Method typehints

python/pathway/internals/table.py:3119–3136

Return the types of the columns as a dictionary. Example: >>> import pathway as pw >>> t1 = pw.debug.table_from_markdown(''' ... age | owner | pet ... 10 | Alice | dog ... 9 | Bob | dog ... 8 | Alice | cat ... 7 | Bo

(self)

        return self, {}

    def typehints(self) -> Mapping[str, Any]:
        """
        Return the types of the columns as a dictionary.

        Example:

        >>> import pathway as pw
        >>> t1 = pw.debug.table_from_markdown('''
        ... age | owner | pet
        ... 10  | Alice | dog
        ... 9   | Bob   | dog
        ... 8   | Alice | cat
        ... 7   | Bob   | dog
        ... ''')
        >>> t1.typehints()
        mappingproxy({'age': <class 'int'>, 'owner': <class 'str'>, 'pet': <class 'str'>})
        """
        return self.schema.typehints()

    def eval_type(self, expression: expr.ColumnExpression) -> dt.DType:
        return (