Error handling for notebooks with invalid format
Undo change made to example nb for testing
Changed error message
Flake8 style fixes
Added/fixed error handling
Changed when error handling messages appear and fixed code so that we don't try and send the notebook to the flask after the format is invalid
Fix notebook should not be sent to flask if invalid type
Flake8 style fix
Merge branch 'master' into error_handling
List the filename when there is an invalid notebook
Flake8 style fixes
Merge branch 'error_handling' of github.com:selenaaa/nbdiff into error_handling
Add merge example with invalid notebook file for testing #169
Add unparseable example notebooks to test nbdiff #169.
List filenames of invalid nbks for nbdiff when filenames are specified
Merge branch 'error_handling' of https://github.com/selenaaa/nbdiff into error_handling
Flake8 style fixes
Show files that are invalid when using nbmerge with 3 or 4 arguments
Added example notebooks and updated README.md
Fixed README formatting for scripts