jerrypeng commented on a change in pull request #2847: Cleanup Logging for
python functions
URL: https://github.com/apache/pulsar/pull/2847#discussion_r228338856
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File path: pulsar-functions/instance/src/main/python/util.py
##########
@@ -36,38 +36,33 @@
def import_class(from_path, full_class_name):
from_path = str(from_path)
full_class_name = str(full_class_name)
- kclass = import_class_from_path(from_path, full_class_name)
- if kclass is None:
+ try:
+ return import_class_from_path(from_path, full_class_name)
+ except Exception as e:
our_dir =
os.path.dirname(os.path.abspath(inspect.getfile(inspect.currentframe())))
api_dir = os.path.join(our_dir, PULSAR_API_ROOT, PULSAR_FUNCTIONS_API_ROOT)
- kclass = import_class_from_path(api_dir, full_class_name)
- return kclass
+ try:
+ return import_class_from_path(api_dir, full_class_name)
+ except Exception as e:
+ Log.info("Failed to import class %s from path %s" % (full_class_name,
from_path))
+ Log.info(e, exc_info=True)
+ return None
def import_class_from_path(from_path, full_class_name):
- Log.info('Trying to import %s from path %s' % (full_class_name, from_path))
+ Log.debug('Trying to import %s from path %s' % (full_class_name, from_path))
split = full_class_name.split('.')
classname_path = '.'.join(split[:-1])
class_name = full_class_name.split('.')[-1]
if from_path not in sys.path:
- Log.info("Add a new dependency to the path: %s" % from_path)
+ Log.debug("Add a new dependency to the path: %s" % from_path)
sys.path.insert(0, from_path)
if not classname_path:
- try:
- mod = importlib.import_module(class_name)
- return mod
- except Exception as e:
- Log.info("Import failed class_name %s from path %s" % (class_name,
from_path))
- Log.info(e, exc_info=True)
- return None
+ mod = importlib.import_module(class_name)
Review comment:
didn't this throw an exception before and we catch it and when to do print.
If we don't do the try and except, wouldn't it crash the function instance?
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