py3: use python 3 compatible variables in hgext/fsmontor/__init__.py Earlier this was left thinking that its part of pywatchman package. This patch replaces variables os.sep, sys.platform and os.envrion with their py3 compatible ones.

# See http://EditorConfig.org for the specification

root = true

[*.py]
indent_size = 4
indent_style = space
trim_trailing_whitespace = true

[*.{c,h}]
indent_size = 8
indent_style = tab
trim_trailing_whitespace = true