If EDITOR isn't set, try various fallbacks.
tree7731129f60615c01d833ae8513ae53e1c2a88392
-rwxr-xr-x 2487 0publish
-rw-r--r-- 1721 create.py
-rw-r--r-- 1017 edit.py
-rw-r--r-- 1740 signing.py