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tracemalloc.cpython-39.pyc
a �DOgF � @ 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 )$� )�Sequence�Iterable)�total_orderingN)�*)�_get_object_traceback� _get_tracesc C s� dD ]|}t | �dk r@|dkr@|r0d| |f S d| |f S t | �dk sT|dkrx|rhd| |f S d | |f S | d } qd S ) N)�BZKiBZMiBZGiB�TiB�d r z%+.1f %sz%.1f %si ( r z%+.0f %sz%.0f %si )�abs)�size�signZunit� r �#/usr/lib64/python3.9/tracemalloc.py� _format_size s r c @ sD e Zd ZdZdZdd� Zdd� Zdd� Zd d � Zd d � Z d d� Z dS )� StatisticzS Statistic difference on memory allocations between two Snapshot instance. �� tracebackr �countc C s || _ || _|| _d S �Nr )�selfr r r r r r �__init__% s zStatistic.__init__c C s t | j| j| jf�S r )�hashr r r �r r r r �__hash__* s zStatistic.__hash__c C s2 t |t�stS | j|jko0| j|jko0| j|jkS r )� isinstancer �NotImplementedr r r �r �otherr r r �__eq__- s � �zStatistic.__eq__c C sB d| j t| jd�| jf }| jr>| j| j }|dt|d� 7 }|S )Nz%s: size=%s, count=%iF� , average=%s)r r r r �r �textZaverager r r �__str__4 s �� zStatistic.__str__c C s d| j | j| jf S )Nz)<Statistic traceback=%r size=%i count=%i>r r r r r �__repr__> s �zStatistic.__repr__c C s | j | j| jfS r )r r r r r r r � _sort_keyB s zStatistic._sort_keyN� �__name__� __module__� __qualname__�__doc__� __slots__r r r r# r$ 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 r r- )r r r r. r r/ r r r r M s zStatisticDiff.__init__c C s t | j| j| j| j| jf�S r )r r r r. r r/ r r r r r T s �zStatisticDiff.__hash__c C sJ t |t�stS | j|jkoH| j|jkoH| j|jkoH| j|jkoH| j|jkS r )r r, r r r r. r r/ r r r r r X 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)FTr )r r r r. r r/ r! r r r r# a 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$ m s ��zStatisticDiff.__repr__c C s t | j�| jt | j�| j| jfS r )r r. r r/ r r r r r r r% r s �zStatisticDiff._sort_keyNr& r r r r r, F s r, c C s� g }|� � D ]d\}}| �|d �}|d urNt||j|j|j |j|j|j �}nt||j|j|j|j�}|�|� q | � � D ]*\}}t|d|j d|j �}|�|� qz|S �Nr )�items�popr, r r �append)� old_group� new_group� statisticsr �statZpreviousr r r �_compare_grouped_statsx s" �� r8 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 r r: �r �framer r r r � s zFrame.__init__c C s | j d S r0 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 t |t�stS | j|jkS r �r r9 r r; r r r r r � s z Frame.__eq__c C s t |t�stS | j|jk S r rB r r r r �__lt__� s z Frame.__lt__c C s t | j�S r )r r; r r r r r � s zFrame.__hash__c C s d| j | jf S )Nz%s:%s�r> rA r r r r r# � s z Frame.__str__c C s d| j | jf S )Nz <Frame filename=%r lineno=%r>rD r r r r r$ � s zFrame.__repr__N)r' r( r) r* r+ r �propertyr> rA r rC r r# r$ r r r r r9 � s r9 c @ st e Zd ZdZdZddd�Zedd� �Zdd � Zd d � Z d d � Z dd� Z dd� Z dd� Z dd� Zdd� Zd dd�ZdS ) � Tracebackz` Sequence of Frame instances sorted from the oldest frame to the most recent frame. )�_frames� _total_nframeNc C s" t �| � tt|��| _|| _d S r )r r �tuple�reversedrG rH )r �frames� total_nframer r r r � s zTraceback.__init__c C s | j S r )rH r r r r rL � s zTraceback.total_nframec C s t | j�S r )�lenrG 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 r )r9 ��.0�tracer r r � <genexpr>� � z(Traceback.__getitem__.<locals>.<genexpr>)r �slicerI rG r9 �r �indexr r r � __getitem__� s zTraceback.__getitem__c C s |j | jv S r )r; rG r< r r r � __contains__� s zTraceback.__contains__c C s t | j�S r )r rG r r r r r � s zTraceback.__hash__c C s t |t�stS | j|jkS r �r rF r rG r r r r r � s zTraceback.__eq__c C s t |t�stS | j|jk S r rY r r r r rC � s zTraceback.__lt__c C s t | d �S r0 )�strr r r r r# � s zTraceback.__str__c C s8 dt | �� �}| jd u r"|d7 }n|d| j� d�7 }|S )Nz <Traceback �>z total_nframe=)rI rH rL )r �sr r r r$ � s zTraceback.__repr__Fc C s� g }|d ur2|dkr$| | d � }q6| d |� }n| }|rBt |�}|D ]@}|�d|j|jf � t�|j|j��� }|rF|�d| � qF|S )Nr z File "%s", line %sz %s)rJ r3 r> rA � linecache�getline�strip)r �limitZmost_recent_first�linesZ frame_slicer= �liner r r �format� s �zTraceback.format)N)NF)r' r( r) r* r+ r rE rL rN rW rX r r rC r# r$ rc r r r r rF � s rF c C s t | �}|durt|�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 rF )�objrK r r r �get_object_traceback s re 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 r rg �r rQ r r r r s zTrace.__init__c C s | j d S r0 rg r r r r �domain s z Trace.domainc C s | j d S r? rg r r r r r s z Trace.sizec C s t | jdd � � S )N� )rF rh r r r r r # s zTrace.tracebackc C s t |t�stS | j|jkS r )r rf r rh r r r r r ' s z Trace.__eq__c C s t | j�S r )r rh 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)rj r r r r r r r r$ 2 s �zTrace.__repr__N)r' r( r) r* r+ r rE rj r r r r r# r$ r r r r rf s rf c @ s< e Zd Zdd� Zdd� Zdd� Zdd� Zd d � Zd d � Zd S )�_Tracesc C s t �| � || _d S r )r r �_traces)r �tracesr r r r 8 s z_Traces.__init__c C s t | j�S r )rM rm r r r r rN = 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 r )rf rO r r r rR B rS z&_Traces.__getitem__.<locals>.<genexpr>)r rT rI rm rf rU r r r rW @ s z_Traces.__getitem__c C s |j | jv S r )rh rm ri r r r rX F s z_Traces.__contains__c C s t |t�stS | j|jkS r )r rl r rm r r r r r I s z_Traces.__eq__c C s dt | � S )Nz<Traces len=%s>)rM r r r r r$ N s z_Traces.__repr__N) r' r( r) r rN rW rX r r$ r r r r rl 7 s rl c C s& t j�| �} | �d�r"| d d� } | S )Nz.pyc���)�os�path�normcase�endswith)r> r r r �_normalize_filenameR s rt c @ s e Zd Zdd� Zdd� ZdS )� BaseFilterc C s || _ d S r )� inclusive)r rv r r r r Z s zBaseFilter.__init__c C s t �d S r )�NotImplementedErrorri r r r �_match] s zBaseFilter._matchN)r' r( r) r rx r r r r ru Y s ru c sJ e Zd Zd� fdd� Zedd� �Zdd� Zd d � Zd d � Zd d� Z � Z S )�FilterNFc s2 t � �|� || _t|�| _|| _|| _|| _d S r )�superr rv rt �_filename_patternrA � all_framesrj )r rv �filename_patternrA r| rj �� __class__r r r b s zFilter.__init__c C s | j S r )r{ r r r r r} k s zFilter.filename_patternc C s6 t |�}t�|| j�sdS | jd u r(dS || jkS d S )NFT)rt �fnmatchr{ rA �r r> rA r r r �_match_frame_implo s zFilter._match_frame_implc C s | � ||�| j A S r )r� rv r� r r r � _match_framex 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 r )r� )rP r> rA r r r rR } s �z*Filter._match_traceback.<locals>.<genexpr>r )r| �anyrv r� )r r r> rA r r r �_match_traceback{ s � zFilter._match_tracebackc C sF |\}}}}| � |�}| jd urB| jr4|o2|| jkS |p@|| jkS |S r )r� rj rv )r rQ rj r r rL �resr r r rx � s z Filter._match)NFN) r' r( r) r rE r} r� r� r� rx � __classcell__r r r~ r ry a s � ry c s0 e Zd Z� fdd�Zedd� �Zdd� Z� ZS )� DomainFilterc s t � �|� || _d S r )rz r �_domain)r rv rj r~ r r r � s zDomainFilter.__init__c C s | j S r )r� r r r r rj � s zDomainFilter.domainc C s |\}}}}|| j k| j A S r )rj rv )r rQ rj r r rL r r r rx � s zDomainFilter._match)r' r( r) r rE rj rx r� r r r~ r r� � s r� 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 r )rl rn �traceback_limit)r rn r� r r r r � s zSnapshot.__init__c C s> t |d�� }t�| |tj� W d � n1 s00 Y dS )z1 Write the snapshot into a file. �wbN)�open�pickle�dump�HIGHEST_PROTOCOL)r r> �fpr r r r� � s z Snapshot.dumpc C s8 t | d��}t�|�W d � S 1 s*0 Y dS )z. Load a snapshot from a file. �rbN)r� r� �load)r> r� r r r r� � s z Snapshot.loadc s@ |r t � fdd�|D ��s dS |r<t � fdd�|D ��r<dS dS )Nc 3 s | ]}|� � �V qd S r �rx �rP � trace_filter�rQ r r rR � s �z)Snapshot._filter_trace.<locals>.<genexpr>Fc 3 s | ]}|� � � V qd S r r� r� r� r r rR � s �T)r� )r �include_filters�exclude_filtersrQ r r� r � _filter_trace� s � �zSnapshot._filter_tracec s� t |t�s tdt|�j ��|rjg �g � |D ] }|jrB��|� q,� �|� q,� ��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 )r� rO �r� r� r r r � <listcomp>� s ��z*Snapshot.filter_traces.<locals>.<listcomp>) r r � TypeError�typer' rv r3 rn rm �copyr� r� )r �filtersr� Z new_tracesr r� r � filter_traces� s � zSnapshot.filter_tracesc C s� |dvrt d|f ��|r.|dvr.t d| ��i }i }|�s | jjD ]�}|\}}}} z || } W nX ty� |dkr||} n(|dkr�|d d� } n|d d dff} t| �} | ||< Y n0 z(|| } | j|7 _| jd7 _W qD t�y t| |d�|| < Y qD0 qDn�| jjD ]�}|\}}}} |D ]�} z || } W nD t�y| |dk�rZ| f} n| d dff} t| �} | || < Y n0 z(|| } | j|7 _| jd7 _W n$ t�y� t| |d�|| < Y n0 �q(�q|S ) N)r r> rA zunknown key_type: %r)rA r> z/cumulative mode cannot by used with key type %rr rA r@ r )� ValueErrorrn rm �KeyErrorrF r r r )r �key_type� cumulativeZstatsZ tracebacksrQ rj r Ztrace_tracebackrL r rK r7 r= r r r � _group_by� sZ � 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� Zgroupedr6 r r r r6 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. Tr� )r� r8 r� r, r% )r Z old_snapshotr� r� r5 r4 r6 r r r � compare_to s zSnapshot.compare_toN)F)F) r' r( r) r* r r� � staticmethodr� r� r� r� r6 r� r r r r r� � s 3 r� 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_limitr� )rn r� r r r � take_snapshot' s r� ) �collections.abcr r � functoolsr r� r] Zos.pathrp r� Z _tracemallocr r r r r, r8 r9 rF re rf rl rt ru ry r� r� r� r r r r �<module> s2 (2&M'0
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