Add a TestCase to stash/restore local creds.
Add a TestCase to stash/restore local creds.

Otherwise, it’s pretty easy to munge them if tests change them!
ee-in/python-api,plotly/python-api,ee-in/python-api,plotly/plotly.py,plotly/python-api,ee-in/python-api,plotly/plotly.py,plotly/python-api,plotly/plotly.py