Files
OpenBB/discordbot/stocks/technical_analysis/ad.py
Didier Rodrigues Lopes a0a22ee2cf Discordbot Technical Analysis (#1089)
* fix bug with window size on discordbot

* pylint and black fixes

* black linter
2021-12-23 19:25:18 +03:00

130 lines
3.9 KiB
Python

import os
from datetime import datetime, timedelta
import discord
from matplotlib import pyplot as plt
from gamestonk_terminal.helper_funcs import plot_autoscale
from gamestonk_terminal.common.technical_analysis import volume_model
from gamestonk_terminal.config_plot import PLOT_DPI
import discordbot.config_discordbot as cfg
from discordbot.run_discordbot import gst_imgur
import discordbot.helpers
async def ad_command(ctx, ticker="", is_open="False", start="", end=""):
"""Displays chart with accumulation/distribution line [Yahoo Finance]"""
try:
# Debug
if cfg.DEBUG:
print(f"!stocks.ta.ad {ticker} {is_open} {start} {end}")
# Check for argument
if ticker == "":
raise Exception("Stock ticker is required")
if start == "":
start = datetime.now() - timedelta(days=365)
else:
start = datetime.strptime(start, cfg.DATE_FORMAT)
if end == "":
end = datetime.now()
else:
end = datetime.strptime(end, cfg.DATE_FORMAT)
if is_open in ["false", "False", "FALSE", ""]:
is_open = False
if is_open in ["true", "True", "TRUE"]:
is_open = True
if is_open not in [True, False]:
raise Exception("is_open argument has to be true or false")
ticker = ticker.upper()
df_stock = discordbot.helpers.load(ticker, start)
if df_stock.empty:
raise Exception("Stock ticker is invalid")
# Retrieve Data
df_stock = df_stock.loc[(df_stock.index >= start) & (df_stock.index < end)]
bar_colors = [
"r" if x[1].Open < x[1].Close else "g" for x in df_stock.iterrows()
]
divisor = 1_000_000
df_vol = df_stock["Volume"].dropna()
df_vol = df_vol.values / divisor
df_ta = volume_model.ad(df_stock, is_open)
df_cal = df_ta.values
df_cal = df_cal / divisor
fig, axes = plt.subplots(
3,
1,
gridspec_kw={"height_ratios": [2, 1, 1]},
figsize=plot_autoscale(),
dpi=PLOT_DPI,
)
ax = axes[0]
ax.plot(df_stock.index, df_stock["Adj Close"].values, "k", lw=2)
ax.set_title(f"{ticker} AD")
ax.set_xlim(df_stock.index[0], df_stock.index[-1])
ax.set_ylabel("Price")
ax.grid(b=True, which="major", color="#666666", linestyle="-")
ax2 = axes[1]
ax2.set_ylabel("Volume [M]")
ax2.bar(
df_stock.index,
df_vol,
color=bar_colors,
alpha=0.8,
width=0.3,
)
ax2.set_xlim(df_stock.index[0], df_stock.index[-1])
ax3 = axes[2]
ax3.set_ylabel("A/D [M]")
ax3.set_xlabel("Time")
ax3.plot(df_ta.index, df_cal, "b", lw=1)
ax3.set_xlim(df_stock.index[0], df_stock.index[-1])
ax3.axhline(0, linewidth=2, color="k", ls="--")
ax3.grid(b=True, which="major", color="#666666", linestyle="-")
plt.gcf().autofmt_xdate()
fig.tight_layout(pad=1)
plt.savefig("ta_ad.png")
uploaded_image = gst_imgur.upload_image("ta_ad.png", title="something")
image_link = uploaded_image.link
if cfg.DEBUG:
print(f"Image URL: {image_link}")
title = "Stocks: Accumulation/Distribution Line " + ticker
embed = discord.Embed(title=title, colour=cfg.COLOR)
embed.set_author(
name=cfg.AUTHOR_NAME,
icon_url=cfg.AUTHOR_ICON_URL,
)
embed.set_image(url=image_link)
os.remove("ta_ad.png")
await ctx.send(embed=embed)
except Exception as e:
embed = discord.Embed(
title="ERROR Stocks: Accumulation/Distribution Line",
colour=cfg.COLOR,
description=e,
)
embed.set_author(
name=cfg.AUTHOR_NAME,
icon_url=cfg.AUTHOR_ICON_URL,
)
await ctx.send(embed=embed)