view tests/sitecustomize.py @ 41144:3025fd3c2e71

progress: split up _print() method in bar-updating and debug-printing

I just thought this was clearer, but it turned out to also simplify
the next patch.

This seems to have sped up `hg perfprogress` from 1.85 s to 1.78 s.

Differential Revision: https://phab.mercurial-scm.org/D5529

from __future__ import absolute_import
import os

if os.environ.get('COVERAGE_PROCESS_START'):
    try:
        import coverage
        import uuid

        covpath = os.path.join(os.environ['COVERAGE_DIR'],
                               'cov.%s' % uuid.uuid1())
        cov = coverage.coverage(data_file=covpath, auto_data=True)
        cov._warn_no_data = False
        cov._warn_unimported_source = False
        cov.start()
    except ImportError:
        pass