Table of Contents
pickle
cPickle
copy_reg
shelve
marshal
anydbm
whichdb
dumbdbm
sqlite3
sqlite3.Binary
sqlite3.Cache
sqlite3.Connection
sqlite3.Cursor
sqlite3.Date
sqlite3.OptimizedUnicode
sqlite3.PrepareProtocol
sqlite3.Row
sqlite3.Statement
sqlite3.Time
sqlite3.Timestamp
Date.
isoformat
Return string in ISO 8601 format, YYYY-MM-DD.