Proto

string proto.encode_text(x)

proto.encode_text(struct(field=123))
# field: 123

proto.encode_text(struct(field=True))
# field: true

proto.encode_text(struct(field=[1, 2, 3]))
# field: 1
# field: 2
# field: 3

proto.encode_text(struct(field='text', ignored_field=None))
# field: "text"

proto.encode_text(struct(field=struct(inner_field='text', ignored_field=None)))
# field {
#   inner_field: "text"
# }

proto.encode_text(struct(field=[struct(inner_field=1), struct(inner_field=2)]))
# field {
#   inner_field: 1
# }
# field {
#   inner_field: 2
# }

proto.encode_text(struct(field=struct(inner_field=struct(inner_inner_field='text'))))
# field {
#    inner_field {
#     inner_inner_field: "text"
#   }
# }

proto.encode_text(struct(foo={4: 3, 2: 1}))
# foo: {
#   key: 4
#   value: 3
# }
# foo: {
#   key: 2
#   value: 1
# }