python_nested_dict_path_fetcher.py

"""
Fetches key paths and values of a dictionary
"""
def dict_path(path, my_dict):
  for k,v in my_dict.iteritems():
    if isinstance(v, dict):
      dict_path(path + "_" + k, v)
    else:
      output.append('key: {}_{}, val: {}'.format(path, k, v))

event = {
  "params": {
    "a": "abc",
    "b": "17976",
    "c": {
      "d": "abcdef",
      "e": "17976",
      "f": "Hello World"
    },
    "a": "api/v1/",
    "b": "hello"
  }
}
output = []
dict_path('', event)
print output

# ['key: _params_a, val: api/v1/', 'key: _params_c_e, val: 17976', 'key: _params_c_d, val: abcdef', 'key: _params_c_f, val: Hello World', 'key: _params_b, val: hello']