Returns a list of input-parameter ColumnMetadata namedtuples.
(self)
| 116 | arg_mode == 'v' for arg_mode in self.arg_modes) |
| 117 | |
| 118 | def args(self): |
| 119 | """Returns a list of input-parameter ColumnMetadata namedtuples.""" |
| 120 | if not self.arg_names: |
| 121 | return [] |
| 122 | modes = self.arg_modes or ['i'] * len(self.arg_names) |
| 123 | args = [ |
| 124 | (name, typ) |
| 125 | for name, typ, mode in zip(self.arg_names, self.arg_types, modes) |
| 126 | if mode in ('i', 'b', 'v') # IN, INOUT, VARIADIC |
| 127 | ] |
| 128 | |
| 129 | def arg(name, typ, num): |
| 130 | num_args = len(args) |
| 131 | num_defaults = len(self.arg_defaults) |
| 132 | has_default = num + num_defaults >= num_args |
| 133 | default = ( |
| 134 | self.arg_defaults[num - num_args + num_defaults] if has_default |
| 135 | else None |
| 136 | ) |
| 137 | return ColumnMetadata(name, typ, [], default, has_default) |
| 138 | |
| 139 | return [arg(name, typ, num) for num, (name, typ) in enumerate(args)] |
| 140 | |
| 141 | def fields(self): |
| 142 | """Returns a list of output-field ColumnMetadata namedtuples""" |