Describes the cause and action for error messages.
module not found site-packages
Unable to import a module that is definitely installed
Python: I can't import a module even though it's in site ...
Python modules not being detected although they are installed ...
Python module not found in virtualenv
How does python find packages? // Lee On Coding // My blog about ...
Traps for the Unwary in Python's Import System ? Nick Coghlan's ...
Installing Packages ? Python Packaging User Guide
How Python modules are resolved ・ GitHub
Py3 OSX "Module not found" ・ Issue #211 ・ csparpa/pyowm ・ GitHub