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Introduzione a GIT
==================

.. footer:: LIFO

.. contents::
   :class: handout

Un nuovo progetto
-----------------

::

   $ mkdir greeter
   $ cd greeter/
   $ git init
   Initialized empty Git repository in /home/[...]/greeter/.git/

Qualche file
------------

::

   $ mkdir greeter
   $ touch greeter/__init__.py
   $ cat > greeter/greeter.py
   class Greeter:
       """ """
   $ cat > greeter.py
   #!/usr/bin/env python

   def main():
       pass

   if __name__ == '__main__': main()
   $ chmod 755 greeter.py


GIT
---

::

   $ git status
   # On branch master
   #
   # Initial commit
   #
   # Untracked files:
   #   (use "git add <file>..." to include in what will be committed)
   #
   #       greeter.py
   #       greeter/
   nothing added to commit but untracked files present (use "git add" to track)


In staging
----------

::
   
   $ git add greeter.py greeter/
   $ git status
   # On branch master
   #
   # Initial commit
   #
   # Changes to be committed:
   #   (use "git rm --cached <file>..." to unstage)
   #
   #       new file:   greeter.py
   #       new file:   greeter/__init__.py
   #       new file:   greeter/greeter.py
   #

Altre mod
---------

::

   $ cat > greeter/__init__.py
   from greeter import Greeter
   $ git status
   # On branch master
   #
   # Initial commit
   #
   # Changes to be committed:
   #   (use "git rm --cached <file>..." to unstage)
   #
   #       new file:   greeter.py
   #       new file:   greeter/__init__.py
   #       new file:   greeter/greeter.py
   #
   # Changes not staged for commit:
   #   (use "git add <file>..." to update what will be committed)
   #   (use "git checkout -- <file>..." to discard changes in working directory)
   #
   #       modified:   greeter/__init__.py
   #


Commit
------

::
   
   $ git add greeter/__init__.py
   $ git commit


::

   Skeleton for the new project.
   # Please enter the commit message for your changes. Lines starting
   # with '#' will be ignored, and an empty message aborts the commit.
   # On branch master
   #
   # Initial commit
   #
   # Changes to be committed:
   #   (use "git rm --cached <file>..." to unstage)
   #
   #       new file:   greeter.py
   #       new file:   greeter/__init__.py
   #       new file:   greeter/greeter.py
   #

::
   
   ".git/COMMIT_EDITMSG" 14L, 377C written
   [master (root-commit) b54e94f] Skeleton for the new project.
    3 files changed, 9 insertions(+)
    create mode 100755 greeter.py
    create mode 100644 greeter/__init__.py
    create mode 100644 greeter/greeter.py


LOG
---

::

   $ git log
   commit b54e94fde972281ca31a56ef0d36204addd4906b
   Author: Elena ``of Valhalla'' Grandi <valhalla@trueelena.org>
   Date:   Thu Nov 15 19:05:42 2012 +0100

       Skeleton for the new project.



Iniziamo a lavorarci
--------------------

``greeter/greeter.py``::

   class Greeter:
       """ """

       def greet(self):
           print "Hello World!"

``greeter.py``::

   #!/usr/bin/env python

   import greeter

   def main():
       grt = greeter.Greeter()
       grt.greet()

   if __name__ == '__main__': main()

Diamo in pasto a git
--------------------

::

   $ git add greeter.py greeter/greeter.py
   $ git commit -m 'Generic greetings'
   [master adfbc73] Generic greetings
    2 files changed, 8 insertions(+), 1 deletion(-)
   $ git status
   # On branch master
   nothing to commit (working directory clean)
   $ git log
   commit adfbc7340ac1af8b1dc80ebb1526c7b2b9ad4d1f
   Author: Elena ``of Valhalla'' Grandi <valhalla@trueelena.org>
   Date:   Thu Nov 15 19:08:29 2012 +0100

       Generic greetings

   commit b54e94fde972281ca31a56ef0d36204addd4906b
   Author: Elena ``of Valhalla'' Grandi <valhalla@trueelena.org>
   Date:   Thu Nov 15 19:05:42 2012 +0100

       Skeleton for the new project.




Finalmente pubblichiamo
-----------------------

::

   $ $BROWSER http://gitorious.org

Non github?
-----------

Alternative:

* <http://repo.or.cz/>_
* gitolite_ + gitweb_ self-hosted
* ...

.. _gitolite: 
.. _gitweb: 

..
   vim: set filetype=rst: