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tracemalloc.cpython-37.pyc
B Z�c�H�u� @ s d dl mZmZ d dlmZ d dlZd dlZd dlZd dl Z d dl T d dl m Z m Z dd� Z G dd � d �ZG d d � d �Zd d � ZeG dd� d��ZeG dd� de��Zdd� ZG dd� d�ZG dd� de�Zdd� ZG dd� d�ZG d d � d e�ZG d d � d e�ZG d d!� d!�Zd"d#� ZdS )$� )�Sequence�Iterable)�total_orderingN)�*)�_get_object_traceback� _get_tracesc C sz xtdD ]l}t | �dk r:|dkr:|r.d| |f S d| |f S t | �dk sN|dkrj|r^d| |f S d | |f S | d } qW d S ) N)�BZKiBZMiBZGiB�TiB�d r z%+.1f %sz%.1f %si ( r z%+.0f %sz%.0f %si )�abs)�sizeZsignZunit� r �0/opt/alt/python37/lib64/python3.7/tracemalloc.py� _format_size s r c @ sD e Zd ZdZdZdd� Zdd� Zdd� Zd d � Zd d � Z d d� Z dS )� StatisticzS Statistic difference on memory allocations between two Snapshot instance. )� tracebackr �countc C s || _ || _|| _d S )N)r r r )�selfr r r r r r �__init__% s zStatistic.__init__c C s t | j| j| jf�S )N)�hashr r r )r r r r �__hash__* s zStatistic.__hash__c C s$ | j |j ko"| j|jko"| j|jkS )N)r r r )r �otherr r r �__eq__- s zStatistic.__eq__c C sB d| j t| jd�| jf }| jr>| j| j }|dt|d� 7 }|S )Nz%s: size=%s, count=%iFz , average=%s)r r r r )r �text�averager r r �__str__2 s zStatistic.__str__c C s d| j | j| jf S )Nz)<Statistic traceback=%r size=%i count=%i>)r r r )r r r r �__repr__< s zStatistic.__repr__c C s | j | j| jfS )N)r r r )r r r r � _sort_key@ s zStatistic._sort_keyN) �__name__� __module__� __qualname__�__doc__� __slots__r r r r r r r r r r r s r c @ sD e Zd ZdZdZdd� Zdd� Zdd� Zd d � Zd d � Z d d� Z dS )� StatisticDiffzd Statistic difference on memory allocations between an old and a new Snapshot instance. )r r � size_diffr � count_diffc C s" || _ || _|| _|| _|| _d S )N)r r r$ r r% )r r r r$ r r% r r r r K s zStatisticDiff.__init__c C s t | j| j| j| j| jf�S )N)r r r r$ r r% )r r r r r R s zStatisticDiff.__hash__c C s< | j |j ko:| j|jko:| j|jko:| j|jko:| j|jkS )N)r r r$ r r% )r r r r r r V s zStatisticDiff.__eq__c C sP d| j t| jd�t| jd�| j| jf }| jrL| j| j }|dt|d� 7 }|S )Nz %s: size=%s (%s), count=%i (%+i)FTz , average=%s)r r r r$ r r% )r r r r r r r ] s zStatisticDiff.__str__c C s d| j | j| j| j| jf S )Nz9<StatisticDiff traceback=%r size=%i (%+i) count=%i (%+i)>)r r r$ r r% )r r r r r i s zStatisticDiff.__repr__c C s t | j�| jt | j�| j| jfS )N)r r$ r r% r r )r r r r r n s zStatisticDiff._sort_keyN) r r r r! r" r r r r r r r r r r r# D s r# c C s� g }xp|� � D ]d\}}| �|d �}|d k rPt||j|j|j |j|j|j �}nt||j|j|j|j�}|�|� qW x6| � � D ]*\}}t|d|j d|j �}|�|� q�W |S )Nr )�items�popr# r r �append)� old_group� new_group� statisticsr �statZpreviousr r r �_compare_grouped_statst s r- c @ s\ e Zd ZdZdZdd� Zedd� �Zedd� �Zd d � Z d d � Z d d� Z dd� Z dd� Z dS )�Framez Frame of a traceback. )�_framec C s || _ d S )N)r/ )r �framer r r r � s zFrame.__init__c C s | j d S )Nr )r/ )r r r r �filename� s zFrame.filenamec C s | j d S )N� )r/ )r r r r �lineno� s z Frame.linenoc C s | j |j kS )N)r/ )r r r r r r � s z Frame.__eq__c C s | j |j k S )N)r/ )r r r r r �__lt__� s z Frame.__lt__c C s t | j�S )N)r r/ )r r r r r � s zFrame.__hash__c C s d| j | jf S )Nz%s:%s)r1 r3 )r r r r r � s z Frame.__str__c C s d| j | jf S )Nz <Frame filename=%r lineno=%r>)r1 r3 )r r r r r � s zFrame.__repr__N)r r r r! r" r �propertyr1 r3 r r4 r r r r r r r r. � s r. c @ sf e Zd ZdZdZdd� Zdd� Zdd� Zd d � Zd d � Z d d� Z dd� Z dd� Z dd� Z ddd�ZdS )� Tracebackz` Sequence of Frame instances sorted from the oldest frame to the most recent frame. )�_framesc C s t �| � tt|��| _d S )N)r r �tuple�reversedr7 )r �framesr r r r � s zTraceback.__init__c C s t | j�S )N)�lenr7 )r r r r �__len__� s zTraceback.__len__c C s4 t |t�r"tdd� | j| D ��S t| j| �S d S )Nc s s | ]}t |�V qd S )N)r. )�.0�tracer r r � <genexpr>� s z(Traceback.__getitem__.<locals>.<genexpr>)� isinstance�slicer8 r7 r. )r �indexr r r � __getitem__� s zTraceback.__getitem__c C s |j | jkS )N)r/ r7 )r r0 r r r � __contains__� s zTraceback.__contains__c C s t | j�S )N)r r7 )r r r r r � s zTraceback.__hash__c C s | j |j kS )N)r7 )r r r r r r � s zTraceback.__eq__c C s | j |j k S )N)r7 )r r r r r r4 � s zTraceback.__lt__c C s t | d �S )Nr )�str)r r r r r � s zTraceback.__str__c C s dt | �f S )Nz<Traceback %r>)r8 )r r r r r � s zTraceback.__repr__NFc C s� g }|d k r2|dkr$| | d � }q6| d |� }n| }|rBt |�}xH|D ]@}|�d|j|jf � t�|j|j��� }|rH|�d| � qHW |S )Nr z File "%s", line %sz %s)r9 r( r1 r3 � linecache�getline�strip)r �limitZmost_recent_first�linesZ frame_slicer0 �liner r r �format� s zTraceback.format)NF)r r r r! r" r r< rC rD r r r4 r r rL r r r r r6 � s r6 c C s t | �}|dk rt|�S dS dS )z� Get the traceback where the Python object *obj* was allocated. Return a Traceback instance. Return None if the tracemalloc module is not tracing memory allocations or did not trace the allocation of the object. N)r r6 )�objr: r r r �get_object_traceback� s rN c @ s` e Zd ZdZdZdd� Zedd� �Zedd� �Zed d � �Z d d � Z d d� Z dd� Z dd� Z dS )�Tracez" Trace of a memory block. )�_tracec C s || _ d S )N)rP )r r> r r r r s zTrace.__init__c C s | j d S )Nr )rP )r r r r �domain s z Trace.domainc C s | j d S )Nr2 )rP )r r r r r s z Trace.sizec C s t | jd �S )N� )r6 rP )r r r r r s zTrace.tracebackc C s | j |j kS )N)rP )r r r r r r s z Trace.__eq__c C s t | j�S )N)r rP )r r r r r s zTrace.__hash__c C s d| j t| jd�f S )Nz%s: %sF)r r r )r r r r r s z Trace.__str__c C s d| j t| jd�| jf S )Nz'<Trace domain=%s size=%s, traceback=%r>F)rQ r r r )r r r r r s zTrace.__repr__N)r r r r! r" r r5 rQ r r r r r r r r r r rO � s rO c @ s< e Zd Zdd� Zdd� Zdd� Zdd� Zd d � Zd d � Zd S )�_Tracesc C s t �| � || _d S )N)r r �_traces)r �tracesr r r r s z_Traces.__init__c C s t | j�S )N)r; rT )r r r r r< % s z_Traces.__len__c C s4 t |t�r"tdd� | j| D ��S t| j| �S d S )Nc s s | ]}t |�V qd S )N)rO )r= r> r r r r? * s z&_Traces.__getitem__.<locals>.<genexpr>)r@ rA r8 rT rO )r rB r r r rC ( s z_Traces.__getitem__c C s |j | jkS )N)rP rT )r r> r r r rD . s z_Traces.__contains__c C s | j |j kS )N)rT )r r r r r r 1 s z_Traces.__eq__c C s dt | � S )Nz<Traces len=%s>)r; )r r r r r 4 s z_Traces.__repr__N) r r r r r< rC rD r r r r r r rS s rS c C s& t j�| �} | �d�r"| d d� } | S )Nz.pyc���)�os�path�normcase�endswith)r1 r r r �_normalize_filename8 s r[ c @ s e Zd Zdd� Zdd� ZdS )� BaseFilterc C s || _ d S )N)� inclusive)r r] r r r r @ s zBaseFilter.__init__c C s t �d S )N)�NotImplementedError)r r> r r r �_matchC s zBaseFilter._matchN)r r r r r_ r r r r r\ ? s r\ c sJ e Zd Zd� fdd� Zedd� �Zdd� Zd d � Zd d � Zd d� Z � Z S )�FilterNFc s2 t � �|� || _t|�| _|| _|| _|| _d S )N)�superr r] r[ �_filename_patternr3 � all_framesrQ )r r] �filename_patternr3 rc rQ )� __class__r r r H s zFilter.__init__c C s | j S )N)rb )r r r r rd Q s zFilter.filename_patternc C s6 t |�}t�|| j�sdS | jd kr(dS || jkS d S )NFT)r[ �fnmatchrb r3 )r r1 r3 r r r �_match_frame_implU s zFilter._match_frame_implc C s | � ||�| j A S )N)rg r] )r r1 r3 r r r � _match_frame^ s zFilter._match_framec sH � j r,t� fdd�|D ��r"� jS � j S n|d \}}� �||�S d S )Nc 3 s | ]\}}� � ||�V qd S )N)rg )r= r1 r3 )r r r r? c s z*Filter._match_traceback.<locals>.<genexpr>r )rc �anyr] rh )r r r1 r3 r )r r �_match_tracebacka s zFilter._match_tracebackc C sD |\}}}| � |�}| jd k r@| jr2|o0|| jkS |p>|| jkS |S )N)rj rQ r] )r r> rQ r r Zresr r r r_ l s z Filter._match)NFN) r r r r r5 rd rg rh rj r_ � __classcell__r r )re r r` G s r` c s0 e Zd Z� fdd�Zedd� �Zdd� Z� ZS )� DomainFilterc s t � �|� || _d S )N)ra r �_domain)r r] rQ )re r r r x s zDomainFilter.__init__c C s | j S )N)rm )r r r r rQ | s zDomainFilter.domainc C s |\}}}|| j k| j A S )N)rQ r] )r r> rQ r r r r r r_ � s zDomainFilter._match)r r r r r5 rQ r_ rk r r )re r rl w s rl c @ sX e Zd ZdZdd� Zdd� Zedd� �Zdd � Zd d � Z d d � Z ddd�Z ddd�Z dS )�SnapshotzB Snapshot of traces of memory blocks allocated by Python. c C s t |�| _|| _d S )N)rS rU �traceback_limit)r rU ro r r r r � s zSnapshot.__init__c C s* t |d��}t�| |tj� W dQ R X dS )z1 Write the snapshot into a file. �wbN)�open�pickle�dumpZHIGHEST_PROTOCOL)r r1 �fpr r r rs � s z Snapshot.dumpc C s t | d�� }t�|�S Q R X dS )z. Load a snapshot from a file. �rbN)rq rr �load)r1 rt r r r rv � s z Snapshot.loadc s@ |r t � fdd�|D ��s dS |r<t � fdd�|D ��r<dS dS )Nc 3 s | ]}|� � �V qd S )N)r_ )r= � trace_filter)r> r r r? � s z)Snapshot._filter_trace.<locals>.<genexpr>Fc 3 s | ]}|� � � V qd S )N)r_ )r= rw )r> r r r? � s T)ri )r �include_filters�exclude_filtersr> r )r> r � _filter_trace� s zSnapshot._filter_tracec s� t |t�s tdt|�j ��|rng �g � x(|D ] }|jrD��|� q.� �|� q.W � ��fdd��jjD �}n �jj� � }t |�j �S )z� Create a new Snapshot instance with a filtered traces sequence, filters is a list of Filter or DomainFilter instances. If filters is an empty list, return a new Snapshot instance with a copy of the traces. z)filters must be a list of filters, not %sc s g | ]}�� �� |�r|�qS r )rz )r= r> )ry rx r r r � <listcomp>� s z*Snapshot.filter_traces.<locals>.<listcomp>) r@ r � TypeError�typer r] r( rU rT �copyrn ro )r �filtersrw Z new_tracesr )ry rx r r � filter_traces� s zSnapshot.filter_tracesc C s� |dkrt d|f ��|r.|dkr.t d| ��i }i }|�sx�| jjD ]�}|\}}}y || } W nZ tk r� |dkr~|} n(|dkr�|d d� } n|d d dff} t| �} | ||< Y nX y(|| } | j|7 _| jd7 _W qF tk �r t| |d�|| < Y qFX qFW n�x�| jjD ]�}|\}}}x�|D ]�} y || } W nF tk �r� |dk�rd| f} n| d dff} t| �} | || < Y nX y(|| } | j|7 _| jd7 _W n& tk �r� t| |d�|| < Y nX �q0W �q W |S ) N)r r1 r3 zunknown key_type: %r)r3 r1 z/cumulative mode cannot by used with key type %rr r3 r2 r )� ValueErrorrU rT �KeyErrorr6 r r r ) r �key_type� cumulativeZstatsZ tracebacksr> rQ r Ztrace_tracebackr r: r, r0 r r r � _group_by� sX "zSnapshot._group_byFc C s, | � ||�}t|�� �}|jdtjd� |S )zd Group statistics by key_type. Return a sorted list of Statistic instances. T)�reverse�key)r� �list�values�sortr r )r r� r� Zgroupedr+ r r r r+ � s zSnapshot.statisticsc C s6 | � ||�}|� ||�}t||�}|jdtjd� |S )z� Compute the differences with an old snapshot old_snapshot. Get statistics as a sorted list of StatisticDiff instances, grouped by group_by. T)r� r� )r� r- r� r# r )r Z old_snapshotr� r� r* r) r+ r r r � compare_to s zSnapshot.compare_toN)F)F) r r r r! r rs � staticmethodrv rz r� r� r+ r� r r r r rn � s 3 rn c C s$ t � std��t� } t� }t| |�S )zI Take a snapshot of traces of memory blocks allocated by Python. zLthe tracemalloc module must be tracing memory allocations to take a snapshot)� is_tracing� RuntimeErrorr Zget_traceback_limitrn )rU ro r r r � take_snapshot s r� ) Zcollections.abcr r � functoolsr rf rF Zos.pathrW rr Z _tracemallocr r r r r# r- r. r6 rN rO rS r[ r\ r` rl rn r� r r r r �<module> s0 &0# ?%0
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