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Copy path__init__.py
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112 lines (94 loc) · 3.87 KB
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# The MIT License
#
# Copyright (c) 2008 Bob Farrell
# Copyright (c) 2013 Sebastian Ramacher
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
from __future__ import print_function
import os
import sys
import traceback
import bpython
from bpdb.debugger import BPdb
from optparse import OptionParser
from pdb import Restart
__version__ = bpython.__version__
def set_trace():
""" Just like pdb.set_trace(), a helper function that creates
a debugger instance and sets the trace. """
debugger = BPdb()
debugger.set_trace(sys._getframe().f_back)
# Adopted verbatim from pdb for completeness:
def post_mortem(t=None):
# handling the default
if t is None:
# sys.exc_info() returns (type, value, traceback) if an exception is
# being handled, otherwise it returns None
t = sys.exc_info()[2]
if t is None:
raise ValueError("A valid traceback must be passed if no "
"exception is being handled")
p = BPdb()
p.reset()
p.interaction(None, t)
def pm():
post_mortem(getattr(sys, "last_traceback", None))
def main():
parser = OptionParser(
usage='Usage: %prog [options] [file [args]]')
parser.add_option('--version', '-V', action='store_true',
help='Print version and exit.')
options, args = parser.parse_args(sys.argv)
if options.version:
print('bpdb on top of bpython version', __version__, end="")
print('on top of Python', sys.version.split()[0])
print('(C) 2008-2013 Bob Farrell, Andreas Stuehrk et al. '
'See AUTHORS for detail.')
return 0
# The following code is based on Python's pdb.py.
mainpyfile = args[1]
if not os.path.exists(mainpyfile):
print('Error:', mainpyfile, 'does not exist')
return 1
# Hide bpdb from argument list.
del sys.argv[0]
# Replace bpdb's dir with script's dir in front of module search path.
sys.path[0] = os.path.dirname(mainpyfile)
pdb = BPdb()
while True:
try:
pdb._runscript(mainpyfile)
if pdb._user_requested_quit:
break
print("The program finished and will be restarted")
except Restart:
print("Restarting", mainpyfile, "with arguments:")
print("\t" + " ".join(sys.argv[1:]))
except SystemExit:
# In most cases SystemExit does not warrant a post-mortem session.
print("The program exited via sys.exit(). Exit status: ",)
print(sys.exc_info()[1])
except:
traceback.print_exc()
print("Uncaught exception. Entering post mortem debugging")
print("Running 'cont' or 'step' will restart the program")
t = sys.exc_info()[2]
pdb.interaction(None, t)
print("Post mortem debugger finished. The " + mainpyfile +
" will be restarted")