I was trying to build and install pycurl, but it never actually installed properly. import pycurl just complained that the module was missing, and sure enough, I couldn’t find it anywhere, despite that ./setup.py install kept succeeding.
Peeking into an rpm for pycurl verified that pycurl.so was missing. So why wasn’t it getting installed? It wasn’t even in the build directory. It turns out that I had missed the key error message in the jumble below: