easy_install has a -x option to exclude scripts from the install. Pip does not seem to have such an option.

jaraco · jaraco · commit 4b418d5b55a2 · 2015-07-12T11:42:09.000-04:00
diff --git a/source/pip_easy_install.rst b/source/pip_easy_install.rst
@@ -57,6 +57,9 @@ Here's a breakdown of the important differences between pip and easy_install now
 |:ref:`Multi-version Installs` |No                                |Yes                            |
 |                              |                                  |                               |
 +------------------------------+----------------------------------+-------------------------------+
+|Exclude scripts during install|No                                |Yes                            |
+|                              |                                  |                               |
++------------------------------+----------------------------------+-------------------------------+
 
 ----
 
