Take advantage of the Model inheritance provided by polymodel.PolyModel to
have Club, School, Sponsor, and Organization actually inherit from the Group
Model class, rather than being composed via ReferenceProperties.
Patch by: Todd Larsen
Review by: Pawel Solyga, Sverre Rabbelier, Augie Fackler
Review URL: http://codereviews.googleopensourceprograms.com/606
# Autoreloading launcher.
# Borrowed from Peter Hunt and the CherryPy project (http://www.cherrypy.org).
# Some taken from Ian Bicking's Paste (http://pythonpaste.org/).
#
# Portions copyright (c) 2004, CherryPy Team (team@cherrypy.org)
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
# * Neither the name of the CherryPy Team nor the names of its contributors
# may be used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
import os, sys, time
try:
import thread
except ImportError:
import dummy_thread as thread
# This import does nothing, but it's necessary to avoid some race conditions
# in the threading module. See http://code.djangoproject.com/ticket/2330 .
try:
import threading
except ImportError:
pass
RUN_RELOADER = True
def reloader_thread():
mtimes = {}
win = (sys.platform == "win32")
while RUN_RELOADER:
for filename in filter(lambda v: v, map(lambda m: getattr(m, "__file__", None), sys.modules.values())):
if filename.endswith(".pyc") or filename.endswith("*.pyo"):
filename = filename[:-1]
if not os.path.exists(filename):
continue # File might be in an egg, so it can't be reloaded.
stat = os.stat(filename)
mtime = stat.st_mtime
if win:
mtime -= stat.st_ctime
if filename not in mtimes:
mtimes[filename] = mtime
continue
if mtime != mtimes[filename]:
sys.exit(3) # force reload
time.sleep(1)
def restart_with_reloader():
while True:
args = [sys.executable] + sys.argv
if sys.platform == "win32":
args = ['"%s"' % arg for arg in args]
new_environ = os.environ.copy()
new_environ["RUN_MAIN"] = 'true'
exit_code = os.spawnve(os.P_WAIT, sys.executable, args, new_environ)
if exit_code != 3:
return exit_code
def main(main_func, args=None, kwargs=None):
if os.environ.get("RUN_MAIN") == "true":
if args is None:
args = ()
if kwargs is None:
kwargs = {}
thread.start_new_thread(main_func, args, kwargs)
try:
reloader_thread()
except KeyboardInterrupt:
pass
else:
try:
sys.exit(restart_with_reloader())
except KeyboardInterrupt:
pass