code: def install_from_pypi(context):
      
  
      tmp_dir = venv.create_venv()
      install_cmd = '%s/bin/pip install %s' % (tmp_dir, context.module_name)
  
      package_index = 'pypi'
      if context.pypi:
          install_cmd += '-i %s' % context.pypi
          package_index = context.pypi
  
      try:
          result = shell.dry_run(install_cmd, context.dry_run)
          if not context.dry_run and not result:
              log.error(
                  'Failed to install %s from %s', context.module_name, package_index
              )
          else:
              log.info(
                  'Successfully installed %s from %s', context.module_name, package_index
              )
  
      except Exception as e:
          error_msg = 'Error installing %s from %s' % (context.module_name, package_index)
          log.exception(error_msg)
          raise Exception(error_msg, e)
docs: Attempts to install your package from pypi.