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dev_appserver.py
Python
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#!/usr/bin/env python
#
# Copyright 2007 Google Inc.
#
# 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.
#
 
 
 
"""Convenience wrapper for starting an appengine tool."""
 
 
import os
import sys
 
 
if not hasattr(sys, 'version_info'):
sys.stderr.write('Very old versions of Python are not supported. Please '
'use version 2.5 or greater.\n')
sys.exit(1)
version_tuple = tuple(sys.version_info[:2])
if version_tuple < (2, 5):
sys.stderr.write('Error: Python %d.%d is not supported. Please use '
'version 2.5 or greater.\n' % version_tuple)
sys.exit(1)
 
DIR_PATH = os.path.abspath(os.path.dirname(os.path.realpath(__file__)))
SCRIPT_DIR = os.path.join(DIR_PATH, 'google', 'appengine', 'tools')
GOOGLE_SQL_DIR = os.path.join(
DIR_PATH, 'google', 'storage', 'speckle', 'python', 'tool')
 
 
 
EXTRA_PATHS = [
DIR_PATH,
os.path.join(DIR_PATH, 'lib', 'antlr3'),
os.path.join(DIR_PATH, 'lib', 'django_0_96'),
os.path.join(DIR_PATH, 'lib', 'fancy_urllib'),
os.path.join(DIR_PATH, 'lib', 'ipaddr'),
os.path.join(DIR_PATH, 'lib', 'jinja2'),
os.path.join(DIR_PATH, 'lib', 'protorpc'),
os.path.join(DIR_PATH, 'lib', 'markupsafe'),
os.path.join(DIR_PATH, 'lib', 'webob'),
os.path.join(DIR_PATH, 'lib', 'webapp2'),
os.path.join(DIR_PATH, 'lib', 'yaml', 'lib'),
os.path.join(DIR_PATH, 'lib', 'simplejson'),
os.path.join(DIR_PATH, 'lib', 'google.appengine._internal.graphy'),
]
 
 
GOOGLE_SQL_EXTRA_PATHS = [
os.path.join(DIR_PATH, 'lib', 'enum'),
os.path.join(DIR_PATH, 'lib', 'google-api-python-client'),
os.path.join(DIR_PATH, 'lib', 'grizzled'),
os.path.join(DIR_PATH, 'lib', 'httplib2'),
os.path.join(DIR_PATH, 'lib', 'oauth2'),
os.path.join(DIR_PATH, 'lib', 'prettytable'),
os.path.join(DIR_PATH, 'lib', 'python-gflags'),
os.path.join(DIR_PATH, 'lib', 'sqlcmd'),
]
 
 
SCRIPT_EXCEPTIONS = {
"dev_appserver.py" : "dev_appserver_main.py"
}
 
SCRIPT_DIR_EXCEPTIONS = {
'google_sql.py': GOOGLE_SQL_DIR,
}
 
 
def fix_sys_path(include_google_sql_libs=False):
"""Fix the sys.path to include our extra paths."""
extra_paths = EXTRA_PATHS[:]
if include_google_sql_libs:
extra_paths.extend(GOOGLE_SQL_EXTRA_PATHS)
sys.path = extra_paths + sys.path
 
 
def run_file(file_path, globals_, script_dir=SCRIPT_DIR):
"""Execute the file at the specified path with the passed-in globals."""
script_name = os.path.basename(file_path)
fix_sys_path('google_sql' in script_name)
script_name = SCRIPT_EXCEPTIONS.get(script_name, script_name)
script_dir = SCRIPT_DIR_EXCEPTIONS.get(script_name, script_dir)
script_path = os.path.join(script_dir, script_name)
execfile(script_path, globals_)
 
 
if __name__ == '__main__':
run_file(__file__, globals())

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