make some nice error message when using Python 2 accidentally
[PyX.git] / graph / 
tree9e42d204ae7e422ec4688e4fcebfd8f2bb4d75e1
drwxr-xr-x   ..
-rw-r--r-- 1214 __init__.py
drwxr-xr-x - axis
-rw-r--r-- 26039 data.py
-rw-r--r-- 50575 graph.py
-rw-r--r-- 4892 key.py
-rw-r--r-- 106014 style.py