Port to Python 3

[Aniket21mathur]

Porting the activity to python 3. Tested with toolkit-gtk3(HEAD).

[quozl]

Traceback (most recent call last):
  File "/usr/bin/sugar-activity3", line 5, in <module>
    activityinstance.main()
  File "/usr/lib/python3.7/dist-packages/sugar3/activity/activityinstance.py", line 179, in main
    module = __import__(module_name)
  File "/usr/share/sugar/activities/Pippy.activity/pippy_app.py", line 82, in <module>
    from collabwrapper import CollabWrapper
  File "/usr/share/sugar/activities/Pippy.activity/collabwrapper.py", line 77, in <module>
    from telepathy.interfaces import \
ModuleNotFoundError: No module named 'telepathy'

• [ ] port to TelepathyGLib and Telepathy D-Bus per guide.

[Aniket21mathur]

Thanks for pointing out please see #65 .

[quozl]

Rebased on https://github.com/sugarlabs/Pippy/pull/65 but it still doesn't work, this time;

Traceback (most recent call last):
  File "/usr/share/sugar/activities/Pippy.activity/pippy_app.py", line 635, in _go_button_cb
    self._reset_vte()
  File "/usr/share/sugar/activities/Pippy.activity/pippy_app.py", line 608, in _reset_vte
    self._vte.feed('\x1B[H\x1B[J\x1B[0;39m')
TypeError: Item 0: Must be number, not str
Traceback (most recent call last):
  File "/usr/share/sugar/activities/Pippy.activity/pippy_app.py", line 635, in _go_button_cb
    self._reset_vte()
  File "/usr/share/sugar/activities/Pippy.activity/pippy_app.py", line 608, in _reset_vte
    self._vte.feed('\x1B[H\x1B[J\x1B[0;39m')
TypeError: Item 0: Must be number, not str
Traceback (most recent call last):
  File "/usr/share/sugar/activities/Pippy.activity/pippy_app.py", line 635, in _go_button_cb
    self._reset_vte()
  File "/usr/share/sugar/activities/Pippy.activity/pippy_app.py", line 608, in _reset_vte
    self._vte.feed('\x1B[H\x1B[J\x1B[0;39m')
TypeError: Item 0: Must be number, not str
Traceback (most recent call last):
  File "/usr/share/sugar/activities/Pippy.activity/pippy_app.py", line 635, in _go_button_cb
    self._reset_vte()
  File "/usr/share/sugar/activities/Pippy.activity/pippy_app.py", line 608, in _reset_vte
    self._vte.feed('\x1B[H\x1B[J\x1B[0;39m')
TypeError: Item 0: Must be number, not str
1565938120.346632 ERROR root: Error saving activity object to datastore
Traceback (most recent call last):
  File "/usr/lib/python3.7/dist-packages/sugar3/activity/activity.py", line 1277, in _prepare_close
    self.save()
  File "/usr/lib/python3.7/dist-packages/sugar3/activity/activity.py", line 978, in save
    self.write_file(file_path)
  File "/usr/share/sugar/activities/Pippy.activity/pippy_app.py", line 1074, in write_file
    pippy_data = json.dumps(session_list)
  File "/usr/lib/python3.7/json/__init__.py", line 231, in dumps
    return _default_encoder.encode(obj)
  File "/usr/lib/python3.7/json/encoder.py", line 199, in encode
    chunks = self.iterencode(o, _one_shot=True)
  File "/usr/lib/python3.7/json/encoder.py", line 257, in iterencode
    return _iterencode(o, 0)
  File "/usr/lib/python3.7/json/encoder.py", line 179, in default
    raise TypeError(f'Object of type {o.__class__.__name__} '
TypeError: Object of type bytes is not JSON serializable

Test case is to type print("hello world") into the buffer and press the play (run) button.