运行后az component update，出现以下错误：
$ az component update
100% |????????????????????????????????| 71kB 1.5MB/s
100% |????????????????????????????????| 51kB 1.8MB/s
100% |????????????????????????????????| 81kB 4.1MB/s
100% |????????????????????????????????| 92kB 4.8MB/s
100% |????????????????????????????????| 71kB 4.5MB/s
100% |????????????????????????????????| 808kB 1.5MB/s
100% |????????????????????????????????| 71kB 8.9MB/s
100% |????????????????????????????????| 184kB 5.1MB/s
100% |????????????????????????????????| 276kB 3.7MB/s
100% |????????????????????????????????| 245kB 4.2MB/s
100% |????????????????????????????????| 399kB 2.5MB/s
Traceback (most recent call last):
File "/private/var/folders/59/qls0d_2n2h5g9683fqp5ltl40000gn/T/pip-build-K4RCxY/azure-cli-core/azure/cli/core/telemetry_upload.py", line 10, in <module>
import azure.cli.core.decorators as decorators
ImportError: No module named azure.cli.core.decorators
随后，呼叫az失败。
$ az
/Users/user/lib/azure-cli/bin/python: No …