use theme provided by pallets-sphinx-themes

docs/patterns/distribute.rst

@@ -173,5 +173,5 @@ folder instead of copying the data over.  You can then continue to work on
 the code without having to run ``install`` again after each change.
 
 
-.. _pip: https://pypi.python.org/pypi/pip
+.. _pip: https://pypi.org/project/pip/
 .. _Setuptools: https://pythonhosted.org/setuptools

docs/patterns/jquery.rst

@@ -162,7 +162,5 @@ explanation of the little bit of code above:
    argument.  Note that we can use the `$SCRIPT_ROOT` variable here that
    we set earlier.
 
-If you don't get the whole picture, download the `sourcecode
-for this example
-<https://github.com/pallets/flask/tree/master/examples/jqueryexample>`_
-from GitHub.
+If you don't get the whole picture, download the :gh:`sourcecode for
+this example <examples/jqueryexample>` from GitHub.

docs/patterns/sqlalchemy.rst

@@ -20,7 +20,7 @@ there is a Flask extension that handles that for you.  This is recommended
 if you want to get started quickly.
 
 You can download `Flask-SQLAlchemy`_ from `PyPI
-<https://pypi.python.org/pypi/Flask-SQLAlchemy>`_.
+<https://pypi.org/project/Flask-SQLAlchemy/>`_.
 
 .. _Flask-SQLAlchemy: http://pythonhosted.org/Flask-SQLAlchemy/
 

docs/patterns/wtforms.rst

@@ -17,7 +17,7 @@ forms.
    The `Flask-WTF`_ extension expands on this pattern and adds a
    few little helpers that make working with forms and Flask more
    fun.  You can get it from `PyPI
-   <https://pypi.python.org/pypi/Flask-WTF>`_.
+   <https://pypi.org/project/Flask-WTF/>`_.
 
 .. _Flask-WTF: http://pythonhosted.org/Flask-WTF/