def import_function(spec):
    """Import a function identified by a string like "pkg.module:fn_name".
    """
    mod_name, fn_name = spec.split(':')
    module = importlib.import_module(mod_name)
    fn = getattr(module, fn_name)
    return fn
def import_function(spec):
    """Import a function identified by a string like "pkg.module:fn_name".
    """
    mod_name, fn_name = spec.split(':')
    module = importlib.import_module(mod_name)
    fn = getattr(module, fn_name)
    return fn
def import_function ( spec ) : mod_name , fn_name = spec . split ( ':' ) module = importlib . import_module ( mod_name ) fn = getattr ( module , fn_name ) return fn
Import a function identified by a string like "pkg.module:fn_name".
Import a function identified by a string like pkg . module : fn_name .