Converting CREATE table SQL from MySQL to SQLite

convert.py

# Copyright 2016 Google Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import re

def convert_mysql_to_sqlite(query):
    query = re.sub('^--.*$', '', query, flags=re.MULTILINE)
    query = re.sub('^\/\*.*$', '', query, flags=re.MULTILINE)
    query = re.sub('^\s*(?:PRIMARY|)\s+KEY\s.*,$', '', query, flags=re.MULTILINE)
    query = re.sub('^\s*CONSTRAINT.*,$', '', query, flags=re.MULTILINE)
    query = re.sub('^\s*\) ENGINE=.*;$', ');', query, flags=re.MULTILINE)
    query = query.replace('AUTO_INCREMENT', 'PRIMARY KEY AUTOINCREMENT')
    query = query.replace('int(11)', 'INTEGER')
    return query