mirror of
https://github.com/aykhans/AzSuicideDataVisualization.git
synced 2025-04-21 18:23:35 +00:00
37 lines
991 B
Python
37 lines
991 B
Python
"""
|
|
Stand-alone module to provide information about whether optional deps exist.
|
|
|
|
"""
|
|
from __future__ import absolute_import
|
|
|
|
from importlib import import_module
|
|
import logging
|
|
import sys
|
|
|
|
logger = logging.getLogger(__name__)
|
|
_not_importable = set()
|
|
|
|
|
|
def get_module(name, should_load=True):
|
|
"""
|
|
Return module or None. Absolute import is required.
|
|
|
|
:param (str) name: Dot-separated module path. E.g., 'scipy.stats'.
|
|
:raise: (ImportError) Only when exc_msg is defined.
|
|
:return: (module|None) If import succeeds, the module will be returned.
|
|
|
|
"""
|
|
if name in sys.modules:
|
|
return sys.modules[name]
|
|
if not should_load:
|
|
return None
|
|
if name not in _not_importable:
|
|
try:
|
|
return import_module(name)
|
|
except ImportError:
|
|
_not_importable.add(name)
|
|
except Exception as e:
|
|
_not_importable.add(name)
|
|
msg = f"Error importing optional module {name}"
|
|
logger.exception(msg)
|