def spawn_local_handler():
if hasattr(sys, 'pypy_objspaceclass'):
python = 'python'
else:
python = sys.executable
cmdline = '"%s" -u "%s" --stdio' % (python, GRAPHSERVER)
child_in, child_out = os.popen2(cmdline, 'tb')
io = msgstruct.FileIO(child_out, child_in)
return io
def spawn_local_handler():
python = os.getenv('PYPY_PYGAME_PYTHON')
if not python:
python = sys.executable
args = [python, '-u', GRAPHSERVER, '--stdio']
p = subprocess.Popen(args, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
child_in, child_out = p.stdin, p.stdout
io = msgstruct.FileIO(child_out, child_in)
return io
def spawn_local_handler():
if hasattr(sys, 'pypy_objspaceclass'):
python = 'python'
else:
python = sys.executable
args = [python, '-u', GRAPHSERVER, '--stdio']
p = subprocess.Popen(args, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
child_in, child_out = p.stdin, p.stdout
io = msgstruct.FileIO(child_out, child_in)
return io
def spawn_local_handler():
if hasattr(sys, 'pypy_objspaceclass'):
# if 'python' is actually PyPy, e.g. in a virtualenv, then
# try hard to find a real CPython
try:
python = subprocess.check_output(
'env -i $SHELL -l -c "which python"', shell=True).strip()
except subprocess.CalledProcessError:
# did not work, fall back to 'python'
python = 'python'
else:
python = sys.executable
args = [python, '-u', GRAPHSERVER, '--stdio']
p = subprocess.Popen(args, stdout=subprocess.PIPE, stdin=subprocess.PIPE)
child_in, child_out = p.stdin, p.stdout
io = msgstruct.FileIO(child_out, child_in)
return io
def copy_all(io1, io2):
try:
while True:
io2.sendall(io1.recv())
except EOFError:
io2.close_sending()
if __name__ == '__main__':
if len(sys.argv) != 2:
print >> sys.stderr, __doc__
sys.exit(2)
if sys.argv[1] == '--stdio':
# a one-shot server running on stdin/stdout
io = msgstruct.FileIO(sys.stdin, sys.stdout)
srv = Server(io)
try:
srv.run()
except Exception, e:
import traceback
f = StringIO()
traceback.print_exc(file=f)
# try to add some explanations
help = (" | if you want to debug on a remote machine, see\n"
" | instructions in dotviewer/sshgraphserver.py\n")
try:
import pygame
except ImportError:
f.seek(0)
f.truncate()
