Python: deprecate a module or function

python deprecation

"""

"""
import warnings
from decimal import *

warnings.warn("This unit is being deprecated, ....")

def round_off(value, dec_places=9 ):
    return Decimal(value).quantize(Decimal('0.00000000'))
    
# if you want to deprecate a function instead of an entire module, just move the warning message
import warnings
from decimal import *

def round_off(value, dec_places=9 ):
    warnings.warn("The round_off function will be deprecated, please use ....")
    return Decimal(value).quantize(Decimal('0.00000000'))