Update links(pipenv, scipy)

Author: dukecat0

source/conf.py

@@ -411,15 +411,14 @@
     'packaging': ('https://packaging.pypa.io/en/latest/', None),
     'packaging.python.org': ('https://packaging.python.org/', None),
     'pip': ('https://pip.pypa.io/en/latest/', None),
-    # 'pipenv': ('https://pipenv.pypa.io/en/latest/', None),
+    'pipenv': ('https://pipenv.pypa.io/en/latest/', None),
     'piwheels': ('https://piwheels.readthedocs.io/en/latest/', None),
     'pybind11': ('https://pybind11.readthedocs.io/en/stable/', None),
     'pynsist': ('https://pynsist.readthedocs.io/en/latest/', None),
     'pypa': ('https://www.pypa.io/en/latest/', None),
     'python': ('https://docs.python.org/3', None),
     'python-guide': ('https://docs.python-guide.org', None),
     'python2': ('https://docs.python.org/2', None),
-    'scipy': ('https://www.scipy.org', None),
     'setuptools': ('https://setuptools.readthedocs.io/en/latest/', None),
     'spack': ('https://spack.readthedocs.io/en/latest/', None),
     'sphinx': ('https://www.sphinx-doc.org/en/master', None),

source/guides/installing-scientific-packages.rst

@@ -14,8 +14,8 @@ kinds of hardware, or to interoperate with different pieces of external
 software.
 
 In particular, `NumPy <https://numpy.org/>`__, which provides the basis
-for most of the software in the :doc:`scientific Python stack
-<scipy:stackspec>` can be configured
+for most of the software in the `scientific Python stack
+<https://web.archive.org/web/https://scipy.org/stackspec.html>`__ can be configured
 to interoperate with different FORTRAN libraries, and can take advantage
 of different levels of vectorised instructions available in modern CPUs.
 
@@ -90,16 +90,16 @@ macOS installers that are compatible with the macOS CPython binaries
 published on python.org.
 
 macOS users also have access to Linux distribution style package managers
-such as ``MacPorts``. The SciPy site has more details on using MacPorts to
-install the :ref:`scientific Python stack
-<scipy:mac>`
+such as ``Homebrew``. The SciPy site has more details on using Homebrew to
+install the `scientific Python stack
+<https://scipy.org/install/>`__.
 
 
 SciPy distributions
 -------------------
 
-The SciPy site lists :doc:`several distributions
-<scipy:install>` that provide the full SciPy stack to
+The SciPy site lists `several distributions
+<https://scipy.org/install/>`__ that provide the full SciPy stack to
 end users in an easy to use and update format.
 
 Some of these distributions may not be compatible with the standard ``pip``

source/key_projects.rst

@@ -136,7 +136,7 @@ command-line interface (CLI).
 Pipenv
 ======
 
-`Docs <https://web.archive.org/web/https://pipenv.pypa.io/en/latest/>`__ |
+:doc:`Docs <pipenv:index>` |
 `Source <https://github.com/pypa/pipenv>`__ |
 `Issues <https://github.com/pypa/pipenv/issues>`__ |
 `PyPI <https://pypi.org/project/pipenv>`__