Delete right_margin.py

stbi/Lib/site-packages/Sqlparse/filters/right_margin.py

-# -*- coding: utf-8 -*-
-#
-# Copyright (C) 2009-2018 the sqlparse authors and contributors
-# <see AUTHORS file>
-#
-# This module is part of python-sqlparse and is released under
-# the BSD License: https://opensource.org/licenses/BSD-3-Clause
-
-import re
-
-from sqlparse import sql, tokens as T
-from sqlparse.compat import text_type
-
-
-# FIXME: Doesn't work
-class RightMarginFilter(object):
-    keep_together = (
-        # sql.TypeCast, sql.Identifier, sql.Alias,
-    )
-
-    def __init__(self, width=79):
-        self.width = width
-        self.line = ''
-
-    def _process(self, group, stream):
-        for token in stream:
-            if token.is_whitespace and '\n' in token.value:
-                if token.value.endswith('\n'):
-                    self.line = ''
-                else:
-                    self.line = token.value.splitlines()[-1]
-            elif token.is_group and type(token) not in self.keep_together:
-                token.tokens = self._process(token, token.tokens)
-            else:
-                val = text_type(token)
-                if len(self.line) + len(val) > self.width:
-                    match = re.search(r'^ +', self.line)
-                    if match is not None:
-                        indent = match.group()
-                    else:
-                        indent = ''
-                    yield sql.Token(T.Whitespace, '\n{0}'.format(indent))
-                    self.line = indent
-                self.line += val
-            yield token
-
-    def process(self, group):
-        # return
-        # group.tokens = self._process(group, group.tokens)
-        raise NotImplementedError