Created
May 26, 2019 22:31
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FLATTEN JSON
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| def flatten_json(nested_json): | |
| """ | |
| Flatten json object with nested keys into a single level. | |
| Args: | |
| nested_json: A nested json object. | |
| Returns: | |
| The flattened json object if successful, None otherwise. | |
| """ | |
| out = {} | |
| def flatten(x, name=''): | |
| if type(x) is dict: | |
| for a in x: | |
| flatten(x[a], name + a + '_') | |
| elif type(x) is list: | |
| i = 0 | |
| for a in x: | |
| flatten(a, name + str(i) + '_') | |
| i += 1 | |
| else: | |
| out[name[:-1]] = x | |
| flatten(nested_json) | |
| return out |
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