lr_finder plotting method automated unit tests #1859
Description
Describe the bug
Line 76 in e0feb53
this plotting test may block the main testing runner and need manual confirmation
To Reproduce
./runtests.sh --quick --unittest
Stopping early, the loss has diverged
Computing optimal learning rate: 80%|███████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████▏ | 4/5 [00:06<00:01, 1.72s/it]
Resetting model and optimizer
Coverage.py warning: No data was collected. (no-data-collected)
Coverage.py warning: No data was collected. (no-data-collected)
Coverage.py warning: No data was collected. (no-data-collected)
Coverage.py warning: No data was collected. (no-data-collected)
Coverage.py warning: No data was collected. (no-data-collected)
Coverage.py warning: No data was collected. (no-data-collected)
Coverage.py warning: No data was collected. (no-data-collected)
Coverage.py warning: No data was collected. (no-data-collected)
Coverage.py warning: No data was collected. (no-data-collected)
0.00031622776601683794
??^B^C^C
^C
^C
^C
^C^C
^C
^CFinished test: test_lr_finder (tests.test_lr_finder.TestLRFinder) (2.63e+03s)