本文整理汇总了Python中brabbel.expression.Expression类的典型用法代码示例。如果您正苦于以下问题：Python Expression类的具体用法？Python Expression怎么用？Python Expression使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了Expression类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: test_5
def test_5(self):
import datetime
expression = Expression("len($xxx) le 9")
values = {"xxx": u"abcdefghi"}
result = expression.evaluate(values)
self.assertEqual(result, True)示例2: __init__
def __init__(self, expression, msg=None, mode="post", triggers="error", desired=False, required=False):
"""Initialize the rule with the expression and mode.
:expr: string represention of the expression which will be
checked.
:msg: string error msg for the rule. If not provied use the
string represention of the provided expression.
:mode: string of the mode when to evaluate this rule. Defaults
to 'post'
:triggers: string of the type of "effect" this rule should
generate if the evaluation fails. Can either be a error message
or a warning. In case of a warning the validation of the form
will fail. In case of a warning only a warning message will be
displayer. Defaults to 'error'
"""
Expression.__init__(self, expression)
self.msg = msg
if msg is None:
self.msg = 'Expression "%s" failed' % self._expression
self.mode = mode
if mode is None:
self.mode = "post"
self.triggers = triggers
if triggers is None:
self.triggers = "error"
self.required = required
self.desired = desired示例3: test_4
def test_4(self):
import datetime
expression = Expression(
"( ( ( $ap_ausb eq '1' ) and ( $pp_phase in ['1','2'] ) ) or ( ( $ap_ausb eq '3' ) and ( $pp_phase in ['3','4'] ) ) or ( ( $ap_ausb in ['2','4'] ) or ( not bool($ap_ausb) ) ) )"
)
values = {
"ap_austritt": u"1",
"pp_phase_s": u"",
"ap_q1": u"Rechtsanwalt und Notarfachangestellte",
"ap_geschlecht": u"0",
"ap_austritt_ja": u"ja",
"programm_info": "",
"bericht_state_id": 2,
"pp_austritt_ca": datetime.date(2014, 3, 14),
"ap_ausb": u"1",
"pp_phase": u"",
"pp_ga": [u"2", u""],
"ap_austritt_date": datetime.date(2014, 3, 14),
"proj_kommentar": u"",
"proj_fkz": u"09.00101.13",
"ap_bj1": u"",
"ap_bj2": u"",
"ap_bj3": u"",
"pp_beginn": u"seit",
"updated": datetime.datetime(2014, 10, 23, 12, 41, 39),
"_roles": "",
"ap_quer": u"1",
"ap_quali": u"1",
"pp_gesamtst": u"275",
"form_info": "",
"pp_kinder": [u"1", u""],
"created": datetime.datetime(2014, 9, 23, 14, 5, 30),
"projekt": None,
"ausbildungsformat": None,
"pp_eintritt_ps": datetime.date(2014, 1, 6),
"logo_einbindung": None,
"pp_eintritt_vb": None,
"ap_code": u"A.CB257",
"ap_q2": u"",
"ap_austritt_s": u"",
"ap_mhg": u"0",
"ap_q3": u"",
}
result = expression.evaluate(values)
self.assertEqual(result, False)示例4: test_8
def test_8(self):
expression = Expression("bool($x) and ($x == 1)")
result = expression.evaluate({"x": 0})
self.assertEqual(result, False)示例5: test_boolempty
def test_boolempty(self):
expression = Expression("bool($string)")
result = expression.evaluate({"string": ""})
self.assertEqual(result, False)示例6: test_addmulpar
def test_addmulpar(self):
expression = Expression("(4 + 3) * 7")
result = expression.evaluate()
self.assertEqual(result, 49.0)示例7: test_div
def test_div(self):
expression = Expression("49 / 7")
result = expression.evaluate()
self.assertEqual(result, 7.0)示例8: test_mul
def test_mul(self):
expression = Expression("7 * 7")
result = expression.evaluate()
self.assertEqual(result, 49.0)示例9: test_plusplus
def test_plusplus(self):
expression = Expression("1 + 1 + 1")
result = expression.evaluate()
self.assertEqual(result, 3.0)示例10: test_nottrue
def test_nottrue(self):
expression = Expression("not True")
result = expression.evaluate()
self.assertEqual(result, False)示例11: test_variable
def test_variable(self):
expression = Expression("$string")
result = expression.evaluate({"string": "string"})
self.assertEqual(result, "string")示例12: test_1
def test_1(self):
expression = Expression(
"( 'antragsteller' in ['institutionen_einsicht', 'user', 'antragsteller'] ) == False"
)
result = expression.evaluate()
self.assertEqual(result, False)示例13: test_sum_smaller
def test_sum_smaller(self):
expression = Expression("(timedelta($a) + timedelta($b)) < timedelta($c)")
result = expression.evaluate({"a": "04:00:00", "b": "05:00:00", "c": "08:00:00"})
self.assertEqual(result, False)示例14: test_equal
def test_equal(self):
expression = Expression("timedelta($a) == timedelta($b)")
result = expression.evaluate({"a": "01:30:00", "b": "00:90:00"})
self.assertEqual(result, True)示例15: test_smaller
def test_smaller(self):
import datetime
expression = Expression("$a > timedelta($b)")
result = expression.evaluate({"a": datetime.timedelta(seconds=100), "b": "00:00:120"})
self.assertEqual(result, False)