Python scripts from console / command prompt
Python packages can make Python scripts callable from any directory, by adding them to system PATH via the
On a typical Anaconda Python install, the shortcuts to these scripts are installed in a directory like
Make sure entry points are set up correctly before running
pip install, or you will get the
VersionConflict error (See Notes at bottom of this article).
Here is a simple example “src/mypkg/adder.py” to run directly from console (in any directory) as
to get result
Note that the end user doesn’t even know they’re running a Python script.
#!/usr/bin/env python3 from argparse import ArgumentParser def add_two(x: float) -> float: return x + 2 def cli(): p = ArgumentParser(description='adds two to number') p.add_argument('x', help='number to add two to', type=float) P = p.parse_args() print(add_two(P.x))
For each function you wish to have be accessible from anywhere on the system be sure there is a function that handles console arguments as in the example above.
Add to pyproject.toml:
[project.scripts] add_two = mypkg.adder:cli
VersionConflict error may come from old entry_points in the Python distro bin/ directory that need to be