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a o�h�, � @ s d Z ddlZddlZddlZddlZddlmZmZ ddl Z dZ dZ dZ dZ dZd Zd Zd Ze d e d e de dedededed iZG dd� dejj�Ze� Zej�de� dd� Zdd� Zdd� Zdd� Z d d � Z d/d d �Z d!d"� Z d#d$� Z d%d&� Z!d'd(� Z"d)d*� Z#d+d,� Z$d-d.� Z%dS )0aD This module contains factory functions that attempt to return Qt submodules from the various python Qt bindings. It also protects against double-importing Qt with different bindings, which is unstable and likely to crash This is used primarily by qt and qt_for_kernel, and shouldn't be accessed directly from the outside � N)�partial� lru_cacheZpyqt6Zpyside6Zpyqt5Zpyside2ZpyqtZpyqtv1ZpysideZ pyqtdefault�PyQt6�PySide6�PyQt5�PySide2�PySide�PyQt4c @ s* e Zd ZdZdd� Zdd� Zd dd�ZdS ) � ImportDenierzfImport Hook that will guard against bad Qt imports once IPython commits to a specific binding c C s t � | _d S �N)�set�_ImportDenier__forbidden)�self� r ��/root/rpmbuild/BUILDROOT/imh-python39-modules-3.9.7-92.el8.x86_64/opt/imh-python/lib/python3.9/site-packages/IPython/external/qt_loaders.py�__init__8 s zImportDenier.__init__c C s t j�|d � | j�|� d S r )�sys�modules�popr �add)r � module_namer r r �forbid; s zImportDenier.forbidNc C s( |rd S || j v r$td|t� f ��d S )Nzi Importing %s disabled by IPython, which has already imported an Incompatible QT Binding: %s )r � ImportError� loaded_api)r �fullname�path�targetr r r � find_spec? s ��zImportDenier.find_spec)N)�__name__� __module__� __qualname__�__doc__r r r r r r r r 3 s r c C s2 t t�� �}|�t| � |D ]}t�|� q dS )zXCommit to a particular API, and trigger ImportErrors on subsequent dangerous importsN)r � api_to_module�values�remove�IDr )�apir �modr r r � commit_apiP s r( c C st t j�d�rtS t j�d�r tS t j�d�r0tS t j�d�r@tS t j�d�r`t� dkrZtS t S nt j�d�rpt S dS ) z�Return which API is loaded, if any If this returns anything besides None, importing any other Qt binding is unsafe. Returns ------- None, 'pyside6', 'pyqt6', 'pyside2', 'pyside', 'pyqt', 'pyqt5', 'pyqtv1' z PyQt6.QtCorezPySide6.QtCorez PyQt5.QtCorezPySide2.QtCorez PyQt4.QtCore� z PySide.QtCoreN) r r �get� QT_API_PYQT6�QT_API_PYSIDE6� QT_API_PYQT5�QT_API_PYSIDE2� qtapi_version� QT_API_PYQT� QT_API_PYQTv1� QT_API_PYSIDEr r r r r Z s r c C s� t | }ddlm} g d�}| ttttfv r6|�d� |D ]>}z|d||f �}W n tyh Y dS 0 |du r: dS q:| t kr�ddl }|j dkS d S ) a5 Safely check for PyQt4/5, PySide or PySide2, without importing submodules Parameters ---------- api : str [ 'pyqtv1' | 'pyqt' | 'pyqt5' | 'pyside' | 'pyside2' | 'pyqtdefault'] Which module to check for Returns ------- True if the relevant module appears to be importable r )r )�QtCore�QtGui�QtSvg� QtWidgetsz%s.%sFN)� r � T) r" �importlib.utilr r- r. r+ r, �appendr r2 r �__version_info__)r& r r �requiredZsubmod�specr r r r � has_bindingw s r> c C sn z ddl } W n: tyF zddlm } W n ty@ Y Y dS 0 Y n0 z | �d�W S tyh Y dS 0 dS )z�Return which QString API has been set, if any Returns ------- The QString API version (1 or 2), or None if not set r N��sip�QString)r@ r r �getapi� ValueErrorr? r r r r/ � s r/ c C s6 t | �s dS t� }| tkr&|tdfv S || dfv S dS )z?Safely query whether an API is importable, without importing itFN)r> r �QT_API_PYQT_DEFAULTr+ )r& �currentr r r � can_import� s rF r) c C s� ddl }| dur(|�d| � |�d| � ddlm}m}m} |jdk rTtd|j ��|j |_ |j |_ |� d�} | dkrztnt}||||fS ) z� Import PyQt4 Parameters ---------- version : 1, 2, or None Which QString/QVariant API to use. Set to None to use the system default ImportErrors raised within this function are non-recoverable r NrA ZQVariant�r4 r3 r5 i z'IPython requires PyQt4 >= 4.7, found %sr7 )r@ Zsetapir r4 r3 r5 Z PYQT_VERSIONr ZPYQT_VERSION_STR� pyqtSignal�Signal�pyqtSlot�SlotrB r1 r0 )�versionr@ r4 r3 r5 r& r r r � import_pyqt4� s � rM c C s^ ddl m} m}m}m} | j| _| j| _t � d�}|j � |j � |j � |j � t }| |||fS )zX Import PyQt5 ImportErrors raised within this function are non-recoverable r �r3 r5 r6 r4 � QtGuiCompat)r r3 r5 r6 r4 rH rI rJ rK �types� ModuleType�__dict__�updater- �r3 r5 r6 r4 rO r& r r r � import_pyqt5� s rU c C s^ ddl m} m}m}m} | j| _| j| _t � d�}|j � |j � |j � |j � t }| |||fS )zX Import PyQt6 ImportErrors raised within this function are non-recoverable r rN rO )r r3 r5 r6 r4 rH rI rJ rK rP rQ rR rS r+ rT r r r � import_pyqt6� s rV c C s ddl m} m}m} || |tfS )zY Import PySide ImportErrors raised within this function are non-recoverable r rG )r r4 r3 r5 r2 rG r r r � import_pyside s rW c C s\ ddl m} m}m}m}m} t�d�}|j� | j� |j� |j� |j� |j� |||t fS )zZ Import PySide2 ImportErrors raised within this function are non-recoverable r �r4 r3 r5 r6 �QtPrintSupportrO ) r r4 r3 r5 r6 rY rP rQ rR rS r. �r4 r3 r5 r6 rY rO r r r �import_pyside2 s r[ c C s\ ddl m} m}m}m}m} t�d�}|j� | j� |j� |j� |j� |j� |||t fS )zZ Import PySide6 ImportErrors raised within this function are non-recoverable r rX rO ) r r4 r3 r5 r6 rY rP rQ rR rS r, rZ r r r �import_pyside6+ s r\ c C s� t ttttttttt t t t t t dd�tti}| D ]Z}||vr`td|d�dd� |�� D ��f ��t|�sjq0|| � }|d }t|� | S dtjv r�tjd= td t� tt�tt �tt�tt�| f ��d S ) a� Attempt to import Qt, given a preference list of permissible bindings It is safe to call this function multiple times. Parameters ---------- api_options : List of strings The order of APIs to try. Valid items are 'pyside', 'pyside2', 'pyqt', 'pyqt5', 'pyqtv1' and 'pyqtdefault' Returns ------- A tuple of QtCore, QtGui, QtSvg, QT_API The first three are the Qt modules. The last is the string indicating which module was loaded. Raises ------ ImportError, if it isn't possible to import any requested bindings (either because they aren't installed, or because an incompatible library has already been installed) r7 )rL z'Invalid Qt API %r, valid values are: %sz, c S s g | ] }d | �qS )z%rr )�.0�kr r r � <listcomp>i � zload_qt.<locals>.<listcomp>����QT_APIaQ Could not load requested Qt binding. Please ensure that PyQt4 >= 4.7, PyQt5, PyQt6, PySide >= 1.0.3, PySide2, or PySide6 is available, and only one is imported per session. Currently-imported Qt library: %r PyQt5 available (requires QtCore, QtGui, QtSvg, QtWidgets): %s PyQt6 available (requires QtCore, QtGui, QtSvg, QtWidgets): %s PySide2 installed: %s PySide6 installed: %s Tried to load: %r N)r+ rV r, r\ r- rU r. r[ r2 rW r0 rM r1 r rD � RuntimeError�join�keysrF r( �os�environr r r> )Z api_options�loadersr& �resultr r r �load_qt< sF ��� ���rj c s t d�� �fdd��}|S )z@Construct an enum helper to account for PyQt5 <-> PyQt6 changes.Nc s, t �� tkr| n | �d�d �tj�j �S )N�.r )�operator� attrgetterr+ � rpartitionr r � __package__)�name�rb r3 r r �_enum� s � �zenum_factory.<locals>._enum)r )rb r3 rr r rq r � enum_factory� s rs )r) )&r! � importlib.abc� importlibr rf rP � functoolsr r rl r+ r, r- r. r0 r1 r2 rD r" �abc�MetaPathFinderr r% � meta_path�insertr( r r> r/ rF rM rU rV rW r[ r\ rj rs r r r r �<module> sN � ( $ T
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