remove unused imports

5 jobs for logging-improvements-20181031 in 4 minutes and 52 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Test
passed #7964
run-appdata

00:00:08

passed #7962
run-mypy

00:00:25

failed #7963
run-pylint

00:04:12

passed #7961
run-test

00:00:06

 
  Build
skipped #7965
run-build
 
Name Stage Failure
failed
run-pylint Test There is an unknown failure, please try again
************* Module gajim.common.logging_helpers
gajim/common/logging_helpers.py:138:70: C0326: Exactly one space required after comma
spec = importlib.util.spec_from_file_location("logging_config",logging_config_file)
^ (bad-whitespace)

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Your code has been rated at 10.00/10 (previous run: 10.00/10, +0.00)

ERROR: Job failed: exit status 1