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import os
import sys
from logging import error
from shlex import split
from traceback import print_exc
from common.option_tools import HANDLERS, get_option_dict
def init_handlers(config_str, search_dir):
try:
handlers = split(get_option_dict()[HANDLERS])
except KeyError:
handlers = []
for handler in handlers:
module = os.path.basename(handler)[:-3]
# There is 3 way to specify path:
# - absolute path to module
# - single name, then module should be in same directory as config
# - relative path, then use python as base path.
if os.path.exists(handler):
module_path = os.path.dirname(handler)
elif not os.path.dirname(handler):
module_path = os.path.dirname(config_str)
else:
module_path = os.path.join(search_dir, "..", os.path.dirname(handler))
sys.path.insert(0, module_path)
try:
__import__(module)
except Exception as e:
for p in sys.path:
error(p)
error("Fail to import handler %s with error %s", handler, e)
print_exc()
exit(1)
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