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__pycache__	-	Open
asyncfilters.py	4.15 MB	View DL Edit
asyncsupport.py	7.04 MB	View DL Edit
bccache.py	11.85 MB	View DL Edit
compiler.py	64.73 MB	View DL Edit
constants.py	1.42 MB	View DL Edit
debug.py	8.37 MB	View DL Edit
defaults.py	1.1 MB	View DL Edit
environment.py	49.44 MB	View DL Edit
exceptions.py	5.3 MB	View DL Edit
ext.py	25.82 MB	View DL Edit
filters.py	41.41 MB	View DL Edit
idtracking.py	9 MB	View DL Edit
lexer.py	29.62 MB	View DL Edit
loaders.py	17.25 MB	View DL Edit
meta.py	4.03 MB	View DL Edit
nativetypes.py	2.75 MB	View DL Edit
nodes.py	30.37 MB	View DL Edit
optimizer.py	1.42 MB	View DL Edit
parser.py	34.82 MB	View DL Edit
runtime.py	29.9 MB	View DL Edit
sandbox.py	17.12 MB	View DL Edit
tests.py	4.69 MB	View DL Edit
utils.py	21.91 MB	View DL Edit
visitor.py	3.16 MB	View DL Edit
_compat.py	3.12 MB	View DL Edit
_identifier.py	1.73 MB	View DL Edit
__init__.py	1.51 MB	View DL Edit

Edit file: /usr/lib/python3.9/site-packages/jinja2/tests.py

# -*- coding: utf-8 -*-
"""Built-in template tests used with the ``is`` operator."""
import decimal
import operator
import re

from ._compat import abc
from ._compat import integer_types
from ._compat import string_types
from ._compat import text_type
from .runtime import Undefined

number_re = re.compile(r"^-?\d+(\.\d+)?$")
regex_type = type(number_re)
test_callable = callable

def test_odd(value):
    """Return true if the variable is odd."""
    return value % 2 == 1

def test_even(value):
    """Return true if the variable is even."""
    return value % 2 == 0

def test_divisibleby(value, num):
    """Check if a variable is divisible by a number."""
    return value % num == 0

def test_defined(value):
    """Return true if the variable is defined:

.. sourcecode:: jinja

{% if variable is defined %}
            value of variable: {{ variable }}
        {% else %}
            variable is not defined
        {% endif %}

See the :func:`default` filter for a simple way to set undefined
    variables.
    """
    return not isinstance(value, Undefined)

def test_undefined(value):
    """Like :func:`defined` but the other way round."""
    return isinstance(value, Undefined)

def test_none(value):
    """Return true if the variable is none."""
    return value is None

def test_boolean(value):
    """Return true if the object is a boolean value.

.. versionadded:: 2.11
    """
    return value is True or value is False

def test_false(value):
    """Return true if the object is False.

.. versionadded:: 2.11
    """
    return value is False

def test_true(value):
    """Return true if the object is True.

.. versionadded:: 2.11
    """
    return value is True

# NOTE: The existing 'number' test matches booleans and floats
def test_integer(value):
    """Return true if the object is an integer.

.. versionadded:: 2.11
    """
    return isinstance(value, integer_types) and value is not True and value is not False

# NOTE: The existing 'number' test matches booleans and integers
def test_float(value):
    """Return true if the object is a float.

.. versionadded:: 2.11
    """
    return isinstance(value, float)

def test_lower(value):
    """Return true if the variable is lowercased."""
    return text_type(value).islower()

def test_upper(value):
    """Return true if the variable is uppercased."""
    return text_type(value).isupper()

def test_string(value):
    """Return true if the object is a string."""
    return isinstance(value, string_types)

def test_mapping(value):
    """Return true if the object is a mapping (dict etc.).

.. versionadded:: 2.6
    """
    return isinstance(value, abc.Mapping)

def test_number(value):
    """Return true if the variable is a number."""
    return isinstance(value, integer_types + (float, complex, decimal.Decimal))

def test_sequence(value):
    """Return true if the variable is a sequence. Sequences are variables
    that are iterable.
    """
    try:
        len(value)
        value.__getitem__
    except Exception:
        return False
    return True

def test_sameas(value, other):
    """Check if an object points to the same memory address than another
    object:

.. sourcecode:: jinja

{% if foo.attribute is sameas false %}
            the foo attribute really is the `False` singleton
        {% endif %}
    """
    return value is other

def test_iterable(value):
    """Check if it's possible to iterate over an object."""
    try:
        iter(value)
    except TypeError:
        return False
    return True

def test_escaped(value):
    """Check if the value is escaped."""
    return hasattr(value, "__html__")

def test_in(value, seq):
    """Check if value is in seq.

.. versionadded:: 2.10
    """
    return value in seq

TESTS = {
    "odd": test_odd,
    "even": test_even,
    "divisibleby": test_divisibleby,
    "defined": test_defined,
    "undefined": test_undefined,
    "none": test_none,
    "boolean": test_boolean,
    "false": test_false,
    "true": test_true,
    "integer": test_integer,
    "float": test_float,
    "lower": test_lower,
    "upper": test_upper,
    "string": test_string,
    "mapping": test_mapping,
    "number": test_number,
    "sequence": test_sequence,
    "iterable": test_iterable,
    "callable": test_callable,
    "sameas": test_sameas,
    "escaped": test_escaped,
    "in": test_in,
    "==": operator.eq,
    "eq": operator.eq,
    "equalto": operator.eq,
    "!=": operator.ne,
    "ne": operator.ne,
    ">": operator.gt,
    "gt": operator.gt,
    "greaterthan": operator.gt,
    "ge": operator.ge,
    ">=": operator.ge,
    "<": operator.lt,
    "lt": operator.lt,
    "lessthan": operator.lt,
    "<=": operator.le,
    "le": operator.le,
}

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