/usr/share/pyshared/paste/deploy/util.py is in python-pastedeploy 1.5.2-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 | # (c) 2005 Ian Bicking and contributors; written for Paste (http://pythonpaste.org)
# Licensed under the MIT license: http://www.opensource.org/licenses/mit-license.php
import inspect
import sys
from paste.deploy.compat import reraise
def fix_type_error(exc_info, callable, varargs, kwargs):
"""
Given an exception, this will test if the exception was due to a
signature error, and annotate the error with better information if
so.
Usage::
try:
val = callable(*args, **kw)
except TypeError:
exc_info = fix_type_error(None, callable, args, kw)
raise exc_info[0], exc_info[1], exc_info[2]
"""
if exc_info is None:
exc_info = sys.exc_info()
if (exc_info[0] != TypeError
or str(exc_info[1]).find('arguments') == -1
or getattr(exc_info[1], '_type_error_fixed', False)):
return exc_info
exc_info[1]._type_error_fixed = True
argspec = inspect.formatargspec(*inspect.getargspec(callable))
args = ', '.join(map(_short_repr, varargs))
if kwargs and args:
args += ', '
if kwargs:
kwargs = sorted(kwargs.items())
args += ', '.join(['%s=...' % n for n, v in kwargs])
gotspec = '(%s)' % args
msg = '%s; got %s, wanted %s' % (exc_info[1], gotspec, argspec)
exc_info[1].args = (msg,)
return exc_info
def _short_repr(v):
v = repr(v)
if len(v) > 12:
v = v[:8] + '...' + v[-4:]
return v
def fix_call(callable, *args, **kw):
"""
Call ``callable(*args, **kw)`` fixing any type errors that come out.
"""
try:
val = callable(*args, **kw)
except TypeError:
exc_info = fix_type_error(None, callable, args, kw)
reraise(*exc_info)
return val
def lookup_object(spec):
"""
Looks up a module or object from a some.module:func_name specification.
To just look up a module, omit the colon and everything after it.
"""
parts, target = spec.split(':') if ':' in spec else (spec, None)
module = __import__(parts)
for part in parts.split('.')[1:] + ([target] if target else []):
module = getattr(module, part)
return module
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