yum: No module named gzip or another library

You are troubleshooting your yum installation, getting the missing libraries

root@linux:~ # yum whatprovides
There was a problem importing one of the Python modules
required to run yum. The error leading to this problem was:

No module named gzip

Please install a package which provides this module, or
verify that the module is installed correctly.

It’s possible that the above module doesn’t match the
current version of Python, which is:
2.4.3 (#1, Aug 29 2011, 10:55:55)
[GCC 4.1.2 20080704 (Red Hat 4.1.2-51)]

If you cannot solve this problem yourself, please go to
the yum faq at:

http://wiki.linux.duke.edu/YumFaq

If you see a different module, try to install all python libraries

root@linux:~ # yum repolist
There was a problem importing one of the Python modules
required to run yum. The error leading to this problem was:

No module named zlib

Please install a package which provides this module, or
verify that the module is installed correctly.

It’s possible that the above module doesn’t match the
current version of Python, which is:
2.4.3 (#1, Aug 29 2011, 10:55:55)
[GCC 4.1.2 20080704 (Red Hat 4.1.2-51)]

If you cannot solve this problem yourself, please go to
the yum faq at:

http://wiki.linux.duke.edu/YumFaq

List the packages starting with python

root@linux:~ # rpm -qa –qf “%{n}-%{arch}\n” | grep ^python
python-ldap-x86_64
python-urlgrabber-noarch
python-x86_64
python-libs-x86_64
python-devel-x86_64
python-sqlite-x86_64
python-numeric-x86_64
python-iniparse-noarch
python-elementtree-x86_64
python-dmidecode-x86_64
python-devel-i386

And query each one of them to see if there is a missing file. Reinstall the packages that report missing files.

root@linux:~ # rpm -V python-devel-2.4.3-44.el5_7.1
missing /usr/lib64/python2.4/test/decimaltestdata/normalize.decTest
missing /usr/lib64/python2.4/test/decimaltestdata/quantize.decTest
missing /usr/lib64/python2.4/test/output/test_tokenize
missing /usr/lib64/python2.4/test/test_normalization.pyc
missing /usr/lib64/python2.4/test/test_normalization.pyo
missing /usr/lib64/python2.4/test/test_zipfile.py
missing /usr/lib64/python2.4/test/test_zipfile.pyc
missing /usr/lib64/python2.4/test/test_zipfile.pyo
missing /usr/lib64/python2.4/test/test_zipimport.py
missing /usr/lib64/python2.4/test/test_zipimport.pyc
missing /usr/lib64/python2.4/test/test_zipimport.pyo
missing /usr/lib/python2.4/test/decimaltestdata/normalize.decTest
missing /usr/lib/python2.4/test/decimaltestdata/quantize.decTest
missing /usr/lib/python2.4/test/output/test_tokenize
missing /usr/lib/python2.4/test/test_normalization.pyc
missing /usr/lib/python2.4/test/test_normalization.pyo
missing /usr/lib/python2.4/test/test_zipfile.py
missing /usr/lib/python2.4/test/test_zipfile.pyc
missing /usr/lib/python2.4/test/test_zipfile.pyo
missing /usr/lib/python2.4/test/test_zipimport.py
missing /usr/lib/python2.4/test/test_zipimport.pyc
missing /usr/lib/python2.4/test/test_zipimport.pyo

root@linux:~ # rpm -V python-ldap-2.2.0-2.1

root@linux:~ # rpm -V python-urlgrabber-3.1.0-6.el5

root@linux:~ # rpm -V python-devel-2.4.3-44.el5_7.1
missing /usr/lib64/python2.4/test/decimaltestdata/normalize.decTest
missing /usr/lib64/python2.4/test/decimaltestdata/quantize.decTest
missing /usr/lib64/python2.4/test/output/test_tokenize
missing /usr/lib64/python2.4/test/test_normalization.pyc
missing /usr/lib64/python2.4/test/test_normalization.pyo
missing /usr/lib64/python2.4/test/test_zipfile.py
missing /usr/lib64/python2.4/test/test_zipfile.pyc
missing /usr/lib64/python2.4/test/test_zipfile.pyo
missing /usr/lib64/python2.4/test/test_zipimport.py
missing /usr/lib64/python2.4/test/test_zipimport.pyc
missing /usr/lib64/python2.4/test/test_zipimport.pyo
missing /usr/lib/python2.4/test/decimaltestdata/normalize.decTest
missing /usr/lib/python2.4/test/decimaltestdata/quantize.decTest
missing /usr/lib/python2.4/test/output/test_tokenize
missing /usr/lib/python2.4/test/test_normalization.pyc
missing /usr/lib/python2.4/test/test_normalization.pyo
missing /usr/lib/python2.4/test/test_zipfile.py
missing /usr/lib/python2.4/test/test_zipfile.pyc
missing /usr/lib/python2.4/test/test_zipfile.pyo
missing /usr/lib/python2.4/test/test_zipimport.py
missing /usr/lib/python2.4/test/test_zipimport.pyc
missing /usr/lib/python2.4/test/test_zipimport.pyo

root@linux:~ # rpm -V python-sqlite-1.1.7-1.2.1

root@linux:~ # rpm -V python-numeric-23.7-2.2.2.el5_6.1

root@linux:~ # rpm -V python-iniparse-0.2.3-4.el5

root@linux:~ # rpm -V python-elementtree-1.2.6-5

root@linux:~ # rpm -V python-libs-2.4.3-44.el5_7.1
missing /usr/lib64/python2.4/_MozillaCookieJar.py
missing /usr/lib64/python2.4/_MozillaCookieJar.pyc
missing /usr/lib64/python2.4/_MozillaCookieJar.pyo
missing /usr/lib64/python2.4/tokenize.py
missing /usr/lib64/python2.4/tokenize.pyc
missing /usr/lib64/python2.4/tokenize.pyo
missing /usr/lib64/python2.4/tzparse.py
missing /usr/lib64/python2.4/tzparse.pyc
missing /usr/lib64/python2.4/tzparse.pyo
missing /usr/lib64/python2.4/zipfile.py
missing /usr/lib64/python2.4/zipfile.pyc
missing /usr/lib64/python2.4/zipfile.pyo

root@linux:~ # rpm -V python-dmidecode-3.10.13-1.el5_5.1