[PYTHON] Undefined name: 'logging' in ./ci/util.py

[cclauss]

Description

Undefined name: 'logging' in ./ci/util.py Import statement is missing. 6a7bfe9#r30308353 Linters can catch this automatically. @larroy @marcoabreu

Environment info (Required)

• https://github.com/apache/incubator-mxnet

Package used (Python/R/Scala/Julia):
(I'm using ...) Python

For Scala user, please provide:

1. Java version: (java -version)
2. Maven version: (mvn -version)
3. Scala runtime if applicable: (scala -version)

For R user, please provide R sessionInfo():

Build info (Required if built from source)

Compiler (gcc/clang/mingw/visual studio):

MXNet commit hash:
(Paste the output of git rev-parse HEAD here.)

Build config:
(Paste the content of config.mk, or the build command.)

Error Message:

./ci/util.py:73:21: F821 undefined name 'logging'
                    logging.warning("Exception: %s, Retrying in %d seconds...", str(e), mdelay)
                    ^

Minimum reproducible example

(If you are using your own code, please provide a short script that reproduces the error. Otherwise, please provide link to the existing example.)

Steps to reproduce

flake8 testing of https://github.com/apache/incubator-mxnet on Python 3.7.0

$ flake8 . --count --select=E901,E999,F821,F822,F823 --show-source --statistics

./ci/util.py:73:21: F821 undefined name 'logging'
                    logging.warning("Exception: %s, Retrying in %d seconds...", str(e), mdelay)
                    ^
1     F821 undefined name 'logging'
1

What have you tried to solve it?

[anirudhacharya]

@mxnet-label-bot [Python]