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Editing: intranges.cpython-39.pyc
a ��Re� � @ s@ d Z ddlZddlmZmZ dd� Zdd� Zdd � Zd d � ZdS ) a Given a list of integers, made up of (hopefully) a small number of long runs of consecutive integers, compute a representation of the form ((start1, end1), (start2, end2) ...). Then answer the question "was x present in the original list?" in time O(log(# runs)). � N)�List�Tuplec C s� t | �}g }d}tt|��D ]b}|d t|�k rJ|| ||d d krJq ||d |d � }|�t|d |d d �� |}q t|�S )a Represent a list of integers as a sequence of ranges: ((start_0, end_0), (start_1, end_1), ...), such that the original integers are exactly those x such that start_i <= x < end_i for some i. Ranges are encoded as single integers (start << 32 | end), not as tuples. ���� r )�sorted�range�len�append� _encode_range�tuple)�list_� sorted_list�ranges� last_write�i� current_range� r ��/builddir/build/BUILDROOT/alt-python39-pip-21.3.1-2.el8.x86_64/opt/alt/python39/lib/python3.9/site-packages/pip/_vendor/idna/intranges.py�intranges_from_list s r c C s | d> |B S )N� r )�start�endr r r r ! s r c C s | d? | d@ fS )Nr l �� r )�rr r r � _decode_range% s r c C sz t | d�}t�||�}|dkrNt||d �\}}|| krF|k rNn ndS |t|�k rvt|| �\}}|| krvdS dS )z=Determine if `int_` falls into one of the ranges in `ranges`.r r TF)r �bisect� bisect_leftr r )�int_r �tuple_�pos�left�right�_r r r �intranges_contain* s r" ) �__doc__r �typingr r r r r r" r r r r �<module> s
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