airflow __init__ 源码
airflow init 代码
文件路径：/airflow/providers/amazon/aws/utils/init.py
# Licensed to the Apache Software Foundation (ASF) under one
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# 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
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# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
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from __future__ import annotations
import re
from datetime import datetime
from airflow.version import version
def trim_none_values(obj: dict):
return {key: val for key, val in obj.items() if val is not None}
def datetime_to_epoch(date_time: datetime) -> int:
"""Convert a datetime object to an epoch integer (seconds)."""
return int(date_time.timestamp())
def datetime_to_epoch_ms(date_time: datetime) -> int:
"""Convert a datetime object to an epoch integer (milliseconds)."""
return int(date_time.timestamp() * 1_000)
def datetime_to_epoch_us(date_time: datetime) -> int:
"""Convert a datetime object to an epoch integer (microseconds)."""
return int(date_time.timestamp() * 1_000_000)
def get_airflow_version() -> tuple[int, ...]:
val = re.sub(r'(\d+\.\d+\.\d+).*', lambda x: x.group(1), version)
return tuple(int(x) for x in val.split('.'))
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