Azure pipelines are failing due to Python tests unable to install dependencies

Dec 22 16:10:02 Command "/__w/1/s/flink-python/.tox/py38/bin/python -u -c "import setuptools, tokenize;__file__='/tmp/pip-install-zwy7_7or/numpy/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /tmp/pip-record-emfnsngu/install-record.txt --single-version-externally-managed --compile --install-headers /__w/1/s/flink-python/.tox/py38/include/site/python3.8/numpy" failed with error code 1 in /tmp/pip-install-zwy7_7or/numpy/
Dec 22 16:10:02 You are using pip version 10.0.1, however version 21.3.1 is available.
Dec 22 16:10:02 You should consider upgrading via the 'pip install --upgrade pip' command.
Dec 22 16:10:02 
Dec 22 16:10:02 =================================== log end ====================================
Dec 22 16:10:02 ERROR: could not install deps [pytest, apache-beam==2.27.0, cython==0.29.16, grpcio>=1.17.0,<=1.26.0, grpcio-tools>=1.3.5,<=1.14.2, apache-flink-libraries]; v = InvocationError("/__w/1/s/flink-python/dev/install_command.sh pytest apache-beam==2.27.0 cython==0.29.16 'grpcio>=1.17.0,<=1.26.0' 'grpcio-tools>=1.3.5,<=1.14.2' apache-flink-libraries", 1)
Dec 22 16:10:02 ___________________________________ summary ____________________________________
Dec 22 16:10:02 ERROR:   py38: could not install deps [pytest, apache-beam==2.27.0, cython==0.29.16, grpcio>=1.17.0,<=1.26.0, grpcio-tools>=1.3.5,<=1.14.2, apache-flink-libraries]; v = InvocationError("/__w/1/s/flink-python/dev/install_command.sh pytest apache-beam==2.27.0 cython==0.29.16 'grpcio>=1.17.0,<=1.26.0' 'grpcio-tools>=1.3.5,<=1.14.2' apache-flink-libraries", 1)
Dec 22 16:10:02 ============tox checks... [FAILED]============
Dec 22 16:10:02 Process exited with EXIT CODE: 1.
Dec 22 16:10:02 Trying to KILL watchdog (1195).