INSTALL: git-p4 does not support Python 3

Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/INSTALL b/INSTALL
index b96e16d6c1..2dc3b61d1f 100644
--- a/INSTALL
+++ b/INSTALL
@@ -131,8 +131,9 @@ Issues of note:
 	  use English. Under autoconf the configure script will do this
 	  automatically if it can't find libintl on the system.
 
-	- Python version 2.4 or later is needed to use the git-p4
-	  interface to Perforce.
+	- Python version 2.4 or later (but not 3.x, which is not
+	  supported by Perforce) is needed to use the git-p4 interface
+	  to Perforce.
 
  - Some platform specific issues are dealt with Makefile rules,
    but depending on your specific installation, you may not