Current File : //opt/cloudlinux/venv/lib64/python3.11/site-packages/numpy/distutils/fcompiler/environment.py
import os
from distutils.dist import Distribution
__metaclass__ = type
class EnvironmentConfig:
def __init__(self, distutils_section='ALL', **kw):
self._distutils_section = distutils_section
self._conf_keys = kw
self._conf = None
self._hook_handler = None
def dump_variable(self, name):
conf_desc = self._conf_keys[name]
hook, envvar, confvar, convert, append = conf_desc
if not convert:
convert = lambda x : x
print('%s.%s:' % (self._distutils_section, name))
v = self._hook_handler(name, hook)
print(' hook : %s' % (convert(v),))
if envvar:
v = os.environ.get(envvar, None)
print(' environ: %s' % (convert(v),))
if confvar and self._conf:
v = self._conf.get(confvar, (None, None))[1]
print(' config : %s' % (convert(v),))
def dump_variables(self):
for name in self._conf_keys:
self.dump_variable(name)
def __getattr__(self, name):
try:
conf_desc = self._conf_keys[name]
except KeyError:
raise AttributeError(
f"'EnvironmentConfig' object has no attribute '{name}'"
) from None
return self._get_var(name, conf_desc)
def get(self, name, default=None):
try:
conf_desc = self._conf_keys[name]
except KeyError:
return default
var = self._get_var(name, conf_desc)
if var is None:
var = default
return var
def _get_var(self, name, conf_desc):
hook, envvar, confvar, convert, append = conf_desc
if convert is None:
convert = lambda x: x
var = self._hook_handler(name, hook)
if envvar is not None:
envvar_contents = os.environ.get(envvar)
if envvar_contents is not None:
envvar_contents = convert(envvar_contents)
if var and append:
if os.environ.get('NPY_DISTUTILS_APPEND_FLAGS', '1') == '1':
var.extend(envvar_contents)
else:
# NPY_DISTUTILS_APPEND_FLAGS was explicitly set to 0
# to keep old (overwrite flags rather than append to
# them) behavior
var = envvar_contents
else:
var = envvar_contents
if confvar is not None and self._conf:
if confvar in self._conf:
source, confvar_contents = self._conf[confvar]
var = convert(confvar_contents)
return var
def clone(self, hook_handler):
ec = self.__class__(distutils_section=self._distutils_section,
**self._conf_keys)
ec._hook_handler = hook_handler
return ec
def use_distribution(self, dist):
if isinstance(dist, Distribution):
self._conf = dist.get_option_dict(self._distutils_section)
else:
self._conf = dist
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