Falling back to default circular polygon.
INFO:     10.98.32.106:61626 - "POST /api/StoreLocationAnalysis/ HTTP/1.1" 500 Internal Server Error
ERROR:    Exception in ASGI application
Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/urllib3/connectionpool.py", line 787, in urlopen
    response = self._make_request(
  File "/usr/local/lib/python3.9/site-packages/urllib3/connectionpool.py", line 488, in _make_request
    raise new_e
  File "/usr/local/lib/python3.9/site-packages/urllib3/connectionpool.py", line 464, in _make_request
    self._validate_conn(conn)
  File "/usr/local/lib/python3.9/site-packages/urllib3/connectionpool.py", line 1093, in _validate_conn
    conn.connect()
  File "/usr/local/lib/python3.9/site-packages/urllib3/connection.py", line 790, in connect
    sock_and_verified = _ssl_wrap_socket_and_match_hostname(
  File "/usr/local/lib/python3.9/site-packages/urllib3/connection.py", line 969, in _ssl_wrap_socket_and_match_hostname
    ssl_sock = ssl_wrap_socket(
  File "/usr/local/lib/python3.9/site-packages/urllib3/util/ssl_.py", line 480, in ssl_wrap_socket
    ssl_sock = _ssl_wrap_socket_impl(sock, context, tls_in_tls, server_hostname)
  File "/usr/local/lib/python3.9/site-packages/urllib3/util/ssl_.py", line 524, in _ssl_wrap_socket_impl
    return ssl_context.wrap_socket(sock, server_hostname=server_hostname)
  File "/usr/local/lib/python3.9/ssl.py", line 501, in wrap_socket
    return self.sslsocket_class._create(
  File "/usr/local/lib/python3.9/ssl.py", line 1074, in _create
    self.do_handshake()
  File "/usr/local/lib/python3.9/ssl.py", line 1343, in do_handshake
    self._sslobj.do_handshake()
ConnectionResetError: [Errno 104] Connection reset by peer

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/requests/adapters.py", line 486, in send
    resp = conn.urlopen(
  File "/usr/local/lib/python3.9/site-packages/urllib3/connectionpool.py", line 841, in urlopen
    retries = retries.increment(
  File "/usr/local/lib/python3.9/site-packages/urllib3/util/retry.py", line 474, in increment
    raise reraise(type(error), error, _stacktrace)
  File "/usr/local/lib/python3.9/site-packages/urllib3/util/util.py", line 38, in reraise
    raise value.with_traceback(tb)
  File "/usr/local/lib/python3.9/site-packages/urllib3/connectionpool.py", line 787, in urlopen
    response = self._make_request(
  File "/usr/local/lib/python3.9/site-packages/urllib3/connectionpool.py", line 488, in _make_request
    raise new_e
  File "/usr/local/lib/python3.9/site-packages/urllib3/connectionpool.py", line 464, in _make_request
    self._validate_conn(conn)
  File "/usr/local/lib/python3.9/site-packages/urllib3/connectionpool.py", line 1093, in _validate_conn
    conn.connect()
  File "/usr/local/lib/python3.9/site-packages/urllib3/connection.py", line 790, in connect
    sock_and_verified = _ssl_wrap_socket_and_match_hostname(
  File "/usr/local/lib/python3.9/site-packages/urllib3/connection.py", line 969, in _ssl_wrap_socket_and_match_hostname
    ssl_sock = ssl_wrap_socket(
  File "/usr/local/lib/python3.9/site-packages/urllib3/util/ssl_.py", line 480, in ssl_wrap_socket
    ssl_sock = _ssl_wrap_socket_impl(sock, context, tls_in_tls, server_hostname)
  File "/usr/local/lib/python3.9/site-packages/urllib3/util/ssl_.py", line 524, in _ssl_wrap_socket_impl
    return ssl_context.wrap_socket(sock, server_hostname=server_hostname)
  File "/usr/local/lib/python3.9/ssl.py", line 501, in wrap_socket
    return self.sslsocket_class._create(
  File "/usr/local/lib/python3.9/ssl.py", line 1074, in _create
    self.do_handshake()
  File "/usr/local/lib/python3.9/ssl.py", line 1343, in do_handshake
    self._sslobj.do_handshake()
urllib3.exceptions.ProtocolError: ('Connection aborted.', ConnectionResetError(104, 'Connection reset by peer'))

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "//PythonModel/isochrone.py", line 95, in create_isochrone_map
    response = requests.get(url)
  File "/usr/local/lib/python3.9/site-packages/requests/api.py", line 73, in get
    return request("get", url, params=params, **kwargs)
  File "/usr/local/lib/python3.9/site-packages/requests/api.py", line 59, in request
    return session.request(method=method, url=url, **kwargs)
  File "/usr/local/lib/python3.9/site-packages/requests/sessions.py", line 589, in request
    resp = self.send(prep, **send_kwargs)
  File "/usr/local/lib/python3.9/site-packages/requests/sessions.py", line 703, in send
    r = adapter.send(request, **kwargs)
  File "/usr/local/lib/python3.9/site-packages/requests/adapters.py", line 501, in send
    raise ConnectionError(err, request=request)
requests.exceptions.ConnectionError: ('Connection aborted.', ConnectionResetError(104, 'Connection reset by peer'))

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "//PythonModel/isochrone.py", line 129, in create_isochrone_map
    return default_polygon
UnboundLocalError: local variable 'default_polygon' referenced before assignment

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.9/site-packages/uvicorn/protocols/http/h11_impl.py", line 403, in run_asgi
    result = await app(  # type: ignore[func-returns-value]
  File "/usr/local/lib/python3.9/site-packages/uvicorn/middleware/proxy_headers.py", line 60, in __call__
    return await self.app(scope, receive, send)
  File "/usr/local/lib/python3.9/site-packages/fastapi/applications.py", line 1133, in __call__
    await super().__call__(scope, receive, send)
  File "/usr/local/lib/python3.9/site-packages/starlette/applications.py", line 113, in __call__
    await self.middleware_stack(scope, receive, send)
  File "/usr/local/lib/python3.9/site-packages/starlette/middleware/errors.py", line 186, in __call__
    raise exc
  File "/usr/local/lib/python3.9/site-packages/starlette/middleware/errors.py", line 164, in __call__
    await self.app(scope, receive, _send)
  File "/usr/local/lib/python3.9/site-packages/starlette/middleware/cors.py", line 85, in __call__
    await self.app(scope, receive, send)
  File "/usr/local/lib/python3.9/site-packages/starlette/middleware/exceptions.py", line 63, in __call__
    await wrap_app_handling_exceptions(self.app, conn)(scope, receive, send)
  File "/usr/local/lib/python3.9/site-packages/starlette/_exception_handler.py", line 53, in wrapped_app
    raise exc
  File "/usr/local/lib/python3.9/site-packages/starlette/_exception_handler.py", line 42, in wrapped_app
    await app(scope, receive, sender)
  File "/usr/local/lib/python3.9/site-packages/fastapi/middleware/asyncexitstack.py", line 18, in __call__
    await self.app(scope, receive, send)
  File "/usr/local/lib/python3.9/site-packages/starlette/routing.py", line 716, in __call__
    await self.middleware_stack(scope, receive, send)
  File "/usr/local/lib/python3.9/site-packages/starlette/routing.py", line 736, in app
    await route.handle(scope, receive, send)
  File "/usr/local/lib/python3.9/site-packages/starlette/routing.py", line 290, in handle
    await self.app(scope, receive, send)
  File "/usr/local/lib/python3.9/site-packages/fastapi/routing.py", line 123, in app
    await wrap_app_handling_exceptions(app, request)(scope, receive, send)
  File "/usr/local/lib/python3.9/site-packages/starlette/_exception_handler.py", line 53, in wrapped_app
    raise exc
  File "/usr/local/lib/python3.9/site-packages/starlette/_exception_handler.py", line 42, in wrapped_app
    await app(scope, receive, sender)
  File "/usr/local/lib/python3.9/site-packages/fastapi/routing.py", line 109, in app
    response = await f(request)
  File "/usr/local/lib/python3.9/site-packages/fastapi/routing.py", line 389, in app
    raw_response = await run_endpoint_function(
  File "/usr/local/lib/python3.9/site-packages/fastapi/routing.py", line 288, in run_endpoint_function
    return await dependant.call(**values)
  File "//PythonModel/isochrone.py", line 530, in store_location_analysis
    isochrone_response = await create_isochrone(isochrone_request)
  File "//PythonModel/isochrone.py", line 419, in create_isochrone
    boundary_polygon_wkt = create_isochrone_map(center_point, max_distance, transport_mode)
  File "//PythonModel/isochrone.py", line 133, in create_isochrone_map
    return default_polygon
UnboundLocalError: local variable 'default_polygon' referenced before assignment