Fix scientific notation for zeros and options greeks (#1859)

* Force greeks table to show many zeros

* Disable scientific notation for zero

Co-authored-by: didierlopes.eth <dro.lopes@campus.fct.unl.pt>

openbb_terminal/helper_funcs.py

@@ -159,8 +159,8 @@ def print_rich_table(
         Title for index column
     headers: List[str]
         Titles for columns
-    floatfmt: str
-        String to
+    floatfmt: Union[str, List[str]]
+        Float number formatting specs as string or list of strings. Defaults to ".2f"
     """
 
     if obbff.USE_TABULATE_DF:
@@ -197,7 +197,11 @@ def print_rich_table(
             row += [
                 str(x)
                 if not isinstance(x, float)
-                else (f"{x:{floatfmt[idx]}}" if abs(x) >= 0.001 else f"{x:.2e}")
+                else (
+                    f"{x:{floatfmt[idx]}}"
+                    if isinstance(floatfmt, list)
+                    else (f"{x:.2e}" if 0 < abs(x) <= 0.0001 else f"{x:floatfmt}")
+                )
                 for idx, x in enumerate(values)
             ]
             table.add_row(*row)

openbb_terminal/stocks/options/options_api.py

@@ -23,6 +23,7 @@ from .yfinance_view import plot_oi as oi_yf
 from .yfinance_view import plot_plot as plot
 from .yfinance_view import show_parity as parity
 from .yfinance_view import show_binom as binom
+from .yfinance_view import show_greeks as greeks
 from .yfinance_view import display_vol_surface as vsurf
 
 

openbb_terminal/stocks/options/yfinance_view.py

@@ -1010,8 +1010,8 @@ def display_vol_surface(
 @log_start_end(log=logger)
 def show_greeks(
     ticker: str,
-    div_cont: float,
     expire: str,
+    div_cont: float = 0,
     rf: float = None,
     opt_type: int = 1,
     mini: float = None,
@@ -1087,9 +1087,25 @@ def show_greeks(
         "Vega",
         "Theta",
     ]
+    column_formatting = [
+        ".1f",
+        ".4f",
+        ".6f",
+        ".6f",
+        ".6f",
+        ".6f",
+    ]
     if show_all:
-        columns += ["Rho", "Phi", "Charm", "Vanna", "Vomma"]
+        additional_columns = ["Rho", "Phi", "Charm", "Vanna", "Vomma"]
+        columns += additional_columns
+        column_formatting += [".6f"] * len(additional_columns)
     df = pd.DataFrame(strikes, columns=columns)
-    print_rich_table(df, headers=list(df.columns), show_index=False, title="Greeks")
+    print_rich_table(
+        df,
+        headers=list(df.columns),
+        show_index=False,
+        title="Greeks",
+        floatfmt=column_formatting,
+    )
 
     return None