def to_timedelta(td):
'''
Convert td to a datetime.timedelta instance if it is not one
already. Other acceptable input types:
int, float: number of seconds
str, unicode: stringified floating-point number of seconds
'''
if isinstance(td, (str, unicode)):
td = float(_to_utf8(td))
if isinstance(td, (int, float)):
td = _datetime.timedelta(0, td)
if not isinstance(td, _datetime.timedelta):
raise TypeError('TypeError: to_timedelta() argument must be a datetime.timedelta instance, int, float, str, or unicode')
return td
def to_timedelta(td):
'''
Convert td to a datetime.timedelta instance if it is not one
already. Other acceptable input types:
int, float: number of seconds
str, unicode: stringified floating-point number of seconds
'''
if isinstance(td, (str, unicode)):
td = float(_to_utf8(td))
if isinstance(td, (int, float)):
td = _datetime.timedelta(0, td)
if not isinstance(td, _datetime.timedelta):
raise TypeError(
'TypeError: to_timedelta() argument must be a datetime.timedelta instance, int, float, str, or unicode'
)
return td
def to_datetime(dt):
'''
Convert dt to a datetime.datetime instance if it is not one
already. Other acceptable input types:
tuple or time.struct_time: UTC time tuple, as returned by time.gmtime()
int or float: timestamp (seconds since the Epoch) as returned by
time.time()
str or unicode: UTC timestamp in the following ISO-8601-compatible
format: "YYYY-mm-ddTHH:MM:SS+00:00" with the following fields:
"YYYY": year
"mm": month
"dd": day
"T": the letter "T"
"HH": hours (24-hr)
"MM": minutes
"SS": seconds
"+00:00": time zone indicator for UTC
'''
if isinstance(dt, (tuple, _time.struct_time)):
dt = _time.strftime('%Y-%m-%dT%H:%M:%S+00:00', dt)
if isinstance(dt, (str, unicode)):
dt = _time.mktime(
_time.strptime(_to_utf8(dt), '%Y-%m-%dT%H:%M:%S+00:00'))
if isinstance(dt, (int, float)):
dt = _datetime.datetime.fromtimestamp(dt)
if isinstance(dt, (int, float)):
dt = _datetime.datetime.utcfromtimestamp(dt)
if not isinstance(dt, _datetime.datetime):
raise TypeError(
'TypeError: to_datetime() argument must be a datetime.datetime instance, tuple, time.struct_time, int, float, str, or unicode'
)
return dt
def to_datetime(dt):
'''
Convert dt to a datetime.datetime instance if it is not one
already. Other acceptable input types:
tuple or time.struct_time: UTC time tuple, as returned by time.gmtime()
int or float: timestamp (seconds since the Epoch) as returned by
time.time()
str or unicode: UTC timestamp in the following ISO-8601-compatible
format: "YYYY-mm-ddTHH:MM:SS+00:00" with the following fields:
"YYYY": year
"mm": month
"dd": day
"T": the letter "T"
"HH": hours (24-hr)
"MM": minutes
"SS": seconds
"+00:00": time zone indicator for UTC
'''
if isinstance(dt, (tuple, _time.struct_time)):
dt = _time.strftime('%Y-%m-%dT%H:%M:%S+00:00', dt)
if isinstance(dt, (str, unicode)):
dt = _time.mktime(_time.strptime(_to_utf8(dt),
'%Y-%m-%dT%H:%M:%S+00:00'))
if isinstance(dt, (int, float)):
dt = _datetime.datetime.fromtimestamp(dt)
if isinstance(dt, (int, float)):
dt = _datetime.datetime.utcfromtimestamp(dt)
if not isinstance(dt, _datetime.datetime):
raise TypeError('TypeError: to_datetime() argument must be a datetime.datetime instance, tuple, time.struct_time, int, float, str, or unicode')
return dt
