/usr/share/pyshared/pyramid/path.py is in python-pyramid 1.2.3+dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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import pkg_resources
import sys
import imp
ignore_types = [ imp.C_EXTENSION, imp.C_BUILTIN ]
init_names = [ '__init__%s' % x[0] for x in imp.get_suffixes() if
x[0] and x[2] not in ignore_types ]
def caller_path(path, level=2):
if not os.path.isabs(path):
module = caller_module(level+1)
prefix = package_path(module)
path = os.path.join(prefix, path)
return path
def caller_module(level=2, sys=sys):
module_globals = sys._getframe(level).f_globals
module_name = module_globals.get('__name__') or '__main__'
module = sys.modules[module_name]
return module
def package_name(pkg_or_module):
""" If this function is passed a module, return the dotted Python
package name of the package in which the module lives. If this
function is passed a package, return the dotted Python package
name of the package itself."""
if pkg_or_module is None:
return '__main__'
pkg_filename = pkg_or_module.__file__
pkg_name = pkg_or_module.__name__
splitted = os.path.split(pkg_filename)
if splitted[-1] in init_names:
# it's a package
return pkg_name
return pkg_name.rsplit('.', 1)[0]
def package_of(pkg_or_module):
""" Return the package of a module or return the package itself """
pkg_name = package_name(pkg_or_module)
__import__(pkg_name)
return sys.modules[pkg_name]
def caller_package(level=2, caller_module=caller_module):
# caller_module in arglist for tests
module = caller_module(level+1)
f = getattr(module, '__file__', '')
if (('__init__.py' in f) or ('__init__$py' in f)): # empty at >>>
# Module is a package
return module
# Go up one level to get package
package_name = module.__name__.rsplit('.', 1)[0]
return sys.modules[package_name]
def package_path(package):
# computing the abspath is actually kinda expensive so we memoize
# the result
prefix = getattr(package, '__abspath__', None)
if prefix is None:
prefix = pkg_resources.resource_filename(package.__name__, '')
# pkg_resources doesn't care whether we feed it a package
# name or a module name within the package, the result
# will be the same: a directory name to the package itself
try:
package.__abspath__ = prefix
except:
# this is only an optimization, ignore any error
pass
return prefix
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