4 examples of 'pandas difference between two dataframes' in Python
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3081 def _diff(self, periods, part_cols=()): 3082 if not isinstance(periods, int): 3083 raise ValueError('periods should be an int; however, got [%s]' % type(periods)) 3084 window = Window.partitionBy(*part_cols).orderBy(self._internal.index_scols)\ 3085 .rowsBetween(-periods, -periods) 3086 scol = self._scol - F.lag(self._scol, periods).over(window) 3087 return self._with_new_scol(scol).rename(self.name)
1958 def _diff(self, *args, **kwargs): 1959 groupkey_scols = [s._scol for s in self._groupkeys] 1960 return Series._diff(self._kser, *args, **kwargs, part_cols=groupkey_scols)
34 def get_dataframes_intersections(df1, comparator1, df2, comparator2): 35 """ 36 Return DataFrames with the intersection of their column values. 37 38 Parameters 39 ---------- 40 comparator1: DataFrame 41 DataFrame to preform comparison on. 42 comparator2: DataFrame 43 DataFrame to compare with. 44 45 Returns 46 ------- 47 Tuple: 48 The resultingDataframe with columns not found in comparator dropped. 49 50 """ 51 comparator1 = get_dataframe_intersection(df1, comparator1, comparator2) 52 comparator2 = get_dataframe_intersection(df2, comparator2, comparator1) 53 return comparator1, comparator2
752 def intersection(d1, d2): 753 d1 = d1.reset_index() 754 d2 = d2.reset_index() 755 return d1.merge(d2, how='inner')