Method remove_errors

python/pathway/internals/table.py:2753–2777

Filters out rows that contain errors. Example: >>> import pathway as pw >>> t1 = pw.debug.table_from_markdown( ... ''' ... a | b ... 3 | 3 ... 4 | 0 ... 5 | 5 ... 6 | 2 ... ''' ... )

(self)

    @trace_user_frame
    @contextualized_operator
    def remove_errors(self) -> Table[TSchema]:
        """Filters out rows that contain errors.

        Example:

        >>> import pathway as pw
        >>> t1 = pw.debug.table_from_markdown(
        ...     '''
        ...     a | b
        ...     3 | 3
        ...     4 | 0
        ...     5 | 5
        ...     6 | 2
        ... '''
        ... )
        >>> t2 = t1.with_columns(x=pw.this.a // pw.this.b)
        >>> res = t2.remove_errors()
        >>> pw.debug.compute_and_print(res, include_id=False, terminate_on_error=False)
        a | b | x
        3 | 3 | 1
        5 | 5 | 1
        6 | 2 | 3
        """
        context = clmn.FilterOutValueContext(self._id_column, api.ERROR)
        return self._table_with_context(context)

    def await_futures(self) -> Table[TSchema]:
        """Waits for the results of asynchronous computation.