message: Fixed possible issue in coverage reporting.
diff: #!/usr/bin/env bash
  cd ../regtests
  export COVERAGE_FILE="../.coverage"
  -coverage run --source="../dscribe" testrunner.py
  +coverage run --source="dscribe" testrunner.py
  unittest=$?
  -coverage run -m --source="../dscribe" --append pytest
  +coverage run -m --source="dscribe" --append pytest
  pytest=$?
  if [ "$unittest" != 0 ] || [ "$pytest" != 0 ]; then
  exit 1
  