One important reason for the success of C was the library. One of the reasons for the success of Python is the big library and the plenty of add-on modules. Bu

One important reason for the success of C was the library. One of the reasons for the success of Python is the big library and the plenty of add-on modules. But on the UI side, Python has its weak point. The other problem today is the trouble with the migration from Py2->Py3. But on the long run, the UI problem can be even more trouble. Python is still a good language on the server side, even when PHP was faster and still has a bigger market share.