An HTTP Client raised an unhandled exception: 'int' object is not callable - python-3.x

Question

I'm facing the issue in two python libraries used in my code, Getting these randomly on prod on some of the pods and not all pods
Trace of The Error
Traceback (most recent call last):\n File \"/usr/local/lib/python3.10/site-packages/botocore/httpsession.py\",
line 448, in send\n
urllib_response = conn.urlopen(\n File \"/usr/local/lib/python3.10/site-packages/urllib3/connectionpool.py\",
line 703, in urlopen\n
httplib_response = self._make_request(\n File \"/usr/local/lib/python3.10/site-packages/newrelic/hooks/external_urllib3.py\",
line 32, in _nr_wrapper_make_request_\n
return wrapped(*args, **kwargs)\n
File \"/usr/local/lib/python3.10/site-packages/urllib3/connectionpool.py\",
line 386, in _make_request\n self._validate_conn(conn)\n
File \"/usr/local/lib/python3.10/site-packages/urllib3/connectionpool.py\",
line 1040, in _validate_conn\n
conn.connect()\n File \"/usr/local/lib/python3.10/site-packages/urllib3/connection.py\",
line 416, in connect\n
self.sock = ssl_wrap_socket(\n File \"/usr/local/lib/python3.10/site-packages/urllib3/util/ssl_.py\",
line 424, in ssl_wrap_socket\n context.set_alpn_protocols(ALPN_PROTOCOLS)\n
File \"/usr/local/lib/python3.10/ssl.py\",
line 566, in set_alpn_protocols\n
if len(b) == 0 or len(b) > 255:\nTypeError: 'int' object is not callable\n\nDuring handling of the above exception, another exception occurred:\n\nTraceback (most recent call last):\n
File \"/code/app/aws_utils/dynamo_db.py\", line 176, in update_multi_attributes\n
response = table.update_item(\n File \"/usr/local/lib/python3.10/site-packages/boto3/resources/factory.py\",
line 580, in do_action\n
response = action(self, *args, **kwargs)\n
File \"/usr/local/lib/python3.10/site-packages/boto3/resources/action.py\",
line 88, in __call__\n response = getattr(parent.meta.client, operation_name)(*args, **params)\n
File \"/usr/local/lib/python3.10/site-packages/botocore/client.py\",
line 514, in _api_call\n
return self._make_api_call(operation_name, kwargs)\n
File \"/usr/local/lib/python3.10/site-packages/botocore/client.py\",
line 921, in _make_api_call\n
http, parsed_response = self._make_request(\n
File \"/usr/local/lib/python3.10/site-packages/botocore/client.py\",
line 944, in _make_request\n
return self._endpoint.make_request(operation_model, request_dict)\n
File \"/usr/local/lib/python3.10/site-packages/newrelic/hooks/external_botocore.py\",
line 108, in _nr_endpoint_make_request_\n
result = wrapped(*args, **kwargs)\n
File \"/usr/local/lib/python3.10/site-packages/botocore/endpoint.py\",
line 119, in make_request\n
return self._send_request(request_dict, operation_model)\n
File \"/usr/local/lib/python3.10/site-packages/botocore/endpoint.py\",
line 231, in _send_request\n
raise exception\n File \"/usr/local/lib/python3.10/site-packages/botocore/endpoint.py\",
line 281, in _do_get_response\n
http_response = self._send(request)\n
File \"/usr/local/lib/python3.10/site-packages/botocore/endpoint.py\",
line 377, in _send\n return self.http_session.send(request)\n
File \"/usr/local/lib/python3.10/site-packages/botocore/httpsession.py\",
line 493, in send\n
raise HTTPClientError(error=e)\nbotocore.exceptions.HTTPClientError: An HTTP Client raised an unhandled exception: 'int' object is not callable\n",
Getting this in all dynamodb calls , adding one of the codes here, exception comes in the packages and not in the code as far as i understood
def update_multi_attributes(
self,
table,
partition_key,
sort_key,
attr_value_dict,
delete_attr=[],
):
try:
if not partition_key or not sort_key:
return None
if not attr_value_dict and len(delete_attr) == 0:
return None
if not attr_value_dict and len(delete_attr) > 0:
return self.delete_attributes(
table=table,
partition_key=partition_key,
sort_key=sort_key,
delete_attr=delete_attr,
)
expression_attribute_values = {}
expression_attribute_names = {}
update_expression = "SET "
remove_attr_expression = "REMOVE "
index = 0
attr_value_dict.pop("partition_key", None)
attr_value_dict.pop("sort_key", None)
for key, value in attr_value_dict.items():
index += 1
var_name = "#var" + str(index)
var_value_name = ":var" + str(index)
expression_attribute_values[var_value_name] = value
expression_attribute_names[var_name] = key
if index < len(attr_value_dict.keys()):
update_expression = (
update_expression + var_name + "=" + var_value_name + ","
)
else:
update_expression = (
update_expression + var_name + "=" + var_value_name
)
index = 0
for attr in delete_attr:
index += 1
var_name = "#rvar" + str(index)
expression_attribute_names[var_name] = attr
if index < len(delete_attr):
remove_attr_expression = remove_attr_expression + var_name + ","
else:
remove_attr_expression = remove_attr_expression + var_name
if len(delete_attr) > 0:
update_expression = update_expression + " " + remove_attr_expression
response = table.update_item(
Key=self.get_key(partition_key, sort_key),
ExpressionAttributeNames=expression_attribute_names,
UpdateExpression=update_expression,
ConditionExpression="attribute_exists(partition_key)"
"and attribute_exists(sort_key)",
ExpressionAttributeValues=expression_attribute_values,
)
return response
except botocore.exceptions.ClientError as e:
logger.info(
"Dynamo: Error Update MultiAttribute boto3{} error{},{}for{},{}".format(
attr_value_dict,
e,
e.response["Error"],
partition_key,
traceback.format_exc(),
)
)
except Exception as e:
logger.info(
"Dynamo: Error Update MultiAttribute {} error {} for {}, {}".format(
attr_value_dict, e, partition_key, traceback.format_exc()
)
)
return None
Adding Package versions used
urllib3-1.26.8
botocore-1.27.77
boto3-1.24.77
Had put a trace print, thinking of upgrading the urllib version but not sure if that would solve the problem, Suddenly this error started coming up, code was working fine for a month after integration.`