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# Licensed to the Apache Software Foundation (ASF) under one

# or more contributor license agreements. See the NOTICE file

# distributed with this work for additional information

# regarding copyright ownership. The ASF licenses this file

# to you under the Apache License, Version 2.0 (the

# "License"); you may not use this file except in compliance

# with the License. You may obtain a copy of the License at

#

# http://www.apache.org/licenses/LICENSE-2.0

#

# Unless required by applicable law or agreed to in writing,

# software distributed under the License is distributed on an

# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY

# KIND, either express or implied. See the License for the

# specific language governing permissions and limitations

# under the License.

import datafusion

import datafusion.functions

import datafusion.object_store

import datafusion.substrait

# EnumType introduced in 3.11. 3.10 and prior it was called EnumMeta.

try:

from enum import EnumType

except ImportError:

from enum import EnumMeta as EnumType

def missing_exports(internal_obj, wrapped_obj) -> None:

# Special case enums - just make sure they exist since dir()

# and other functions get overridden.

if isinstance(wrapped_obj, EnumType):

return

for attr in dir(internal_obj):

assert attr in dir(wrapped_obj)

internal_attr = getattr(internal_obj, attr)

wrapped_attr = getattr(wrapped_obj, attr)

if internal_attr is not None:

if wrapped_attr is None:

print("Missing attribute: ", attr)

assert False

if attr in ["__self__", "__class__"]:

continue

if isinstance(internal_attr, list):

assert isinstance(wrapped_attr, list)

for val in internal_attr:

assert val in wrapped_attr

elif hasattr(internal_attr, "__dict__"):

missing_exports(internal_attr, wrapped_attr)

def test_datafusion_missing_exports() -> None:

"""Check for any missing python exports.

This test verifies that every exposed class, attribute, and function in

the internal (pyo3) module is also exposed in our python wrappers.

"""

missing_exports(datafusion._internal, datafusion)