Merge pull request #1225 from matthewfeickert/feat/quote-everything-that-isnt-plain-package

Author: webknjaz

source/guides/installing-using-pip-and-virtual-environments.rst

@@ -245,27 +245,27 @@ a specific version of ``requests``:
 
     .. code-block:: bash
 
-        python3 -m pip install requests==2.18.4
+        python3 -m pip install 'requests==2.18.4'
 
 .. tab:: Windows
 
     .. code-block:: bat
 
-        py -m pip install requests==2.18.4
+        py -m pip install "requests==2.18.4"
 
 To install the latest ``2.x`` release of requests:
 
 .. tab:: Unix/macOS
 
     .. code-block:: bash
 
-        python3 -m pip install requests>=2.0.0,<3.0.0
+        python3 -m pip install 'requests>=2.0.0,<3.0.0'
 
 .. tab:: Windows
 
     .. code-block:: bat
 
-        py -m pip install requests>=2.0.0,<3.0.0
+        py -m pip install "requests>=2.0.0,<3.0.0"
 
 To install pre-release versions of packages, use the ``--pre`` flag: