Add Python in emacs info

doc/python_in_emacs.org

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+#+date: 2023-06-21
+#+options: toc:nil num:nil author:nil
+#+PROPERTY: header-args:python :results output :session *python1* :tangle yes
+
+* Using Python in emacs
+
+There are different approaches to use python in ~emacs~. You may use python mode
+(~python.el~) that is a default mode for using Python within ~emacs~. If you open a
+file having a ~.py~ extension ~emacs~ will initialize python mode.
+
+There are additional packages that may be used as alternative to this mode like
+~python-mode.el~ or ~elpy~.
+
+Basic functionalities of python modes allow the user to use code completion and
+navigation, syntax checking and additional options.
+
+** Python mode
+
+[[https://gitlab.com/groups/python-mode-devs][Python-mode.el]] is a mode that extends some functionalities to work with Python
+in ~emacs~.
+
+** Elpy
+
+** Pydoc
+
+[[https://docs.python.org/3/library/pydoc.html][Pydoc]] would allow to
+
+** Syntax checking
+
+You may use syntax checkers such as:
+
+ * [[https://www.flycheck.org/en/latest/][Flycheck]]
+ * [[https://www.gnu.org/software/emacs/manual/html_node/flymake/index.html#Top][Flymake]]
+
+
+** References
+
+- https://robbmann.io/posts/006_emacs_2_python/
+- https://emacs.stackexchange.com/questions/9696/how-do-you-create-a-robust-python-ide-with-emacs-as-the-text-editor
+- https://realpython.com/emacs-the-best-python-editor/
+- https://wikemacs.org/wiki/Python
+- https://orgmode.org/worg/org-contrib/babel/languages/ob-doc-python.html