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stbi/Lib/site-packages/sqlparse/tokens.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
+#
+# The Token implementation is based on pygment's token system written
+# by Georg Brandl.
+# http://pygments.org/
+
+"""Tokens"""
+
+
+class _TokenType(tuple):
+    parent = None
+
+    def __contains__(self, item):
+        return item is not None and (self is item or item[:len(self)] == self)
+
+    def __getattr__(self, name):
+        new = _TokenType(self + (name,))
+        setattr(self, name, new)
+        new.parent = self
+        return new
+
+    def __repr__(self):
+        # self can be False only if its the `root` i.e. Token itself
+        return 'Token' + ('.' if self else '') + '.'.join(self)
+
+
+Token = _TokenType()
+
+# Special token types
+Text = Token.Text
+Whitespace = Text.Whitespace
+Newline = Whitespace.Newline
+Error = Token.Error
+# Text that doesn't belong to this lexer (e.g. HTML in PHP)
+Other = Token.Other
+
+# Common token types for source code
+Keyword = Token.Keyword
+Name = Token.Name
+Literal = Token.Literal
+String = Literal.String
+Number = Literal.Number
+Punctuation = Token.Punctuation
+Operator = Token.Operator
+Comparison = Operator.Comparison
+Wildcard = Token.Wildcard
+Comment = Token.Comment
+Assignment = Token.Assignment
+
+# Generic types for non-source code
+Generic = Token.Generic
+Command = Generic.Command
+
+# String and some others are not direct children of Token.
+# alias them:
+Token.Token = Token
+Token.String = String
+Token.Number = Number
+
+# SQL specific tokens
+DML = Keyword.DML
+DDL = Keyword.DDL
+CTE = Keyword.CTE