当我尝试导入apache beam时,我收到以下错误.
>>> import apache_beam
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "/home/toor/pfff/local/lib/python2.7/site-packages/apache_beam/__init__.py", line 78, in <module>
from apache_beam import io
File "/home/toor/pfff/local/lib/python2.7/site-packages/apache_beam/io/__init__.py", line 21, in <module>
...
from apitools.base.protorpclite import messages
File "/home/toor/pfff/local/lib/python2.7/site-packages/apitools/base/protorpclite/messages.py", line 1165, in <module>
class Field(six.with_metaclass(_FieldMeta, object)):
TypeError: Error when calling the metaclass bases
metaclass conflict: the metaclass of a derived class must be a (non-strict) subclass of the metaclasses of all its bases
我正在一个新的虚拟环境中工作,我已经通过安装带有pip的google-cloud-dataflow安装了apache_beam,因为我需要能够在google云平台上运行的版本.
pip install google-cloud-dataflow
我不知道如何解决这个错误.为了完整起见,我在Windows上的ubuntu上使用bash上的python 2.7.12.我的同事在Windows上的ubuntu上运行bash时遇到了同样的错误,而直接在Windows上运行工作正常.
安装的软件包版本是: …