def test_infer(self):
self.assertEqual(strconv.infer('-3'), 'int')
self.assertEqual(strconv.infer(''), 'float')
self.assertEqual(strconv.infer('+0.4'), 'float')
self.assertEqual(strconv.infer('true'), 'bool')
self.assertEqual(strconv.infer('3/20/2013'), 'datetime')
self.assertEqual(strconv.infer('5:40 PM'), 'time')
self.assertEqual(strconv.infer('March 4, 2013 5:40 PM'), 'datetime')
def test_infer(self):
self.assertEqual(strconv.infer('-3'), 'int')
self.assertEqual(strconv.infer('+0.4'), 'float')
self.assertEqual(strconv.infer('true'), 'bool')
self.assertEqual(strconv.infer('3/20/2013'), 'date')
self.assertEqual(strconv.infer('5:40 PM'), 'time')
self.assertEqual(strconv.infer('March 4, 2013 5:40 PM'), 'datetime')
self.assertEqual(strconv.infer('2018-12-01 00:00:00'), 'datetime')
self.assertEqual(strconv.infer('March 4, 2013 12:00 PM'), 'datetime')
# Midnight
self.assertEqual(strconv.convert_datetime('2013-03-01 00:00:00'),
datetime(2013, 3, 1, 0, 0, 0))
self.assertEqual(strconv.convert_datetime('2018/03/01 00:00:00'),
datetime(2018, 3, 1, 0, 0, 0))
def test_infer(self):
self.assertEqual(strconv.infer('-3'), 'int')
self.assertEqual(strconv.infer('+0.4'), 'float')
self.assertEqual(strconv.infer('true'), 'bool')
self.assertEqual(strconv.infer('3/20/2013'), 'datetime')
self.assertEqual(strconv.infer('5:40 PM'), 'time')
self.assertEqual(strconv.infer('March 4, 2013 5:40 PM'), 'datetime')
def test_infer_converted(self):
self.assertEqual(strconv.infer('-3', converted=True), int)
self.assertEqual(strconv.infer('+0.4', converted=True), float)
self.assertEqual(strconv.infer('true', converted=True), bool)
self.assertEqual(strconv.infer('3/20/2013', converted=True), date)
self.assertEqual(strconv.infer('5:40 PM', converted=True), time)
self.assertEqual(strconv.infer('March 4, 2013 5:40 PM',
converted=True), datetime)
def inferType(key, value):
if isinstance(value, list):
res = []
for v in value:
if type(v) is str:
v = str(v.decode('string_escape'))
inferred = strconv.infer(v)
#print 'List - ', key, ': ', inferred
if (inferred is None) or re.match('^date', inferred):
res.append(str(v))
else:
res.append(str(strconv.convert(v)))
#print key, ' result: ', [type(r) for r in res]
res = res[0] if len(res) == 1 else ";".join(res)
else:
if type(value) is str:
value = str(value.decode('string_escape'))
inferred = strconv.infer(value)
#print 'Single - ', key, ': ', inferred
if (inferred is None) or re.match('^date', inferred):
res = value
else:
res = strconv.convert(value)
#print key, ' result: ', type(res)
return res
def analyze_line(line, d):
fields = line.split("\t")
name = fields[0]
value = fields[1].strip()
value_type = strconv.infer(value, converted=True)
if value_type not in [str, int, float]:
value_type = str
# print("{} - {}".format(name, value))
if name not in d.keys():
d[name] = (value_type, set([value_type(value)]))
else:
current_type = d[name][0]
# not agreement between types
if current_type != value_type:
# if one of the two is a string...str always wins
if value_type == str or current_type == str:
d[name] = (str, d[name][1])
# between int and float...float always wins
elif (current_type == int and value_type == float) or \
(current_type == float and value_type == int):
d[name] = (float, d[name][1])
d[name][1].add(value_type(value))
"and": lambda *args: reduce(lambda total, arg: total and arg, args, True),
"or": lambda *args: reduce(lambda total, arg: total or arg, args, False),
"?:": lambda a, b, c: b if a else c,
"if": if_,
"log": lambda a: logger.info(a) or a,
"in": lambda a, b: a in b if "__contains__" in dir(b) else False,
"cat": lambda *args: "".join(str(arg) for arg in args),
"+": plus,
"*": lambda *args: reduce(lambda total, arg: total * float(arg), args, 1),
"-": minus,
"/": lambda a, b=None: a if b is None else float(a) / float(b),
"min": lambda *args: min(args),
"max": lambda *args: max(args),
"merge": merge,
"count": lambda *args: sum(1 if a else 0 for a in args),
"type": lambda a, b: strconv.infer(type(a)) is b,
}
def jsonLogic(tests, data=None):
"""Executes the json-logic with given data."""
# You've recursed to a primitive, stop!
if tests is None or not isinstance(tests, dict):
return tests
data = data or {}
operator = list(tests.keys())[0]
values = tests[operator]
# Easy syntax for unary operators, like {"var": "x"} instead of strict