mirror of
https://git.savannah.gnu.org/git/emacs.git
synced 2024-12-02 08:22:22 +00:00
113 lines
3.7 KiB
Python
113 lines
3.7 KiB
Python
"""Definitions used by commands sent to inferior Python in python.el."""
|
|
|
|
# Copyright (C) 2004, 2005, 2006 Free Software Foundation, Inc.
|
|
# Author: Dave Love <d.love@dl.ac.uk>
|
|
|
|
# This file is part of GNU Emacs.
|
|
|
|
# GNU Emacs is free software; you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation; either version 2, or (at your option)
|
|
# any later version.
|
|
|
|
# GNU Emacs is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with GNU Emacs; see the file COPYING. If not, write to the
|
|
# Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
|
# Boston, MA 02110-1301, USA.
|
|
|
|
import os, sys, traceback, inspect, rlcompleter, __main__
|
|
|
|
__all__ = ["eexecfile", "args", "complete", "ehelp", "eimport"]
|
|
|
|
def eexecfile (file):
|
|
"""Execute FILE and then remove it.
|
|
If we get an exception, print a traceback with the top frame
|
|
(oursleves) excluded."""
|
|
try:
|
|
try: execfile (file, globals (), globals ())
|
|
except:
|
|
(type, value, tb) = sys.exc_info ()
|
|
# Lose the stack frame for this location.
|
|
tb = tb.tb_next
|
|
if tb is None: # print_exception won't do it
|
|
print "Traceback (most recent call last):"
|
|
traceback.print_exception (type, value, tb)
|
|
finally:
|
|
os.remove (file)
|
|
|
|
def eargs (name):
|
|
"Get arglist of NAME for Eldoc &c."
|
|
try:
|
|
parts = name.split ('.')
|
|
if len (parts) > 1:
|
|
exec 'import ' + parts[0] # might fail
|
|
func = eval (name)
|
|
if inspect.isbuiltin (func):
|
|
doc = func.__doc__
|
|
if doc.find (' ->') != -1:
|
|
print '_emacs_out', doc.split (' ->')[0]
|
|
elif doc.find ('\n') != -1:
|
|
print '_emacs_out', doc.split ('\n')[0]
|
|
return
|
|
if inspect.ismethod (func):
|
|
func = func.im_func
|
|
if not inspect.isfunction (func):
|
|
return
|
|
(args, varargs, varkw, defaults) = inspect.getargspec (func)
|
|
# No space between name and arglist for consistency with builtins.
|
|
print '_emacs_out', \
|
|
func.__name__ + inspect.formatargspec (args, varargs, varkw,
|
|
defaults)
|
|
except: pass
|
|
|
|
def complete (text, namespace = None):
|
|
"""Complete TEXT in NAMESPACE and print a Lisp list of completions.
|
|
NAMESPACE is currently not used."""
|
|
if namespace is None: namespace = __main__.__dict__
|
|
c = rlcompleter.Completer (namespace)
|
|
try:
|
|
if '.' in text:
|
|
matches = c.attr_matches (text)
|
|
else:
|
|
matches = c.global_matches (text)
|
|
print '_emacs_out (',
|
|
for elt in matches:
|
|
print '"%s"' % elt,
|
|
print ')'
|
|
except:
|
|
print '_emacs_out ()'
|
|
|
|
def ehelp (name, g, l):
|
|
"""Get help on string NAME using globals G and locals L.
|
|
First try to eval name for, e.g. user definitions where we need
|
|
the object. Otherwise try the string form."""
|
|
try: help (eval (name, g, l))
|
|
except: help (name)
|
|
|
|
def eimport (mod, dir):
|
|
"""Import module MOD with directory DIR at the head of the search path.
|
|
NB doesn't load from DIR if MOD shadows a system module."""
|
|
path0 = sys.path[0]
|
|
sys.path[0] = dir
|
|
try:
|
|
try:
|
|
if globals().has_key(mod) and inspect.ismodule (eval (mod)):
|
|
reload(eval (mod))
|
|
else:
|
|
globals ()[mod] = __import__ (mod)
|
|
except:
|
|
(type, value, tb) = sys.exc_info ()
|
|
print "Traceback (most recent call last):"
|
|
traceback.print_exception (type, value, tb.tb_next)
|
|
finally:
|
|
sys.path[0] = path0
|
|
|
|
print '_emacs_ok' # ready for input and can call continuation
|
|
|
|
# arch-tag: d90408f3-90e2-4de4-99c2-6eb9c7b9ca46
|