| Dir : /proc/self/root/opt/saltstack/salt/lib/python3.10/site-packages/salt/utils/ |
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| Dir : //proc/self/root/opt/saltstack/salt/lib/python3.10/site-packages/salt/utils/compat.py |
"""
Compatibility functions for utils
"""
import copy
import importlib
import sys
import types
import salt.loader
def pack_dunder(name):
"""
Compatibility helper function to make __utils__ available on demand.
"""
# TODO: Deprecate starting with Beryllium
mod = sys.modules[name]
if not hasattr(mod, "__utils__"):
setattr(
mod, "__utils__", salt.loader.utils(mod.__opts__, pack_self="__utils__")
)
def deepcopy_bound(name):
"""
Compatibility helper function to allow copy.deepcopy copy bound methods
which is broken on Python 2.6, due to the following bug:
https://bugs.python.org/issue1515
Warnings:
- This method will mutate the global deepcopy dispatcher, which means that
this function is NOT threadsafe!
- Not Py3 compatible. The intended use case is deepcopy compat for Py2.6
"""
def _deepcopy_method(x, memo):
return type(x)(x.im_func, copy.deepcopy(x.im_self, memo), x.im_class)
pre_dispatch = copy._deepcopy_dispatch
try:
copy._deepcopy_dispatch[types.MethodType] = _deepcopy_method
ret = copy.deepcopy(name)
finally:
copy._deepcopy_dispatch = pre_dispatch
return ret
def cmp(x, y):
"""
Compatibility helper function to replace the ``cmp`` function from Python 2. The
``cmp`` function is no longer available in Python 3.
cmp(x, y) -> integer
Return negative if x<y, zero if x==y, positive if x>y.
"""
if isinstance(x, dict) and isinstance(y, dict):
return 0 if x == y else -1
return (x > y) - (x < y)
def reload(mod):
"""
Compatibility helper function to replace the ``reload`` builtin from Python 2.
"""
try:
return importlib.reload(mod)
except AttributeError:
return reload(mod)