sqlobject/sqlobject/compat.py at master · sqlobject/sqlobject · GitHub

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import os

import sys

import types

# Credit to six authors: https://pypi.org/project/six/

# License: MIT

def with_metaclass(meta, *bases):

"""Create a base class with a metaclass."""

# This requires a bit of explanation: the basic idea is to make a dummy

# metaclass for one level of class instantiation that replaces itself with

# the actual metaclass.

class metaclass(meta):

def __new__(cls, name, this_bases, d):

return meta(name, bases, d)

return type.__new__(metaclass, 'temporary_class', (), {})

# Compatability definitions (inspired by six)

PY2 = sys.version_info[0] < 3

if PY2:

# disable flake8 checks on python 3

string_type = basestring # noqa

unicode_type = unicode # noqa

class_types = (type, types.ClassType)

buffer_type = buffer # noqa

else:

string_type = str

unicode_type = str

class_types = (type,)

buffer_type = memoryview

if PY2:

import imp

def load_module_from_file(base_name, module_name, filename):

fp, pathname, description = imp.find_module(

base_name, [os.path.dirname(filename)])

try:

module = imp.load_module(module_name, fp, pathname, description)

finally:

fp.close()

return module

else:

import importlib.util

def load_module_from_file(base_name, module_name, filename):

specs = importlib.util.spec_from_file_location(module_name, filename)

loader = specs.loader

if hasattr(loader, 'create_module'):

module = loader.create_module(specs)

else:

module = None

if module is None:

return specs.loader.load_module()

else:

loader.exec_module(module)

return module

sqlobject/sqlobject/compat.py at master · sqlobject/sqlobject · GitHub

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