관리-도구
편집 파일: fix_tuple_params.cpython-38.opt-1.pyc
U i�f� � @ s� d Z ddlmZ ddlmZ ddlmZ ddlmZmZm Z m Z m Z m Z dd� Z G dd � d ej�Zd d � Zd d � Zg dfdd�Zdd� ZdS )a: Fixer for function definitions with tuple parameters. def func(((a, b), c), d): ... -> def func(x, d): ((a, b), c) = x ... It will also support lambdas: lambda (x, y): x + y -> lambda t: t[0] + t[1] # The parens are a syntax error in Python 3 lambda (x): x + y -> lambda x: x + y � )�pytree)�token)� fixer_base)�Assign�Name�Newline�Number� Subscript�symsc C s t | tj�o | jd jtjkS )N� )� isinstancer �Node�children�typer �STRING)�stmt� r �C/opt/alt/python38/lib64/python3.8/lib2to3/fixes/fix_tuple_params.py� is_docstring s �r c @ s( e Zd ZdZdZdZdd� Zdd� ZdS ) �FixTupleParams� Ta funcdef< 'def' any parameters< '(' args=any ')' > ['->' any] ':' suite=any+ > | lambda= lambdef< 'lambda' args=vfpdef< '(' inner=any ')' > ':' body=any > c s� d|kr�� ||�S g �|d }|d }|d jd jtjkrZd}|d jd j}t� � nd}d}t�tjd�� d� ��fd d � }|jt j kr�||� n<|jt j kr�t |j�D ]$\}} | jt j kr�|| |dkd � q��s�d S �D ]} |d | _ q�|} |dk�r d �d _n&t|d j| ��r0|�d _|d } �D ]} |d | _ �q4�|d j| | �< t| d | t�� d �D ]}||d j| _�qr|d �� d S )N�lambda�suite�argsr � r z; � Fc s\ t ��� �}| �� }d|_t||�� �}|r2d|_| �|� ��t�t j |� �� g�� d S )Nr � ) r �new_name�clone�prefixr �replace�appendr r r Z simple_stmt)Z tuple_arg� add_prefix�n�argr ��endZ new_lines�selfr r � handle_tupleC s �z.FixTupleParams.transform.<locals>.handle_tuple)r" r )F)�transform_lambdar r r �INDENT�valuer r ZLeafr ZtfpdefZ typedargslist� enumerate�parentr r �range�lenZchanged) r' �node�resultsr r �start�indentr( �ir$ �lineZafterr r% r � transform. sF zFixTupleParams.transformc C s� |d }|d }t |d �}|jtjkrD|�� }d|_|�|� d S t|�}t|�}| � t |��}t |dd�} |�| �� � |� � D ]X} | jtjkr�| j |kr�dd� || j D �} t�tj| �� g| �} | j| _| �| � q�d S )Nr �body�innerr )r c S s g | ] }|� � �qS r )r ��.0�cr r r � <listcomp>� s z3FixTupleParams.transform_lambda.<locals>.<listcomp>)� simplify_argsr r �NAMEr r r � find_params� map_to_indexr � tuple_namer Z post_orderr+ r r r Zpower) r' r0 r1 r r7 r8 ZparamsZto_indexZtup_nameZ new_paramr# Z subscripts�newr r r r) n s* �z FixTupleParams.transform_lambdaN)�__name__� __module__� __qualname__Z run_orderZ BM_compatibleZPATTERNr6 r) r r r r r s @r c C sN | j tjtjfkr| S | j tjkr>| j tjkr:| jd } q"| S td| ��d S )Nr zReceived unexpected node %s)r r Zvfplistr r> �vfpdefr � RuntimeError�r0 r r r r= � s r= c C s< | j tjkrt| jd �S | j tjkr,| jS dd� | jD �S )Nr c S s g | ]}|j tjkrt|��qS r )r r �COMMAr? r9 r r r r< � s z find_params.<locals>.<listcomp>)r r rF r? r r r> r+ rH r r r r? � s r? Nc C sZ |d kr i }t | �D ]@\}}ttt|���g}t|t�rHt|||d� q|| ||< q|S )N)�d)r, r r �strr �listr@ )� param_listr rJ r4 �objZtrailerr r r r@ � s r@ c C s< g }| D ](}t |t�r&|�t|�� q|�|� qd�|�S )N�_)r rL r! rA �join)rM �lrN r r r rA � s rA )�__doc__r r Zpgen2r r Z fixer_utilr r r r r r r ZBaseFixr r= r? r@ rA r r r r �<module> s l