Open-source package manager in Python

apackg.py

import subprocess
import sys
import os

# Global buffer to store code snippets
snippet_buffer = {}

def install_package(package_name):
    try:
        subprocess.check_call([sys.executable, "-m", "pip", "install", package_name])
        print(f"Successfully installed {package_name}")
    except subprocess.CalledProcessError as e:
        print(f"Error installing package {package_name}: {e}")

def uninstall_package(package_name):
    try:
        subprocess.check_call([sys.executable, "-m", "pip", "uninstall", "-y", package_name])
        print(f"Successfully uninstalled {package_name}")
    except subprocess.CalledProcessError as e:
        print(f"Error uninstalling package {package_name}: {e}")

def add_snippet_from_file(snippet_name, file_name):
    if os.path.isfile(file_name):
        with open(file_name, 'r') as file:
            code = file.read()
            snippet_buffer[snippet_name] = code
            print(f"Snippet '{snippet_name}' added to the buffer from file '{file_name}'.")
    else:
        print(f"File '{file_name}' not found.")

def view_snippets():
    if snippet_buffer:
        print("Current Snippets in Buffer:")
        for name, code in snippet_buffer.items():
            print(f"Name: {name}\nCode:\n{code}\n")
    else:
        print("No snippets in the buffer.")

def remove_snippet(snippet_name):
    if snippet_name in snippet_buffer:
        del snippet_buffer[snippet_name]
        print(f"Snippet '{snippet_name}' removed from the buffer.")
    else:
        print(f"Snippet '{snippet_name}' not found in the buffer.")

def main():
    if len(sys.argv) < 2:
        print("Usage: python apackg.py [install|uninstall|add|view|remove] [package_name|snippet_name] [file_name]")
        return

    command = sys.argv[1]

    if command == "install":
        if len(sys.argv) >= 3:
            package_name = sys.argv[2]
            install_package(package_name)
        else:
            print("Usage: python apackg.py install <package_name>")
    elif command == "uninstall":
        if len(sys.argv) >= 3:
            package_name = sys.argv[2]
            uninstall_package(package_name)
        else:
            print("Usage: python apackg.py uninstall <package_name>")
    elif command == "add":
        if len(sys.argv) >= 4:
            snippet_name = sys.argv[2]
            file_name = sys.argv[3]
            add_snippet_from_file(snippet_name, file_name)
        else:
            print("Usage: python apackg.py add <snippet_name> <file_name>")
    elif command == "view":
        view_snippets()
    elif command == "remove":
        if len(sys.argv) >= 3:
            snippet_name = sys.argv[2]
            remove_snippet(snippet_name)
        else:
            print("Usage: python apackg.py remove <snippet_name>")
    else:
        print(f"Unknown command: {command}")
        print("Usage: python apackg.py [install|uninstall|add|view|remove] [package_name|snippet_name] [file_name]")

if __name__ == "__main__":
    main()