B
    `d                 @   sz   d dl mZ d dlmZ d dlmZ d dlmZ d dlm	Z	 d dl
mZ d dlmZmZ d dlmZ G d	d
 d
eeZdS )    )absolute_import)canonicalize_name)Command)SessionCommandMixin)InstallationError)parse_requirements)install_req_from_line#install_req_from_parsed_requirement)(protect_pip_from_modification_on_windowsc                   s,   e Zd ZdZdZ fddZdd Z  ZS )UninstallCommandaB  
    Uninstall packages.

    pip is able to uninstall most installed packages. Known exceptions are:

    - Pure distutils packages installed with ``python setup.py install``, which
      leave behind no metadata to determine what files were installed.
    - Script wrappers installed by ``python setup.py develop``.
    zU
      %prog [options] <package> ...
      %prog [options] -r <requirements file> ...c          	      sV   t t| j|| | jjddddg ddd | jjdd	d
ddd | jd| j d S )Nz-rz--requirementrequirementsappendfilezjUninstall all the packages listed in the given requirements file.  This option can be used multiple times.)destactiondefaultmetavarhelpz-yz--yesyes
store_truez2Don't ask for confirmation of uninstall deletions.)r   r   r   r   )superr   __init__cmd_opts
add_optionparserinsert_option_group)selfargskw)	__class__ D/tmp/pip-unpacked-wheel-hu9qqap1/pip/_internal/commands/uninstall.pyr   "   s    zUninstallCommand.__init__c       
      C   s   |  |}i }x.|D ]&}t||jd}|jr||t|j< qW xH|jD ]>}x8t|||dD ]&}t||jd}|jrZ||t|j< qZW qFW |stdj	f t
 td|kd x2| D ]&}|j|j| jdkd}	|	r|	  qW d S )N)isolated)optionssessionzRYou must give at least one requirement to {self.name} (see "pip help {self.name}")pip)modifying_pipr   )auto_confirmverbose)get_default_sessionr   isolated_modenamer   r   r   r	   r   formatlocalsr
   values	uninstallr   	verbositycommit)
r   r#   r   r$   Zreqs_to_uninstallr+   reqfilename
parsed_reqZuninstall_pathsetr    r    r!   run5   s8    



zUninstallCommand.run)__name__
__module____qualname____doc__usager   r5   __classcell__r    r    )r   r!   r      s   	r   N)
__future__r   pip._vendor.packaging.utilsr   pip._internal.cli.base_commandr   pip._internal.cli.req_commandr   pip._internal.exceptionsr   Zpip._internal.reqr   pip._internal.req.constructorsr   r	   pip._internal.utils.miscr
   r   r    r    r    r!   <module>   s   