---------------------------------------------------------------------------
AttributeError                            Traceback (most recent call last)
Cell In[1], line 94
     91     os.mkdir(flat_file_path)
     93 for file in glob.glob(in_file_glob):
---> 94     flatten_bundle(file)

Cell In[1], line 85, in flatten_bundle(bundle_file_name)
     83 flat_patient = flatten_fhir(patient)
     84 for i, entry in enumerate(bundle['entry']):
---> 85     flat_entry = flatten_fhir(entry['resource'])

Cell In[1], line 40, in flatten_fhir(nested_json)
     37         attrib_name = name[:-1]
     38         out[attrib_name] = handle_special_attributes(attrib_name, json_to_flatten)
---> 40 flatten(nested_json)
     41 return out

Cell In[1], line 32, in flatten_fhir.<locals>.flatten(json_to_flatten, name)
     30 if type(json_to_flatten) is dict:
     31     for sub_attribute in json_to_flatten:
---> 32         flatten(json_to_flatten[sub_attribute], name + split_camel(sub_attribute) + ' ')
     33 elif type(json_to_flatten) is list:
     34     for i, sub_json in enumerate(json_to_flatten):

Cell In[1], line 35, in flatten_fhir.<locals>.flatten(json_to_flatten, name)
     33 elif type(json_to_flatten) is list:
     34     for i, sub_json in enumerate(json_to_flatten):
---> 35         flatten(sub_json, name + str(i) + ' ')
     36 else:
     37     attrib_name = name[:-1]

Cell In[1], line 31, in flatten_fhir.<locals>.flatten(json_to_flatten, name)
     29 def flatten(json_to_flatten, name=''):
     30     if type(json_to_flatten) is dict:
---> 31         for sub_attribute in json_to_flatten:
     32             flatten(json_to_flatten[sub_attribute], name + split_camel(sub_attribute) + ' ')
     33     elif type(json_to_flatten) is list:

Cell In[1], line 31, in flatten_fhir.<locals>.flatten(json_to_flatten, name)
     29 def flatten(json_to_flatten, name=''):
     30     if type(json_to_flatten) is dict:
---> 31         for sub_attribute in json_to_flatten:
     32             flatten(json_to_flatten[sub_attribute], name + split_camel(sub_attribute) + ' ')
     33     elif type(json_to_flatten) is list:

File _pydevd_bundle/pydevd_cython_darwin_39_64.pyx:1179, in _pydevd_bundle.pydevd_cython_darwin_39_64.SafeCallWrapper.__call__()

File _pydevd_bundle/pydevd_cython_darwin_39_64.pyx:620, in _pydevd_bundle.pydevd_cython_darwin_39_64.PyDBFrame.trace_dispatch()

File _pydevd_bundle/pydevd_cython_darwin_39_64.pyx:756, in _pydevd_bundle.pydevd_cython_darwin_39_64.PyDBFrame.trace_dispatch()

File ~/Library/Application Support/JetBrains/IntelliJIdea2022.3/plugins/python/helpers-pro/jupyter_debug/pydev_jupyter_plugin.py:92, in can_not_skip(plugin, pydb, pydb_frame, frame, info)
     90 def can_not_skip(plugin, pydb, pydb_frame, frame, info):
     91     step_cmd = info.pydev_step_cmd
---> 92     if step_cmd == 108 and _is_equals(frame, _get_stop_frame(info)):
     93         return True
     94     if pydb.jupyter_breakpoints:

File ~/Library/Application Support/JetBrains/IntelliJIdea2022.3/plugins/python/helpers-pro/jupyter_debug/pydev_jupyter_plugin.py:126, in _is_equals(frame, other_frame)
    122 def _is_equals(frame, other_frame):
    123     # We can't compare frames directly, because Jupyter compiles ast nodes
    124     # in cell separately. At the same time, the frame filename is unique and stays
    125     # the same within a cell.
--> 126     return frame.f_code.co_filename == other_frame.f_code.co_filename \
    127            and ((frame.f_code.co_name.startswith('<cell line:')
    128                  and other_frame.f_code.co_name.startswith('<cell line:'))
    129                 or frame.f_code.co_name == other_frame.f_code.co_name)

AttributeError: 'NoneType' object has no attribute 'f_code'