def is_newer_than(filename, timespec):
""" Check if a file is newer than a given time. Timestamps
can be specified absolute or relative.
>>> import os, time
>>> f=os.tmpnam()
>>> open(f,'w').write('test')
>>> time.sleep(2)
>>> is_newer_than(f, '1 year')
True
>>> is_newer_than(f, '1 month')
True
>>> is_newer_than(f, '1 week')
True
>>> is_newer_than(f, '2 weeks')
True
>>> is_newer_than(f, '1 day')
True
>>> is_newer_than(f, '10 days')
True
>>> is_newer_than(f, '1 hour')
True
>>> is_newer_than(f, '5 hour')
True
>>> is_newer_than(f, '1 minute')
True
>>> is_newer_than(f, '1 second')
False
>>> is_newer_than(f, datetime.datetime.now())
False
"""
# Get modified time
mtime = datetime.datetime.fromtimestamp(os.path.getmtime(filename))
# Direct date time object passed ?
if isinstance(timespec, datetime.datetime):
return (mtime > timespec)
# Try parsing as relative time
delta = relativetime.parse_relative_time(timespec)
if delta == None:
raise error("Invalid timespec passed")
return (mtime > datetime.datetime.now() - delta)
def is_accessed_before(filename, timespec):
""" Check if a file is accessed before a given time. Timestamps
can be specified absolute or relative.
>>> import time
>>> f = 'osutils.py'
>>> time.sleep(2)
>>> is_accessed_before(f, '1 year')
False
>>> is_accessed_before(f, '1 month')
False
>>> is_accessed_before(f, '1 week')
False
>>> is_accessed_before(f, '2 weeks')
False
>>> is_accessed_before(f, '1 day')
False
>>> is_accessed_before(f, '10 days')
False
>>> is_accessed_before(f, '1 hour')
False
>>> is_accessed_before(f, '5 hour')
False
>>> is_accessed_before(f, '1 minute')
False
>>> is_accessed_before(f, '1 second')
True
>>> is_accessed_before(f, datetime.datetime.now())
True
"""
# Get accessed time
atime = datetime.datetime.fromtimestamp(os.path.getatime(filename))
# Direct date time object passed ?
if isinstance(timespec, datetime.datetime):
return (atime < timespec)
# Try parsing as relative time
delta = relativetime.parse_relative_time(timespec)
if delta == None:
raise error("Invalid timespec passed")
return (atime < datetime.datetime.now() - delta)
