Field

from mongofire import MongoDB, Field
db = MongoDB('myAppDatabase')

unset

To unset (delete) field, use the following example:

db.collection('users').document('user_id').update({
    'email': Field.unset(),
})

rename

To rename field, use the following example:

db.collection('users').document('user_id').update({
    'name': Field.rename('username')
})