/usr/share/pyshared/traits/util/deprecated.py is in python-traits 4.1.0-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 | """ A decorator for marking methods/functions as deprecated. """
# Standard library imports.
import logging
# Logging.
logger = logging.getLogger(__name__)
# We only warn about each function or method once!
_cache = {}
def deprecated(message):
""" A factory for decorators for marking methods/functions as deprecated.
"""
def decorator(fn):
""" A decorator for marking methods/functions as deprecated. """
def wrapper(*args, **kw):
""" The method/function wrapper. """
global _cache
module_name = fn.__module__
function_name = fn.__name__
if (module_name, function_name) not in _cache:
logging.warn(
'DEPRECATED: %s.%s, %s' % (
module_name, function_name, message
)
)
_cache[(module_name, function_name)] = True
return fn(*args, **kw)
wrapper.__doc__ = fn.__doc__
wrapper.__name__ = fn.__name__
return wrapper
return decorator
#### EOF ######################################################################
|