# Copyright (C) 2020 Alteryx, Inc. All rights reserved.
#
# Licensed 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.
"""Utility definitions."""
from typing import TYPE_CHECKING
from .constants import NULL_VALUE_PLACEHOLDER
from .utilities import convert_metadata_to_record_info, convert_record_info_to_metadata
if TYPE_CHECKING:
import pandas as pd
[docs]def fill_df_nulls_with_blackbird_nulls(df: "pd.DataFrame") -> None:
"""Fill all dataframe null values with blackbird's representation."""
df.fillna(NULL_VALUE_PLACEHOLDER, inplace=True)
__all__ = [
"convert_metadata_to_record_info",
"convert_record_info_to_metadata",
"fill_df_nulls_with_blackbird_nulls",
"NULL_VALUE_PLACEHOLDER",
]