dosage/dosagelib/fileutil.py

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2012-06-20 20:33:26 +00:00
# -*- coding: iso-8859-1 -*-
# Copyright (C) 2012 Bastian Kleineidam
"""
File and path utilities.
"""
def has_module (name):
"""Test if given module can be imported.
@return: flag if import is successful
@rtype: bool
"""
try:
exec "import %s as _bla" % name
return True
except (OSError, ImportError):
# some modules (for example HTMLtidy) raise OSError
return False
def is_tty (fp):
"""Check if a file object is a TTY."""
return (hasattr(fp, "isatty") and fp.isatty())