10 examples of 'python check if string is date' in Python

270
def is_date(obj):
271
    """Returns ``True`` if `obj` is an instance of ``datetime.date``."""
272
    return isinstance(obj, datetime.date)

60
def isdatetime(datestring):
61
    try:
62
        d = datetime.datetime.strptime(datestring, '%Y-%m-%dT%H:%M:%S')
63
        if d:
64
            return True
65
        else:
66
            return False
67
    except Exception as e:
68
        return False

53
def validDate(date_string):
54
    try:
55
        datetime.datetime.strptime(date_string, _date_format)
56
    except ValueError:
57
        print("Date should be DD/MM/YYYY")
58
        return False
59
    return True

16
def match_date(s):
17
    matches = re.findall('[\\d-]{8,10}', s)
18
    if matches:
19
        return matches[0]
20
    else:
21
        return False

46
def check_date(s):
47
    dateFmt = "[\d]{4}-[\d]{2}-[\d]{2}T[\d]{2}:[\d]{2}:[\d]{2}Z"
48
    if not re.match(dateFmt, s):
49
        raise ValueError("Incorrect date format: ", s)
50
51
    return True

15
def validate(date_text):
16
	try:
17
		datetime.datetime.strptime(date_text, '%Y-%m-%d')
18
	except ValueError:
19
		#raise ValueError("Invalid Partition Table File")
20
		sys.exit("Invalid Partition Table File")

9
def valid_date(s):
10
    return datetime.datetime.strptime(s, "%Y-%m-%d")

26
def valid_date(s):
27
    try:
28
        return datetime.strptime(s, "%Y-%m-%d").date()
29
    except ValueError:
30
        msg = "Not a valid date: '{0}'.".format(s)
31
        raise argparse.ArgumentTypeError(msg)

79
def test_check_date():
80
    assert check.check_date(date(2525, 2, 20))

28
def valid_date(s):
29
    try:
30
        return parse_date(s)
31
    except ValueError:
32
        msg = "Not a valid date: '{0}'.".format(s)
33
        raise argparse.ArgumentTypeError(msg)