Strange behavior of Python 'is' operator if combined with 'in'
23881
Python's in (__contains__) operator returns a bool whose value is neither True nor False
26716
Why does "is" replace "has"?
71424
Weird behavior: Lambda inside list comprehension
87859
Can the "IN" operator use LIKE-wildcards (%) in Oracle?
105722
boolean properties starting with "is" does not work
152760
Python for-in loop preceded by a variable
77929
JavaScript object detection: dot syntax versus 'in' keyword
28849
using list operator "in" with floating point values
67678
When is "i += x" different from "i = i + x" in Python?
4419
"is" operator behaves unexpectedly with integers
8309
Does Python have a ternary conditional operator?
55919
Why is ReplaceAll behaving like this?
135065
&& (AND) and || (OR) in IF statements
93418
+= operator appears to modify frozen string
66350
Weird closure behavior in python
960
Unexpected behavior of rule matching a pattern
25019
How do comparison operators  work with a function as an operand?