Fix for csv data loading error after a multi-position event

[annie-xd-wang]

No description provided.

[AdvancedImagingUTSW]

One more problem found @annie-xd-wang - When we right-click on the image display and select mark position.

Exception in Tkinter callback
Traceback (most recent call last):
  File "C:\Users\Spectral\.conda\envs\navigate\lib\tkinter\__init__.py", line 1892, in __call__
    return self.func(*args)
  File "C:\Users\Spectral\Documents\GitHub\navigate\src\navigate\controller\sub_controllers\camera_view_controller.py", line 458, in mark_position
    stage_position["x"] += offset_x * (-1 if stage_flip_flags["x"] else 1)
TypeError: can only concatenate str (not "int") to str
Exception in Tkinter callback
Traceback (most recent call last):
  File "C:\Users\Spectral\.conda\envs\navigate\lib\tkinter\__init__.py", line 1892, in __call__
    return self.func(*args)
  File "C:\Users\Spectral\Documents\GitHub\navigate\src\navigate\controller\sub_controllers\camera_view_controller.py", line 458, in mark_position
    stage_position["x"] += offset_x * (-1 if stage_flip_flags["x"] else 1)
TypeError: can only concatenate str (not "int") to str

[AdvancedImagingUTSW]

Another one found...

position is invalid
Exception in Tkinter callback
Traceback (most recent call last):
  File "C:\Users\Spectral\.conda\envs\navigate\lib\site-packages\pandas\core\indexes\base.py", line 3361, in get_loc
    return self._engine.get_loc(casted_key)
  File "pandas\_libs\index.pyx", line 76, in pandas._libs.index.IndexEngine.get_loc
  File "pandas\_libs\index.pyx", line 108, in pandas._libs.index.IndexEngine.get_loc
  File "pandas\_libs\hashtable_class_helper.pxi", line 2131, in pandas._libs.hashtable.Int64HashTable.get_item
  File "pandas\_libs\hashtable_class_helper.pxi", line 2140, in pandas._libs.hashtable.Int64HashTable.get_item
KeyError: 0

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "C:\Users\Spectral\.conda\envs\navigate\lib\tkinter\__init__.py", line 1892, in __call__
    return self.func(*args)
  File "C:\Users\Spectral\Documents\GitHub\navigate\src\navigate\controller\sub_controllers\multi_position_controller.py", line 157, in handle_double_click
    temp = list(df.loc[rowclicked])
  File "C:\Users\Spectral\.conda\envs\navigate\lib\site-packages\pandas\core\indexing.py", line 931, in __getitem__
    return self._getitem_axis(maybe_callable, axis=axis)
  File "C:\Users\Spectral\.conda\envs\navigate\lib\site-packages\pandas\core\indexing.py", line 1164, in _getitem_axis
    return self._get_label(key, axis=axis)
  File "C:\Users\Spectral\.conda\envs\navigate\lib\site-packages\pandas\core\indexing.py", line 1113, in _get_label
    return self.obj.xs(label, axis=axis)
  File "C:\Users\Spectral\.conda\envs\navigate\lib\site-packages\pandas\core\generic.py", line 3776, in xs
    loc = index.get_loc(key)
  File "C:\Users\Spectral\.conda\envs\navigate\lib\site-packages\pandas\core\indexes\base.py", line 3363, in get_loc
    raise KeyError(key) from err
KeyError: 0
position is invalid
position is invalid
position is invalid
position is invalid

[codecov]

Codecov Report

Attention: Patch coverage is 30.00000% with 7 lines in your changes are missing coverage. Please review.

Project coverage is 51.06%. Comparing base (fb182fe) to head (3302189).
Report is 4 commits behind head on develop.

❗ Current head 3302189 differs from pull request most recent head 586c903

Please upload reports for the commit 586c903 to get more accurate results.

Files	Patch %	Lines
...oller/sub_controllers/multi_position_controller.py	0.00%	4 Missing ⚠️
...ntroller/sub_controllers/camera_view_controller.py	0.00%	2 Missing ⚠️
...ate/controller/sub_controllers/stage_controller.py	66.66%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #900      +/-   ##
===========================================
+ Coverage    51.04%   51.06%   +0.01%     
===========================================
  Files          178      178              
  Lines        19054    19055       +1     
===========================================
+ Hits          9727     9730       +3     
+ Misses        9327     9325       -2     

Flag	Coverage Δ
unittests	51.06% <30.00%> (+0.01%)	⬆️

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