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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _remove_string_from_commastring(self, field, string):
 # type: (str, str) -> bool """Remove a string from a comma separated list of strings Args: field (str):
 Field containing comma separated list string (str):
 String to remove Returns: bool: True if string removed or False if not """

        commastring = self.data.get(field, '')
        if string in commastring:
            self.data[field] = commastring.replace(string, '')
            return True
        return False