Python Cheatsheets

Finds conditional expressions of the form '... if ... else ...' where the classes of the sub-expressions differ

Finds expressions that refer to an object in the builtins module (like int or None).

Finds calls to MyClass.methodName

Finds calls to any function named 'len'

Finds classes that subclass MyClass

Finds places where we create a new instanceof `MyClass`

Finds `elif` sub-statements within `if` statements

Finds the first statement in a block consisting of nothing but Pass statements

Finds `==` equality expressions that form a statement

Finds tests like `==true`, `==false`, `'!=true`, `is false`

Finds files called `spam.py`

Find print statements or calls to the builtin function 'print'

Generates use-definition pairs that provide the data for find-references in the code viewer.

Finds functions with more than 7 parameters

Finds generator functions

Finds places where we handle MyExceptionClass exceptions

Finds 'if' statements where the 'then' branch consists entirely of Pass statements

Finds places where we use the integer literal `0`

Generates use-definition pairs that provide the data for jump-to-definition in the code viewer.

Finds pairs of functions that call each other

Finds methods that override MyClass.methodName

Outputs a representation of a file's Abstract Syntax Tree. This query is used by the VS Code extension.

Find accesses to 'private' attributes (those starting with an underscore)

Finds places where we raise AnException or one of its subclasses

Finds string literals with an 'r' prefix

Finds functions that call themselves

Finds string literals using single quotes

Finds places where `None` is used as an index when storing to a collection

Finds `String conversions` expressions (expressions enclosed in backticks), which are removed in Python 3

Finds comments containing the word 'TODO'

Finds try-finally statements without an exception handler