Python variablesの例

コード例 #1

ファイル: selections.py プロジェクト: testerclub/vaex

 def _depending_columns(self, ds):
     '''Find all columns that this selection depends on for df ds'''
     depending = set()
     for expression in self.expressions:
         expression = ds._expr(expression)  # make sure it is an expression
         depending |= expression.variables()
     if self.previous_selection:
         depending |= self.previous_selection._depending_columns(ds)
     return depending

コード例 #2

ファイル: selections.py プロジェクト: maartenbreddels/vaex

 def _depending_columns(self, ds):
     '''Find all columns that this selection depends on for df ds'''
     depending = set()
     for expression in self.expressions:
         expression = ds._expr(expression)  # make sure it is an expression
         depending |= expression.variables()
     if self.previous_selection:
         depending |= self.previous_selection._depending_columns(ds)
     return depending