Merge pull request #1485 from bug-or-feature/bug_1482_mixed_index_df

fixes backtest crash when attempting to estimate weights for expensive instruments (part 2)

Author: bug-or-feature

systems/portfolio.py

@@ -727,16 +727,6 @@ def _add_zero_weights_to_instrument_weights_df(
         instrument_list_to_add = (
             self.allocate_zero_instrument_weights_to_these_instruments()
         )
-        # weight_index = instrument_weights.index
-        # new_pd_as_dict = dict(
-        #     [
-        #         (instrument_code, pd.Series([0.0] * len(weight_index)))
-        #         for instrument_code in instrument_list_to_add
-        #     ]
-        # )
-        # new_pd = pd.DataFrame(new_pd_as_dict)
-        #
-        # padded_instrument_weights = pd.concat([instrument_weights, new_pd], axis=1)
 
         padded_instrument_weights = copy(instrument_weights)
         for zero_instr in instrument_list_to_add: