Add generate_signal_indicators function

pandas_ta/utils.py

@@ -108,6 +108,46 @@ def cross(series_a:pd.Series, series_b:pd.Series, above:bool =True, asint:bool =
 
     return cross
 
+def generate_signal_indicators(indicator, xa, xb, cross_values, xserie, xserie_a, xserie_b, cross_series, offset):
+    signalsdf = pd.DataFrame()
+    if xa is not None and isinstance(xa, (int, float)):
+        if cross_values:
+            crossed_above = cross_value(indicator, xa, above=True, offset=offset)
+        else:
+            crossed_above = above_value(indicator, xa, offset=offset)
+        signalsdf[crossed_above.name] = crossed_above
+
+    if xb is not None and isinstance(xb, (int, float)):
+        if cross_values:
+            crossed_below = cross_value(indicator, xb, above=True, offset=offset)
+        else:
+            crossed_below = below_value(indicator, xb, offset=offset)
+        signalsdf[crossed_below.name] = crossed_below
+
+    # xseries is the default value for both xserie_a and xserie_b
+    if xserie_a is None:
+        xserie_a = xserie
+    if xserie_b is None:
+        xserie_b = xserie
+
+    if xserie_a is not None and verify_series(xserie_a):
+        if cross_series:
+            cross_serie_above = cross(indicator, xserie_a, above=True, offset=offset)
+        else:
+            cross_serie_above = above(indicator, xserie_a, offset=offset)
+
+        signalsdf[cross_serie_above.name] = cross_serie_above
+
+    if xserie_b is not None and verify_series(xserie_b):
+        if cross_series:
+            cross_serie_below = cross(indicator, xserie_b, above=False, offset=offset)
+        else:
+            cross_serie_below = below(indicator, xserie_b, offset=offset)
+
+        signalsdf[cross_serie_below.name] = cross_serie_below
+
+    return signalsdf
+
 def df_error_analysis(dfA:pd.DataFrame, dfB:pd.DataFrame, **kwargs):
     """ """
     col = kwargs.pop('col', None)