CLI, IPv4Network doesn't convert to json

[jopietsch]

CLI, IPv4Network doesn't convert to json

[jopietsch]

after changing to value_counts it give a different but related error

(suzieq) jpiet@t14:/tmp/pycharm_project_1000/suzieq$ python3 /tmp/pycharm_project_1000/suzieq/suzieq/cli/suzieq-cli routes unique --columns=prefix --format=json
Logging to /tmp/suzieq-8ne4_j_8
Error running command: Overlong 2 byte UTF-8 sequence detected when encoding string
------------------------------------------------------------
Traceback (most recent call last):
  File "/home/jpiet/.local/share/virtualenvs/suzieq-zI29E9ll/lib/python3.7/site-packages/nubia/internal/cmdbase.py", line 448, in run_cli
    return fn(**kwargs)
  File "/tmp/pycharm_project_1000/suzieq/suzieq/cli/sqcmds/command.py", line 154, in unique
    return self._gen_output(pd.DataFrame({column: r}).reset_index())
  File "/tmp/pycharm_project_1000/suzieq/suzieq/cli/sqcmds/command.py", line 107, in _gen_output
    print(df.to_json(orient="records"))
  File "/home/jpiet/.local/share/virtualenvs/suzieq-zI29E9ll/lib/python3.7/site-packages/pandas/core/generic.py", line 2424, in to_json
    index=index,
  File "/home/jpiet/.local/share/virtualenvs/suzieq-zI29E9ll/lib/python3.7/site-packages/pandas/io/json/_json.py", line 78, in to_json
    index=index,
  File "/home/jpiet/.local/share/virtualenvs/suzieq-zI29E9ll/lib/python3.7/site-packages/pandas/io/json/_json.py", line 135, in write
    self.default_handler,
  File "/home/jpiet/.local/share/virtualenvs/suzieq-zI29E9ll/lib/python3.7/site-packages/pandas/io/json/_json.py", line 234, in _write
    default_handler,
  File "/home/jpiet/.local/share/virtualenvs/suzieq-zI29E9ll/lib/python3.7/site-packages/pandas/io/json/_json.py", line 155, in _write
    default_handler=default_handler,
OverflowError: Overlong 2 byte UTF-8 sequence detected when encoding string