[英]Unable to import airflow providers package
我无法为 Google 导入 airflow 提供商 package。 我使用的命令是
pip3 install apache-airflow-backport-providers-google
它给了我错误
ERROR: Could not find a version that satisfies the requirement apache-airflow-backport-providers-google (from versions: none)
ERROR: No matching distribution found for apache-airflow-backport-providers-google
由于我的 DAG 被卡住并且错误消息是
Broken DAGS: No module named 'airflow.providers'
我签入了 airflow 库: env/lib/python3.5/site-packages/airflow
找不到提供程序文件夹。
编辑:当我按照答案中的建议将 python 版本升级到 3.6+ 时,上述问题得到解决。 但是现在,面临一个新的价值错误问题。 我在导入airflow.providers.google.cloud.operators.dataproc
DataprocInstantiateWorkflowTemplateOperator
请在下面找到错误回溯。
Traceback (most recent call last):
File "workflow_dag.py", line 6, in <module>
from airflow.providers.google.cloud.operators.dataproc import DataprocInstantiateWorkflowTemplateOperator
File "/home/kshitij/env/lib/python3.7/site-packages/airflow/providers/google/cloud/operators/dataproc.py", line 36, in <module>
from google.cloud.dataproc_v1beta2.types import ( # pylint: disable=no-name-in-module
File "/home/kshitij/env/lib/python3.7/site-packages/google/cloud/dataproc_v1beta2/__init__.py", line 18, in <module>
from .services.autoscaling_policy_service import AutoscalingPolicyServiceClient
File "/home/kshitij/env/lib/python3.7/site-packages/google/cloud/dataproc_v1beta2/services/autoscaling_policy_service/__init__.py", line 18, in <module>
from .client import AutoscalingPolicyServiceClient
File "/home/kshitij/env/lib/python3.7/site-packages/google/cloud/dataproc_v1beta2/services/autoscaling_policy_service/client.py", line 33, in <module>
from google.cloud.dataproc_v1beta2.services.autoscaling_policy_service import pagers
File "/home/kshitij/env/lib/python3.7/site-packages/google/cloud/dataproc_v1beta2/services/autoscaling_policy_service/pagers.py", line 20, in <module>
from google.cloud.dataproc_v1beta2.types import autoscaling_policies
File "/home/kshitij/env/lib/python3.7/site-packages/google/cloud/dataproc_v1beta2/types/__init__.py", line 18, in <module>
from .autoscaling_policies import (
File "/home/kshitij/env/lib/python3.7/site-packages/google/cloud/dataproc_v1beta2/types/autoscaling_policies.py", line 41, in <module>
class AutoscalingPolicy(proto.Message):
File "/home/kshitij/env/lib/python3.7/site-packages/proto/message.py", line 139, in __new__
field.descriptor.oneof_index = oneofs[field.oneof]
File "/home/kshitij/env/lib/python3.7/site-packages/proto/fields.py", line 113, in descriptor
proto3_optional=self.optional,
ValueError: Protocol message FieldDescriptorProto has no "proto3_optional" field.
您的 Python 版本是 python3.5 和之前的版本(请参阅文档和下图),如果您想使用 apache-airflow-backport-providers-google ZEFE07D8E6034A7B7688,则需要将 python 升级到 3.6+
Cloud Composer支持 Python 3.6,您可以尝试升级您的环境或创建一个新环境。
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