query: Why str(None) is not str(None)?
positive_passages.docid: 151816
positive_passages.text: What is the semantics of 'is' operator in Python?
negative_passages.docid: 60304
negative_passages.text: Why isn't the 'len' function inherited by dictionaries and lists in Python
negative_passages.docid: 142701
negative_passages.text: Why “which” returns none on some commands I can run?
negative_passages.docid: 104468
negative_passages.text: Clear complains that a subscripted variable is not a symbol or a string?
negative_passages.docid: 95734
negative_passages.text: Check if something is (not) in a list in Python
negative_passages.docid: 153980
negative_passages.text: Python: My function returns "None" after it does what I want it to
negative_passages.docid: 156560
negative_passages.text: Why is NaN not equal to NaN?
negative_passages.docid: 89730
negative_passages.text: TypeError: 'str' does not support the buffer interface
negative_passages.docid: 27902
negative_passages.text: What is the purpose of the single underscore "_" variable in Python?
negative_passages.docid: 23730
negative_passages.text: Why is 'True == not False' a syntax error in Python?
negative_passages.docid: 82566
negative_passages.text: Why should I use $[ EXPR ] instead of $(( EXPR ))?
negative_passages.docid: 83392
negative_passages.text: Why is "if not someobj:" better than "if someobj == None:" in Python?
negative_passages.docid: 56386
negative_passages.text: Difference between char *str="STRING" and char str[] = "STRING"?
negative_passages.docid: 45137
negative_passages.text: Str.format() for Python 2.6 gives error where 2.7 does not
negative_passages.docid: 85278
negative_passages.text: Should I use 'or' or 'nor' after a negative statement?
negative_passages.docid: 830
negative_passages.text: Python: String will not convert to float
negative_passages.docid: 151917
negative_passages.text: Difference between "not a", "no" and "not any"