_7_pyenv_pipenv.py

import random
from rich.tree import Tree
from rich.console import Console
from helpers import create_source_output_table

console = Console()
print = console.print

version_strings = ["3.7.10", "3.9.5", "3.8.10"]

def add_standard_environment(branch: Tree, version: str, abbreviate: bool = False):
    version = ".".join(version.split(".")[:2])
    binaries = branch.add("[blue]bin[/blue] (executables)")
    lib = branch.add("[blue]lib[/blue] (standard library, etc.)")
    site_packages = None
    if not abbreviate:
        binaries.add(f"[cyan]python -> python{version}[/cyan] (python.exe)")
        binaries.add(f"[cyan]python3 -> python{version}[/cyan] (python3.exe)")
        binaries.add(f"[green]python{version}[/green] (python{version}.exe)")
        binaries.add("[green]pip[/green] (pip.exe)")
        binaries.add("...binaries bundled installed related by pip packages")

        lib_version = lib.add(f'[blue]python{version}[/blue]')
        site_packages = lib_version.add("[blue]site-packages[/blue]")
        site_packages.add("...everything you install with [green]pip[/green]")
    
    return [binaries, lib, site_packages]

def python_standard_environment():
    tree = Tree("standard python environment")
    add_standard_environment(tree, "3.9.5")

    print(tree)

def pyenv_version_management():
    tree = Tree("pyenv version management")
    versions = tree.add("versions")
    
    for version in version_strings:
        version_tree = versions.add(version)
        add_standard_environment(version_tree, version)

    global_versions = tree.add("system versions")
    global_version = global_versions.add("3.9.5")
    add_standard_environment(global_version, "3.9.5")

    print(tree)

def pipenv_virtualenv():
    tree = Tree("pipenv virtualenv")
    virtualenv = tree.add("virtualenv")
    [binaries, _, site_packages] = add_standard_environment(virtualenv, "3.9.5")
    binaries.add("[green]pipenv[/green] (pipenv.exe)")
    site_packages.add("[blue]pipenv[/blue]")

    print(tree)


def pyenv_pipenv_version_management():
    tree = Tree("pyenv version management")
    versions = tree.add("versions")
    version_strings = ["3.9.5", "3.8.10", "3.7.10"]
    for version in version_strings:
        version_tree = versions.add(version)
        add_standard_environment(version_tree, version, abbreviate=True)

    global_versions = tree.add("system versions")
    version = random.choice(version_strings)
    version_tree = global_versions.add(version)
    add_standard_environment(version_tree, version, abbreviate=True)


    projects = tree.add("projects")
    project_strings = ["project1", "project2", "project3"]
    for project in project_strings:
        project_tree = projects.add(project)
        version = random.choice(version_strings)
        version_tree = project_tree.add(version)
        add_standard_environment(version_tree, version, abbreviate=True)

    print(tree)


examples = [
    python_standard_environment, 
    pyenv_version_management, 
    pipenv_virtualenv, 
    pyenv_pipenv_version_management
]
if __name__ == "__main__":
    for example in examples:
        console.clear()
        print(create_source_output_table(example, console, print_source=False))

        is_not_last_item = example != examples[-1]
        if is_not_last_item:
            input("Press Enter to continue to the next example...")