available expectations

[grillazz]

class GxFuncModel(str, Enum):
expect_table_row_count_to_equal = "expect_table_row_count_to_equal"
expect_multicolumn_sum_to_equal = "expect_multicolumn_sum_to_equal"

update model to present all available expectations via enum with docs ?

try with class ExpectationConfiguration(SerializableDictDot):
in
/great_expectations/core/expectation_configuration.py

by reading package modules try to build json with docsstring
https://stackoverflow.com/questions/487971/is-there-a-standard-way-to-list-names-of-python-modules-in-a-package

package util or inspect