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"""Test suite module for prance."""
__author__ = "Jens Finkhaeuser"
__copyright__ = "Copyright (c) 2016-2018 Jens Finkhaeuser"
__license__ = "MIT"
__all__ = ()
def _find_imports(*args):
"""
Helper sorting the named modules into existing and not existing.
"""
import importlib
exists = {
True: [],
False: [],
}
for name in args:
name = name.replace("-", "_")
try:
importlib.import_module(name)
exists[True].append(name)
except ImportError:
exists[False].append(name)
return exists
def none_of(*args):
"""
Return true if none of the named modules exist, false otherwise.
"""
exists = _find_imports(*args)
return len(exists[True]) == 0
def _platform(platform, *args):
"""
Helper for platform()
"""
ret = False
for arg in args:
if arg[0] == "!":
arg = arg[1:]
if platform != arg:
ret = True
break
elif platform == arg:
ret = True
break
return ret
def platform(*args):
"""
Return true if the current platform is in one of the given ones.
Platforms may be specified with leading '!', in which case they
a match returns False.
"""
import sys
return _platform(sys.platform, *args)
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