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--- notes:python_cheat_sheet [2026/09/14 08:34]
43.135.181.132 old revision restored (2026/06/03 01:38)
+++ notes:python_cheat_sheet [2026/09/15 03:45] (current)
59.103.33.23 old revision restored (2026/08/06 22:23)
@@ Line 85: / Line 85: @@
   * zip takes two or more lists with the same number of elements and creates a single list of lists with corresponding members grouped together.
-===== Modules & Packages =====
+===== Modules =====
   * A //module// is a file of python definitions.
@@ Line 94: / Line 94: @@
   * The search list for modules is the variable sys.path initialized from the directory containing the input script (or the current directory), PYTHONPATH and the installation-dependent default.
   * When a module is imported, a byte-code version is stored to module.pyc which speeds up successive loads.
-  * There are many standard modules including sys which is common to all platforms.
+ * There are many standard modules including sys which is common to all platforms.
-  * dir(module) lists all names in a module sorted alphabetically. dir(builtins) shows all the built-in functions and variables.
-  * Packages can be used to group modules. Packages should be in a named directory with an __init__.py file optionally containing initialization code. E.g. import sound.effects.echo .
-  * . is the current package, .. is the parent package etc.

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