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import os
import sys
import traceback
import importlib.util
from types import ModuleType
def load_module(path):
module_spec = importlib.util.spec_from_file_location(os.path.basename(path), path)
module = importlib.util.module_from_spec(module_spec)
module_spec.loader.exec_module(module)
return module
def preload_extensions(extensions_dir, parser):
if not os.path.isdir(extensions_dir):
return
for dirname in sorted(os.listdir(extensions_dir)):
preload_script = os.path.join(extensions_dir, dirname, "preload.py")
if not os.path.isfile(preload_script):
continue
try:
module = load_module(preload_script)
if hasattr(module, 'preload'):
module.preload(parser)
except Exception:
print(f"Error running preload() for {preload_script}", file=sys.stderr)
print(traceback.format_exc(), file=sys.stderr)
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