In [ ]:

In [44]:

#!pip install flatten_json

In [42]:

from flatten_json import flatten, unflatten, unflatten_list

In [45]:

d = {'data': [{'a': [0, 1, 2, 3]}, {'a': [4, 5], 'b': {'c': [0, 1]}}]}

In [46]:

v = flatten(d)
v

Out[46]:

{'data_0_a_0': 0,
 'data_0_a_1': 1,
 'data_0_a_2': 2,
 'data_0_a_3': 3,
 'data_1_a_0': 4,
 'data_1_a_1': 5,
 'data_1_b_c_0': 0,
 'data_1_b_c_1': 1}

In [47]:

unflatten(v)

Out[47]:

{'data': {'0': {'a': {'0': 0, '1': 1, '2': 2, '3': 3}},
  '1': {'a': {'0': 4, '1': 5}, 'b': {'c': {'0': 0, '1': 1}}}}}

In [48]:

unflatten_list(v)

Out[48]:

{'data': [{'a': [0, 1, 2, 3]}, {'a': [4, 5], 'b': {'c': [0, 1]}}]}