Uninstall python packages in PyWebIO GUI

remove_packages.py

from pywebio.output import *
from pywebio.input import * 
from pip import _internal
from pip._internal.utils.misc import get_installed_distributions
import time

put_markdown('Pip Package Manager')

installed_packages = get_installed_distributions()
installed_packages_set = { package for package in ["%s==%s" % (i.key, i.version)
     for i in installed_packages] }

package = select("Choose a package to uninstall", sorted(installed_packages_set))
print("you chose to remove", package)
_internal.main(['uninstall', '-y', package])

put_text(f"Uninstalling {package}. Please wait until it is removed!")
put_processbar('bar')
for i in range(1, 11):
     set_processbar('bar', i / 10)
     time.sleep(0.05)
     
put_markdown(f"Successfully uninstalled {package}")