Flaky test "No module named nose"

[eric-haibin-lin]

Occurred in #14543

http://jenkins.mxnet-ci.amazon-ml.com/blue/organizations/jenkins/mxnet-validation%2Fwindows-cpu/detail/PR-14543/2/pipeline/

Collecting mock (from -r tests\requirements.txt (line 3))

  Using cached https://files.pythonhosted.org/packages/e6/35/f187bdf23be87092bd0f1200d43d23076cee4d0dec109f195173fd3ebc79/mock-2.0.0-py2.py3-none-any.whl

Collecting nose (from -r tests\requirements.txt (line 4))

  Downloading https://files.pythonhosted.org/packages/99/4f/13fb671119e65c4dce97c60e67d3fd9e6f7f809f2b307e2611f4701205cb/nose-1.3.7-py2-none-any.whl (154kB)

Collecting nose-timer (from -r tests\requirements.txt (line 5))

  Using cached https://files.pythonhosted.org/packages/81/61/6476ed1c7a7bbb114246bb4632ec3a72008bc2d25cfbf3f4b1962143371f/nose-timer-0.7.5.tar.gz

Collecting ipython (from -r tests\requirements.txt (line 6))

  Using cached https://files.pythonhosted.org/packages/b0/88/d996ab8be22cea1eaa18baee3678a11265e18cf09974728d683c51102148/ipython-5.8.0-py2-none-any.whl

Collecting numpy (from -r tests\requirements.txt (line 7))

  Downloading https://files.pythonhosted.org/packages/7f/65/a5a0ca3695bb3358faef4bd2131c8174aef78c4b2182d8cae404312bcc26/numpy-1.16.2-cp27-cp27m-win_amd64.whl (11.8MB)

Collecting scipy (from -r tests\requirements.txt (line 8))

  Downloading https://files.pythonhosted.org/packages/02/37/d9c5bb53a600d5b57e66f6bf5471f356795f6d66892a3cfc558cabec4033/scipy-1.2.1-cp27-cp27m-win_amd64.whl (30.5MB)

Collecting funcsigs>=1; python_version < "3.3" (from mock->-r tests\requirements.txt (line 3))

  Using cached https://files.pythonhosted.org/packages/69/cb/f5be453359271714c01b9bd06126eaf2e368f1fddfff30818754b5ac2328/funcsigs-1.0.2-py2.py3-none-any.whl

Collecting six>=1.9 (from mock->-r tests\requirements.txt (line 3))

  Using cached https://files.pythonhosted.org/packages/73/fb/00a976f728d0d1fecfe898238ce23f502a721c0ac0ecfedb80e0d88c64e9/six-1.12.0-py2.py3-none-any.whl

Collecting pbr>=0.11 (from mock->-r tests\requirements.txt (line 3))

  Using cached https://files.pythonhosted.org/packages/14/09/12fe9a14237a6b7e0ba3a8d6fcf254bf4b10ec56a0185f73d651145e9222/pbr-5.1.3-py2.py3-none-any.whl

Collecting prompt-toolkit<2.0.0,>=1.0.4 (from ipython->-r tests\requirements.txt (line 6))

  Downloading https://files.pythonhosted.org/packages/d1/b0/1a6c262da35c779dd79550137aa7c298a424987240a28792ec5ccf48f848/prompt_toolkit-1.0.15-py2-none-any.whl (247kB)

Collecting decorator (from ipython->-r tests\requirements.txt (line 6))

  Using cached https://files.pythonhosted.org/packages/5f/88/0075e461560a1e750a0dcbf77f1d9de775028c37a19a346a6c565a257399/decorator-4.4.0-py2.py3-none-any.whl

Requirement already satisfied: setuptools>=18.5 in c:\python27\lib\site-packages (from ipython->-r tests\requirements.txt (line 6)) (39.0.1)

Collecting pickleshare (from ipython->-r tests\requirements.txt (line 6))

  Using cached https://files.pythonhosted.org/packages/9a/41/220f49aaea88bc6fa6cba8d05ecf24676326156c23b991e80b3f2fc24c77/pickleshare-0.7.5-py2.py3-none-any.whl

Collecting win-unicode-console>=0.5; sys_platform == "win32" and python_version < "3.6" (from ipython->-r tests\requirements.txt (line 6))

  Using cached https://files.pythonhosted.org/packages/89/8d/7aad74930380c8972ab282304a2ff45f3d4927108bb6693cabcc9fc6a099/win_unicode_console-0.5.zip

Collecting pygments (from ipython->-r tests\requirements.txt (line 6))

  Could not find a version that satisfies the requirement pygments (from ipython->-r tests\requirements.txt (line 6)) (from versions: )



No matching distribution found for pygments (from ipython->-r tests\requirements.txt (line 6))



C:\Python27\python.exe: No module named nose



Error running unittest



At C:\jenkins_slave\workspace\ut-python-cpu@4\ci\windows\test_py2_cpu.ps1:27 



char:13



+ if (! $?) { Throw ("Error running unittest") }



+             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~



    + CategoryInfo          : OperationStopped: (Error running unittest:String 



   ) [], RuntimeException



    + FullyQualifiedErrorId : Error running unittest

[mxnet-label-bot]

Hey, this is the MXNet Label Bot.
Thank you for submitting the issue! I will try and suggest some labels so that the appropriate MXNet community members can help resolve it.
Here are my recommended labels: Test, Flaky