There are many ways to import a python file, all with their pros and cons. Don’t just hastily pick the first import strategy that works for you or else you’ll have to rewrite the codebase later on when you find it doesn’t meet your needs. I’ll start out explaining the easiest example #1, then I’ll … Read more
unfortunately, this module needs to be inside the package, and it also needs to be runnable as a script, sometimes. Any idea how I could achieve that? It’s quite common to have a layout like this… main.py mypackage/ __init__.py mymodule.py myothermodule.py …with a mymodule.py like this… #!/usr/bin/env python3 # Exported function def as_int(a): return int(a) … Read more
For Python 3.5+ use (docs): import importlib.util import sys spec = importlib.util.spec_from_file_location(“module.name”, “/path/to/file.py”) foo = importlib.util.module_from_spec(spec) sys.modules[“module.name”] = foo spec.loader.exec_module(foo) foo.MyClass() For Python 3.3 and 3.4 use: from importlib.machinery import SourceFileLoader foo = SourceFileLoader(“module.name”, “/path/to/file.py”).load_module() foo.MyClass() (Although this has been deprecated in Python 3.4.) For Python 2 use: import imp foo = imp.load_source(‘module.name’, ‘/path/to/file.py’) foo.MyClass() … Read more
Note: This answer was intended for a very specific question. For most programmers coming here from a search engine, this is not the answer you are looking for. Typically you would structure your files into packages (see other answers) instead of modifying the search path. By default, you can’t. When importing a file, Python only … Read more