Nader D nader-ld
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| import pandas as pd | |
| def anti_join(x, y, on): | |
| """Return rows in x which are not present in y""" | |
| ans = pd.merge(left=x, right=y, how='left', indicator=True, on=on) | |
| ans = ans.loc[ans._merge == 'left_only', :].drop(columns='_merge') | |
| return ans | |
| def anti_join_all_cols(x, y): |