ImportError: No module named 'bottle' - PyCharm

Question

I installed bottle on python3.4 with pip install. In terminal, when I do:

$ python3.4 >>>import bottle # shows no import error >>>  

but when I do it in PyCharm, it says "import bottle ImportError: No module named 'bottle'"

Answer 1

in your PyCharm project:

• press Ctrl+Alt+s to open the settings
• on the left column, select Project Interpreter
• on the top right there is a list of python binaries found on your system, pick the right one
• eventually click the + button to install additional python modules
• validate

Answer 2

In some cases no "No module ..." can appear even on local files. In such cases you just need to mark appropriate directories as "source directories":