_ticker).option_chain(ns_parser.s_expiry_date.strftime("%Y-%m-%d"))
-        # data available via: opt.calls, opt.puts
-
-        volume_data = pd.concat(
-            [
-                __volume_data(opt.calls, 'calls'),
-                __volume_data(opt.puts, 'puts')
-            ],
-            axis=0
-        )
-        fig = px.line(
-            volume_data,
-            x="strike",
-            y="volume",
-            title=f'{s_ticker} Volume for {ns_parser.s_expiry_date.strftime("%Y-%m-%d")}',
-            color='type'
-        )
-        fig.show()
+        __get_volume_graph(s_ticker, ns_parser.s_expiry_date.strftime("%Y-%m-%d"))
 
     except SystemExit:
          print("")
     except Exception as e:
         print(e)
 
-def __volume_data(opt_data, flag):
-    # get option chain for specific expiration
-    df = opt_data.pivot_table(
+
+
+def __get_volume_graph(ticker_name, exp_date):
+    df = __get_volume_data(ticker_name, exp_date)
+    __generate_graph_sns(df, ticker_name, exp_date)
+    #__generate_graph_plotly(df, ticker_name, exp_date)
+
+def __pull_call_put_data(call_put, flag):
+    df = call_put.pivot_table(
         index='strike',
-        values=['volume', 'openInterest'],
+        values = ['volume','openInterest'],
         aggfunc='sum')
+
     df.reindex()
+
     df['strike'] = df.index
     df['type'] = flag
+
     return df
+
+def __get_volume_data(ticker_name, exp_date):
+
+    option_chain = yf.Ticker(ticker_name).option_chain(exp_date)
+
+    calls = __pull_call_put_data(
+        option_chain.calls,
+        'calls'
+        )
+
+    puts = __pull_call_put_data(
+        option_chain.puts,
+        'puts'
+        )
+
+    volume_data = pd.concat(
+        [
+            calls,
+            puts
+        ],
+            axis = 0
+            )
+    #dataframe
+    return volume_data
+
+def __generate_graph_plotly(df, ticker_name, exp_date):
+    #version with plotly express
+    fig = px.line(
+        df,
+        x="strike",
+        y="volume",
+        title=f'{ticker_name} options volume for {exp_date}',
+        color= 'type'
+        )
+    fig.show()
+
+    return
+
+def __generate_graph_sns(df, ticker_name, exp_date):
+    #version with seaborn express
+    plt.figure(figsize=(12,6))
+    fig = sns.lineplot(
+        data = df,
+        x = 'strike',
+        y = 'volume',
+        hue = 'type',
+        palette=  ['limegreen', 'tomato'])
+
+    plt.title(f'{ticker_name} options volume for {exp_date}')
+
+    plt.show()
+    return

From 91ba7681056ec928495bb82141574bd58935b00f Mon Sep 17 00:00:00 2001
From: Laurent Andriamifidy <lolrenx@gmail.com>
Date: Wed, 17 Mar 2021 15:11:16 +0100
Subject: [PATCH 13/20] cleanup added option help main menu

---
 gamestonk_terminal/main_helper.py     | 3 +++
 gamestonk_terminal/options/op_menu.py | 2 +-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/gamestonk_terminal/main_helper.py b/gamestonk_terminal/main_helper.py
index 065b77325fd..143895e1e2b 100644
--- a/gamestonk_terminal/main_helper.py
+++ b/gamestonk_terminal/main_helper.py
@@ -71,6 +71,9 @@ def print_help(s_ticker, s_start, s_interval, b_is_market_open):
         print(
             "   pred        prediction techniques,   \t e.g.: regression, arima, rnn, lstm, prophet"
         )
+        print(
+            "   op          options info,            \t e.g.: volume"
+            )
     print("")
 
 
diff --git a/gamestonk_terminal/options/op_menu.py b/gamestonk_terminal/options/op_menu.py
index e6358421538..0522a9b9a5a 100644
--- a/gamestonk_terminal/options/op_menu.py
+++ b/gamestonk_terminal/options/op_menu.py
@@ -43,7 +43,7 @@ def opt_menu(df_stock, s_ticker, s_start, s_interval):
 
         if ns_known_args.cmd == "help":
             pass
-            #print_options(s_ticker, s_start, s_interval)
+            #print_options(s_ticker)
 
         elif ns_known_args.cmd == "q":
             # Just leave the options menu

From b862b2e853c1b9d036b0771ad0415e36e16c6a19 Mon Sep 17 00:00:00 2001
From: Laurent Andriamifidy <lolrenx@gmail.com>
Date: Wed, 17 Mar 2021 19:22:39 +0100
Subject: [PATCH 14/20] open interest

start open interest work
graph function added
menu command added
---
 gamestonk_terminal/options/op_menu.py |  6 +++-
 gamestonk_terminal/options/volume.py  | 45 +++++++++++++++++++++++----
 2 files changed, 44 insertions(+), 7 deletions(-)

diff --git a/gamestonk_terminal/options/op_menu.py b/gamestonk_terminal/options/op_menu.py
index 0522a9b9a5a..3ecda13fd2d 100644
--- a/gamestonk_terminal/options/op_menu.py
+++ b/gamestonk_terminal/options/op_menu.py
@@ -14,7 +14,8 @@ def opt_menu(df_stock, s_ticker, s_start, s_interval):
         "help",
         "q",
         "quit",
-        "volume"
+        "volume",
+        "oi"
     ]
     opt_parser.add_argument("cmd", choices=choices)
     completer = NestedCompleter.from_nested_dict({c: None for c in choices})
@@ -57,5 +58,8 @@ def opt_menu(df_stock, s_ticker, s_start, s_interval):
                 # call the volume graph
             vol.volume_graph(l_args, s_ticker)
 
+        elif ns_known_args.cmd == "oi":
+                # call the volume graph
+            vol.open_interest_graph(l_args, s_ticker)
         else:
             print("Command not recognized!")
diff --git a/gamestonk_terminal/options/volume.py b/gamestonk_terminal/options/volume.py
index 14d71ced9ab..95fbef54822 100644
--- a/gamestonk_terminal/options/volume.py
+++ b/gamestonk_terminal/options/volume.py
@@ -7,7 +7,33 @@ import argparse
 import datetime
 from gamestonk_terminal.helper_funcs import get_flair, parse_known_args_and_warn, valid_date
 
+def open_interest_graph(l_args, s_ticker):
+    """ Show traded options volume. [Source: Yahoo Finance] """
+    parser = argparse.ArgumentParser(
+        add_help=False,
+        prog="volume",
+        description="""Display volume graph for a date. [Source: Yahoo Finance].""",
+    )
+    parser.add_argument(
+        "-e",
+        "--expiry",
+        type=valid_date,
+        dest="s_expiry_date",
+        help="The expiry date (format YYYY-MM-DD) for the option chain",
+        required=True
+    )
+    l_similar = []
+    try:
+        ns_parser = parse_known_args_and_warn(parser, l_args)
+        if not ns_parser:
+            return
 
+        __get_open_interest_graph(s_ticker, ns_parser.s_expiry_date.strftime("%Y-%m-%d"))
+
+    except SystemExit:
+         print("")
+    except Exception as e:
+        print(e)
 
 def volume_graph(l_args, s_ticker):
     """ Show traded options volume. [Source: Yahoo Finance] """
@@ -37,6 +63,10 @@ def volume_graph(l_args, s_ticker):
     except Exception as e:
         print(e)
 
+def __get_open_interest_graph(ticker_name, exp_date):
+    df = __get_volume_data(ticker_name, exp_date)
+    __generate_graph_sns(df, ticker_name, exp_date, True)
+    #__generate_graph_plotly(df, ticker_name, exp_date)
 
 
 def __get_volume_graph(ticker_name, exp_date):
@@ -81,30 +111,33 @@ def __get_volume_data(ticker_name, exp_date):
     #dataframe
     return volume_data
 
-def __generate_graph_plotly(df, ticker_name, exp_date):
+def __generate_graph_plotly(df, ticker_name, exp_date, for_open_interest = False):
     #version with plotly express
+    op_type = 'openInterest'if for_open_interest else 'volume'
+
     fig = px.line(
         df,
         x="strike",
-        y="volume",
-        title=f'{ticker_name} options volume for {exp_date}',
+        y=op_type,
+        title=f'{ticker_name} options {op_type} for {exp_date}',
         color= 'type'
         )
     fig.show()
 
     return
 
-def __generate_graph_sns(df, ticker_name, exp_date):
+def __generate_graph_sns(df, ticker_name, exp_date, for_open_interest = False):
     #version with seaborn express
+    op_type = 'openInterest'if for_open_interest else 'volume'
     plt.figure(figsize=(12,6))
     fig = sns.lineplot(
         data = df,
         x = 'strike',
-        y = 'volume',
+        y = 'op_type',
         hue = 'type',
         palette=  ['limegreen', 'tomato'])
 
-    plt.title(f'{ticker_name} options volume for {exp_date}')
+    plt.title(f'{ticker_name} options {op_type} for {exp_date}')
 
     plt.show()
     return

From b78e2cbda8e648047dad306ef74742b997ce4d04 Mon Sep 17 00:00:00 2001
From: Laurent Andriamifidy <lolrenx@gmail.com>
Date: Wed, 17 Mar 2021 19:47:15 +0100
Subject: [PATCH 15/20] Update volume.py

cleanup
---
 gamestonk_terminal/options/volume.py | 1 -
 1 file changed, 1 deletion(-)

diff --git a/gamestonk_terminal/options/volume.py b/gamestonk_terminal/options/volume.py
index 95fbef54822..2456e199199 100644
--- a/gamestonk_terminal/options/volume.py
+++ b/gamestonk_terminal/options/volume.py
@@ -68,7 +68,6 @@ def __get_open_interest_graph(ticker_name, exp_date):
     __generate_graph_sns(df, ticker_name, exp_date, True)
     #__generate_graph_plotly(df, ticker_name, exp_date)
 
-
 def __get_volume_graph(ticker_name, exp_date):
     df = __get_volume_data(ticker_name, exp_date)
     __generate_graph_sns(df, ticker_name, exp_date)

From ccf4ce6c5d83b2a2717ec019049a218a6ff92b6f Mon Sep 17 00:00:00 2001
From: Laurent Andriamifidy <lolrenx@gmail.com>
Date: Wed, 17 Mar 2021 19:51:29 +0100
Subject: [PATCH 16/20] housekeeping

---
 gamestonk_terminal/options/op_menu.py |  8 ++--
 gamestonk_terminal/options/volume.py  | 54 ++++++++++++++++-----------
 2 files changed, 36 insertions(+), 26 deletions(-)

diff --git a/gamestonk_terminal/options/op_menu.py b/gamestonk_terminal/options/op_menu.py
index 3ecda13fd2d..7b973c97c11 100644
--- a/gamestonk_terminal/options/op_menu.py
+++ b/gamestonk_terminal/options/op_menu.py
@@ -6,6 +6,7 @@ from gamestonk_terminal.helper_funcs import get_flair
 from gamestonk_terminal.options import volume as vol
 from gamestonk_terminal.menu import session
 
+
 def opt_menu(df_stock, s_ticker, s_start, s_interval):
 
     # Add list of arguments that the options parser accepts
@@ -33,7 +34,6 @@ def opt_menu(df_stock, s_ticker, s_start, s_interval):
         else:
             as_input = input(f"{get_flair()} (opt)> ")
 
-
         # Parse fundamental analysis command of the list of possible commands
         try:
             (ns_known_args, l_args) = opt_parser.parse_known_args(as_input.split())
@@ -44,7 +44,7 @@ def opt_menu(df_stock, s_ticker, s_start, s_interval):
 
         if ns_known_args.cmd == "help":
             pass
-            #print_options(s_ticker)
+            # print_options(s_ticker)
 
         elif ns_known_args.cmd == "q":
             # Just leave the options menu
@@ -55,11 +55,11 @@ def opt_menu(df_stock, s_ticker, s_start, s_interval):
             return True
 
         elif ns_known_args.cmd == "volume":
-                # call the volume graph
+            # call the volume graph
             vol.volume_graph(l_args, s_ticker)
 
         elif ns_known_args.cmd == "oi":
-                # call the volume graph
+            # call the volume graph
             vol.open_interest_graph(l_args, s_ticker)
         else:
             print("Command not recognized!")
diff --git a/gamestonk_terminal/options/volume.py b/gamestonk_terminal/options/volume.py
index 2456e199199..d9eba64305f 100644
--- a/gamestonk_terminal/options/volume.py
+++ b/gamestonk_terminal/options/volume.py
@@ -7,6 +7,7 @@ import argparse
 import datetime
 from gamestonk_terminal.helper_funcs import get_flair, parse_known_args_and_warn, valid_date
 
+
 def open_interest_graph(l_args, s_ticker):
     """ Show traded options volume. [Source: Yahoo Finance] """
     parser = argparse.ArgumentParser(
@@ -28,13 +29,15 @@ def open_interest_graph(l_args, s_ticker):
         if not ns_parser:
             return
 
-        __get_open_interest_graph(s_ticker, ns_parser.s_expiry_date.strftime("%Y-%m-%d"))
+        __get_open_interest_graph(
+            s_ticker, ns_parser.s_expiry_date.strftime("%Y-%m-%d"))
 
     except SystemExit:
-         print("")
+        print("")
     except Exception as e:
         print(e)
 
+
 def volume_graph(l_args, s_ticker):
     """ Show traded options volume. [Source: Yahoo Finance] """
     parser = argparse.ArgumentParser(
@@ -56,27 +59,31 @@ def volume_graph(l_args, s_ticker):
         if not ns_parser:
             return
 
-        __get_volume_graph(s_ticker, ns_parser.s_expiry_date.strftime("%Y-%m-%d"))
+        __get_volume_graph(
+            s_ticker, ns_parser.s_expiry_date.strftime("%Y-%m-%d"))
 
     except SystemExit:
-         print("")
+        print("")
     except Exception as e:
         print(e)
 
+
 def __get_open_interest_graph(ticker_name, exp_date):
     df = __get_volume_data(ticker_name, exp_date)
     __generate_graph_sns(df, ticker_name, exp_date, True)
     #__generate_graph_plotly(df, ticker_name, exp_date)
 
+
 def __get_volume_graph(ticker_name, exp_date):
     df = __get_volume_data(ticker_name, exp_date)
     __generate_graph_sns(df, ticker_name, exp_date)
     #__generate_graph_plotly(df, ticker_name, exp_date)
 
+
 def __pull_call_put_data(call_put, flag):
     df = call_put.pivot_table(
         index='strike',
-        values = ['volume','openInterest'],
+        values=['volume', 'openInterest'],
         aggfunc='sum')
 
     df.reindex()
@@ -86,6 +93,7 @@ def __pull_call_put_data(call_put, flag):
 
     return df
 
+
 def __get_volume_data(ticker_name, exp_date):
 
     option_chain = yf.Ticker(ticker_name).option_chain(exp_date)
@@ -93,25 +101,26 @@ def __get_volume_data(ticker_name, exp_date):
     calls = __pull_call_put_data(
         option_chain.calls,
         'calls'
-        )
+    )
 
     puts = __pull_call_put_data(
         option_chain.puts,
         'puts'
-        )
+    )
 
     volume_data = pd.concat(
         [
             calls,
             puts
         ],
-            axis = 0
-            )
-    #dataframe
+        axis=0
+    )
+    # dataframe
     return volume_data
 
-def __generate_graph_plotly(df, ticker_name, exp_date, for_open_interest = False):
-    #version with plotly express
+
+def __generate_graph_plotly(df, ticker_name, exp_date, for_open_interest=False):
+    # version with plotly express
     op_type = 'openInterest'if for_open_interest else 'volume'
 
     fig = px.line(
@@ -119,22 +128,23 @@ def __generate_graph_plotly(df, ticker_name, exp_date, for_open_interest = False
         x="strike",
         y=op_type,
         title=f'{ticker_name} options {op_type} for {exp_date}',
-        color= 'type'
-        )
+        color='type'
+    )
     fig.show()
 
     return
 
-def __generate_graph_sns(df, ticker_name, exp_date, for_open_interest = False):
-    #version with seaborn express
+
+def __generate_graph_sns(df, ticker_name, exp_date, for_open_interest=False):
+    # version with seaborn express
     op_type = 'openInterest'if for_open_interest else 'volume'
-    plt.figure(figsize=(12,6))
+    plt.figure(figsize=(12, 6))
     fig = sns.lineplot(
-        data = df,
-        x = 'strike',
-        y = 'op_type',
-        hue = 'type',
-        palette=  ['limegreen', 'tomato'])
+        data=df,
+        x='strike',
+        y='op_type',
+        hue='type',
+        palette=['limegreen', 'tomato'])
 
     plt.title(f'{ticker_name} options {op_type} for {exp_date}')
 

From 37588f438321d950de6659d836aa27305ac0a27c Mon Sep 17 00:00:00 2001
From: Laurent Andriamifidy <lolrenx@gmail.com>
Date: Wed, 17 Mar 2021 20:40:14 +0100
Subject: [PATCH 17/20] blacked files

---
 gamestonk_terminal/options/op_menu.py | 10 +----
 gamestonk_terminal/options/volume.py  | 64 +++++++++++----------------
 2 files changed, 28 insertions(+), 46 deletions(-)

diff --git a/gamestonk_terminal/options/op_menu.py b/gamestonk_terminal/options/op_menu.py
index 7b973c97c11..6180939dfe1 100644
--- a/gamestonk_terminal/options/op_menu.py
+++ b/gamestonk_terminal/options/op_menu.py
@@ -11,17 +11,11 @@ def opt_menu(df_stock, s_ticker, s_start, s_interval):
 
     # Add list of arguments that the options parser accepts
     opt_parser = argparse.ArgumentParser(prog="opt", add_help=False)
-    choices = [
-        "help",
-        "q",
-        "quit",
-        "volume",
-        "oi"
-    ]
+    choices = ["help", "q", "quit", "volume", "oi"]
     opt_parser.add_argument("cmd", choices=choices)
     completer = NestedCompleter.from_nested_dict({c: None for c in choices})
 
-    #print_options(s_ticker, s_start, s_interval)
+    # print_options(s_ticker, s_start, s_interval)
 
     # Loop forever and ever
     while True:
diff --git a/gamestonk_terminal/options/volume.py b/gamestonk_terminal/options/volume.py
index d9eba64305f..c91a6f96295 100644
--- a/gamestonk_terminal/options/volume.py
+++ b/gamestonk_terminal/options/volume.py
@@ -5,7 +5,11 @@ import matplotlib.pyplot as plt
 import plotly.express as px
 import argparse
 import datetime
-from gamestonk_terminal.helper_funcs import get_flair, parse_known_args_and_warn, valid_date
+from gamestonk_terminal.helper_funcs import (
+    get_flair,
+    parse_known_args_and_warn,
+    valid_date,
+)
 
 
 def open_interest_graph(l_args, s_ticker):
@@ -21,7 +25,7 @@ def open_interest_graph(l_args, s_ticker):
         type=valid_date,
         dest="s_expiry_date",
         help="The expiry date (format YYYY-MM-DD) for the option chain",
-        required=True
+        required=True,
     )
     l_similar = []
     try:
@@ -30,7 +34,8 @@ def open_interest_graph(l_args, s_ticker):
             return
 
         __get_open_interest_graph(
-            s_ticker, ns_parser.s_expiry_date.strftime("%Y-%m-%d"))
+            s_ticker, ns_parser.s_expiry_date.strftime("%Y-%m-%d")
+        )
 
     except SystemExit:
         print("")
@@ -51,7 +56,7 @@ def volume_graph(l_args, s_ticker):
         type=valid_date,
         dest="s_expiry_date",
         help="The expiry date (format YYYY-MM-DD) for the option chain",
-        required=True
+        required=True,
     )
     l_similar = []
     try:
@@ -59,8 +64,7 @@ def volume_graph(l_args, s_ticker):
         if not ns_parser:
             return
 
-        __get_volume_graph(
-            s_ticker, ns_parser.s_expiry_date.strftime("%Y-%m-%d"))
+        __get_volume_graph(s_ticker, ns_parser.s_expiry_date.strftime("%Y-%m-%d"))
 
     except SystemExit:
         print("")
@@ -71,25 +75,24 @@ def volume_graph(l_args, s_ticker):
 def __get_open_interest_graph(ticker_name, exp_date):
     df = __get_volume_data(ticker_name, exp_date)
     __generate_graph_sns(df, ticker_name, exp_date, True)
-    #__generate_graph_plotly(df, ticker_name, exp_date)
+    # __generate_graph_plotly(df, ticker_name, exp_date)
 
 
 def __get_volume_graph(ticker_name, exp_date):
     df = __get_volume_data(ticker_name, exp_date)
     __generate_graph_sns(df, ticker_name, exp_date)
-    #__generate_graph_plotly(df, ticker_name, exp_date)
+    # __generate_graph_plotly(df, ticker_name, exp_date)
 
 
 def __pull_call_put_data(call_put, flag):
     df = call_put.pivot_table(
-        index='strike',
-        values=['volume', 'openInterest'],
-        aggfunc='sum')
+        index="strike", values=["volume", "openInterest"], aggfunc="sum"
+    )
 
     df.reindex()
 
-    df['strike'] = df.index
-    df['type'] = flag
+    df["strike"] = df.index
+    df["type"] = flag
 
     return df
 
@@ -98,37 +101,25 @@ def __get_volume_data(ticker_name, exp_date):
 
     option_chain = yf.Ticker(ticker_name).option_chain(exp_date)
 
-    calls = __pull_call_put_data(
-        option_chain.calls,
-        'calls'
-    )
+    calls = __pull_call_put_data(option_chain.calls, "calls")
 
-    puts = __pull_call_put_data(
-        option_chain.puts,
-        'puts'
-    )
+    puts = __pull_call_put_data(option_chain.puts, "puts")
 
-    volume_data = pd.concat(
-        [
-            calls,
-            puts
-        ],
-        axis=0
-    )
+    volume_data = pd.concat([calls, puts], axis=0)
     # dataframe
     return volume_data
 
 
 def __generate_graph_plotly(df, ticker_name, exp_date, for_open_interest=False):
     # version with plotly express
-    op_type = 'openInterest'if for_open_interest else 'volume'
+    op_type = "openInterest" if for_open_interest else "volume"
 
     fig = px.line(
         df,
         x="strike",
         y=op_type,
-        title=f'{ticker_name} options {op_type} for {exp_date}',
-        color='type'
+        title=f"{ticker_name} options {op_type} for {exp_date}",
+        color="type",
     )
     fig.show()
 
@@ -137,16 +128,13 @@ def __generate_graph_plotly(df, ticker_name, exp_date, for_open_interest=False):
 
 def __generate_graph_sns(df, ticker_name, exp_date, for_open_interest=False):
     # version with seaborn express
-    op_type = 'openInterest'if for_open_interest else 'volume'
+    op_type = "openInterest" if for_open_interest else "volume"
     plt.figure(figsize=(12, 6))
     fig = sns.lineplot(
-        data=df,
-        x='strike',
-        y='op_type',
-        hue='type',
-        palette=['limegreen', 'tomato'])
+        data=df, x="strike", y="op_type", hue="type", palette=["limegreen", "tomato"]
+    )
 
-    plt.title(f'{ticker_name} options {op_type} for {exp_date}')
+    plt.title(f"{ticker_name} options {op_type} for {exp_date}")
 
     plt.show()
     return

From e953b8b200b2bb969cd256ba96a149aab04f1aaa Mon Sep 17 00:00:00 2001
From: Laurent Andriamifidy <lolrenx@gmail.com>
Date: Wed, 17 Mar 2021 20:44:21 +0100
Subject: [PATCH 18/20] blacked

---
 gamestonk_terminal/main_helper.py | 4 +---
 terminal.py                       | 7 +++----
 2 files changed, 4 insertions(+), 7 deletions(-)

diff --git a/gamestonk_terminal/main_helper.py b/gamestonk_terminal/main_helper.py
index f971ca0ad6f..4010e85a204 100644
--- a/gamestonk_terminal/main_helper.py
+++ b/gamestonk_terminal/main_helper.py
@@ -76,9 +76,7 @@ def print_help(s_ticker, s_start, s_interval, b_is_market_open):
         print(
             "   pred        prediction techniques,   \t e.g.: regression, arima, rnn, lstm, prophet"
         )
-        print(
-            "   op          options info,            \t e.g.: volume"
-            )
+        print("   op          options info,            \t e.g.: volume")
     print("")
 
 
diff --git a/terminal.py b/terminal.py
index 318ed535266..5b3c3f83727 100644
--- a/terminal.py
+++ b/terminal.py
@@ -1,4 +1,4 @@
-    #!/usr/bin/env python
+#!/usr/bin/env python
 
 import argparse
 
@@ -73,8 +73,7 @@ def main():
         "dd",
         "pred",
         "ca",
-        "op"
-        "fred",
+        "op" "fred",
     ]
     menu_parser.add_argument("opt", choices=choices)
     completer = NestedCompleter.from_nested_dict({c: None for c in choices})
@@ -184,7 +183,7 @@ def main():
 
         elif ns_known_args.opt == "op":
             b_quit = opm.opt_menu(df_stock, s_ticker, s_start, s_interval)
-            
+
         elif ns_known_args.opt == "fred":
             b_quit = fm.fred_menu()
 

From add1b99f4abac48ea14047ee3d26bdbb3de22e75 Mon Sep 17 00:00:00 2001
From: Laurent Andriamifidy <lolrenx@gmail.com>
Date: Wed, 17 Mar 2021 20:51:36 +0100
Subject: [PATCH 19/20] made linter happy

---
 gamestonk_terminal/options/op_menu.py | 2 +-
 gamestonk_terminal/options/volume.py  | 9 +++------
 terminal.py                           | 5 +++--
 3 files changed, 7 insertions(+), 9 deletions(-)

diff --git a/gamestonk_terminal/options/op_menu.py b/gamestonk_terminal/options/op_menu.py
index 6180939dfe1..a386a584ec2 100644
--- a/gamestonk_terminal/options/op_menu.py
+++ b/gamestonk_terminal/options/op_menu.py
@@ -7,7 +7,7 @@ from gamestonk_terminal.options import volume as vol
 from gamestonk_terminal.menu import session
 
 
-def opt_menu(df_stock, s_ticker, s_start, s_interval):
+def opt_menu(s_ticker):
 
     # Add list of arguments that the options parser accepts
     opt_parser = argparse.ArgumentParser(prog="opt", add_help=False)
diff --git a/gamestonk_terminal/options/volume.py b/gamestonk_terminal/options/volume.py
index c91a6f96295..8abf73bd8fa 100644
--- a/gamestonk_terminal/options/volume.py
+++ b/gamestonk_terminal/options/volume.py
@@ -1,12 +1,10 @@
+import argparse
 import yfinance as yf
 import seaborn as sns
 import pandas as pd
 import matplotlib.pyplot as plt
 import plotly.express as px
-import argparse
-import datetime
 from gamestonk_terminal.helper_funcs import (
-    get_flair,
     parse_known_args_and_warn,
     valid_date,
 )
@@ -27,7 +25,6 @@ def open_interest_graph(l_args, s_ticker):
         help="The expiry date (format YYYY-MM-DD) for the option chain",
         required=True,
     )
-    l_similar = []
     try:
         ns_parser = parse_known_args_and_warn(parser, l_args)
         if not ns_parser:
@@ -58,7 +55,7 @@ def volume_graph(l_args, s_ticker):
         help="The expiry date (format YYYY-MM-DD) for the option chain",
         required=True,
     )
-    l_similar = []
+
     try:
         ns_parser = parse_known_args_and_warn(parser, l_args)
         if not ns_parser:
@@ -137,4 +134,4 @@ def __generate_graph_sns(df, ticker_name, exp_date, for_open_interest=False):
     plt.title(f"{ticker_name} options {op_type} for {exp_date}")
 
     plt.show()
-    return
+    return fig
diff --git a/terminal.py b/terminal.py
index 5b3c3f83727..bb8f8ee39c5 100644
--- a/terminal.py
+++ b/terminal.py
@@ -73,7 +73,8 @@ def main():
         "dd",
         "pred",
         "ca",
-        "op" "fred",
+        "op",
+        "fred",
     ]
     menu_parser.add_argument("opt", choices=choices)
     completer = NestedCompleter.from_nested_dict({c: None for c in choices})
@@ -182,7 +183,7 @@ def main():
             b_quit = ddm.dd_menu(df_stock, s_ticker, s_start, s_interval)
 
         elif ns_known_args.opt == "op":
-            b_quit = opm.opt_menu(df_stock, s_ticker, s_start, s_interval)
+            b_quit = opm.opt_menu(s_ticker)
 
         elif ns_known_args.opt == "fred":
             b_quit = fm.fred_menu()

From 3d3c3a06d50456063f59cab43e0b72ddab4499a0 Mon Sep 17 00:00:00 2001
From: Laurent Andriamifidy <lolrenx@gmail.com>
Date: Wed, 17 Mar 2021 21:06:36 +0100
Subject: [PATCH 20/20] fixed op_type flag value

---
 gamestonk_terminal/options/volume.py | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/gamestonk_terminal/options/volume.py b/gamestonk_terminal/options/volume.py
index 8abf73bd8fa..14440ef101e 100644
--- a/gamestonk_terminal/options/volume.py
+++ b/gamestonk_terminal/options/volume.py
@@ -109,7 +109,10 @@ def __get_volume_data(ticker_name, exp_date):
 
 def __generate_graph_plotly(df, ticker_name, exp_date, for_open_interest=False):
     # version with plotly express
-    op_type = "openInterest" if for_open_interest else "volume"
+    if for_open_interest:
+        op_type = "openInterest"
+    else:
+        op_type = "volume"
 
     fig = px.line(
         df,
@@ -125,10 +128,14 @@ def __generate_graph_plotly(df, ticker_name, exp_date, for_open_interest=False):
 
 def __generate_graph_sns(df, ticker_name, exp_date, for_open_interest=False):
     # version with seaborn express
-    op_type = "openInterest" if for_open_interest else "volume"
+    if for_open_interest:
+        op_type = "openInterest"
+    else:
+        op_type = "volume"
+
     plt.figure(figsize=(12, 6))
     fig = sns.lineplot(
-        data=df, x="strike", y="op_type", hue="type", palette=["limegreen", "tomato"]
+        data=df, x="strike", y=op_type, hue="type", palette=["limegreen", "tomato"]
     )
 
     plt.title(f"{ticker_name} options {op_type} for {exp_date}")