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import importlib
def import_optional_module(module_name):
# Initialize the cache attribute if it does not exist
if not hasattr(import_optional_module, 'cache'):
import_optional_module.cache = {}
# Check if the module is already in the cache
if module_name in import_optional_module.cache:
return import_optional_module.cache[module_name]
# Attempt to import the module
try:
module = importlib.import_module(module_name)
except ImportError:
module = None
# Cache the result
import_optional_module.cache[module_name] = module
return module
def timeit(func):
logging = import_optional_module("devtools.frontend_build_platform.libraries.logging")
if logging:
return logging.timeit(func)
else:
return func
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