Add a hint on the install guide to disable C extensions with pip.

diff --git a/doc/build/intro.rst b/doc/build/intro.rst
index 2a539e8d843b1c1caee5d06b33bed7a817c08b78..7c653e575dfe8a1df27ce4a55449c4360eacbd2d 100644 (file)
--- a/doc/build/intro.rst
+++ b/doc/build/intro.rst
@@ -143,6 +143,10 @@ pass the flag ``--without-cextensions`` to the ``setup.py`` script::
 
     python setup.py --without-cextensions install
 
+Or with pip::
+
+    pip install --global-option='--without-cextensions' SQLAlchemy
+
 .. note::
 
    The ``--without-cextensions`` flag is available **only** if ``setuptools``