Can't easy_install, no eggs?

[James Walker]

Am I the only person who can't update Mercurial with easy_install?

Searching for mercurial
Reading http://pypi.python.org/simple/mercurial/
Reading http://www.selenic.com/mercurial
Best match: mercurial 1.3.1
Downloading http://mercurial.selenic.com/release/mercurial-1.3.1.tar.gz
Processing mercurial-1.3.1.tar.gz
Running mercurial-1.3.1/setup.py -q bdist_egg --dist-dir 
/tmp/easy_install-UMZC3h/mercurial-1.3.1/egg-dist-tmp-mK2ltI
zip_safe flag not set; analyzing archive contents...
mercurial.extensions: module references __file__
mercurial.i18n: module references __file__
mercurial.lsprof: module references __file__
mercurial.templater: module references __file__
No eggs found in 
/tmp/easy_install-UMZC3h/mercurial-1.3.1/egg-dist-tmp-mK2ltI (setup 
script problem?)