change tk pin to less than buggy version
@@ -27,7 +27,6 @@ requirements:
- python
- tensorflow
- bokeh
- - cython
- future
- h5py
- ipykernel=4.10
@@ -46,7 +45,7 @@ requirements:
- scikit-learn
- spyder
- tifffile
- - tk !=8.6.9
+ - tk <8.6.9
- tqdm
- pyqtgraph
- pynwb
