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�*r r r� )r^ �find_all_submodulesrr �hasattrr< r� r )rB rx rt � recursive�sub�all�subnameZsubmodr r r rr s z ModuleFinder.ensure_fromlistc C s� |j s d S i }g }|tjjd d � 7 }|tjjd d � 7 }|tjjd d � 7 }|j D ]�}zt�|�}W n& tk r� | � dd|� Y qTY nX |D ]R}d }|D ]0}t |�} || d � |kr�|d | � } q�q�|r�|dkr�|||< q�qT|� � S )Nr zcan't list directoryrC ) r> r r �EXTENSION_SUFFIXES�SOURCE_SUFFIXES�BYTECODE_SUFFIXESr) �listdir�OSErrorr^ r� �keys) rB rx rK �suffixesrk �namesr �modZsuff�nr r r r� s. z ModuleFinder.find_all_submodulesc C s | � dd|||� z| j| }W n tk r4 Y nX | �dd|� |S || jkrb| �dd� d S |r�|jd kr�| �dd� d S z | �||o�|j|�\}}}W n$ tk r� | �ddd � Y d S X z| � ||||�}W 5 |r�|�� X |r�t |||� | �dd|� |S )Nr r� zimport_module ->zimport_module -> None) rb rK �KeyErrorrc rL r> � find_moduler �closerf �setattr)rB Zpartname�fqnameru rx rh rg ri r r r r� . s: � zModuleFinder.import_modulec C s( |\}}}| � dd||od|� |tkrF| �||�}| �dd|� |S |tkr`t|�� |d�} n||tkr�z |�� } tj � | |i � W n: t k r� } z | �ddt | � |� � W 5 d } ~ X Y nX t �t| �dd � �} nd } | �|�}||_| �r| j�r| �| �} | |_| �| |� | �dd|� |S )Nr rf rh zload_module ->�execzraise ImportError: � )rb r+ � load_packagerc r. �compile�readr2 r �_bootstrap_external� _classify_pycr rZ �marshal�loads� memoryview� add_moduler= rP �replace_paths_in_coder? � scan_code) rB r� rh rg � file_infor9 �mode�typerx �co�data�excr r r rf N s4 zModuleFinder.load_modulec C s< || j kri | j |< |r*d| j | |j< nd| j | d< d S )Nr �-)rL r< )rB r rs r r r �_add_badmodulek s zModuleFinder._add_badmodulec C sB || j kr| �||� d S z| j|||d� W n~ tk rn } z"| �ddt|�� | �||� W 5 d }~X Y n� tk r� } z"| �ddt|�� | �||� W 5 d }~X Y n�X |�r>|D ]�}|d | }|| j kr�| �||� q�z| j|||g|d� W q� tk �r: } z"| �ddt|�� | �||� W 5 d }~X Y q�X q�d S )Nrn r z ImportError:z SyntaxError:rz )rL r� rm r r^ rZ � SyntaxError)rB r rs rt rY r^ r� �fullnamer r r �_safe_import_hooks s, z ModuleFinder._safe_import_hookc c s� |j }|j}|j}dd� t�|�D �}t|�D ]�\}\}}|tkrTd|| ffV q.|tkr.|dkr.||d d ||d d kr�tkr.n q.|||d d } |||d d } | dkr�d| || ffV q.d| | || ffV q.q.d S ) Nc S s" g | ]\}}}|t kr||f�qS r )� EXTENDED_ARG)�.0�_�opr] r r r � <listcomp>� s �z-ModuleFinder.scan_opcodes.<locals>.<listcomp>�storer r r �absolute_import�relative_import) �co_code�co_names� co_consts�disZ_unpack_opargs� enumerate� STORE_OPSr r ) rB r� �coder� �constsZopargsr\ r� ZopargrY rt r r r � scan_opcodes� s( �� zModuleFinder.scan_opcodesc C s� |j }| j}||�D �]F\}}|dkr8|\}d|j|< q|dk�r|\}}d} |d k rpd|krbd} dd� |D �}| j|||dd� | �r\d } |jr�| j�|jd | �} | d kr�| j�|�} | d k r�|j�| j� |j �| j � | j d kr�d|j |< n d|j |< q|d k�rT|\} }}|�r0| j|||| d� n"| j || d�} | j| jd |dd� qt |��q|j D ]"} t| t|���rd| �| |� �qdd S ) Nr� r r� r r� c S s g | ]}|d kr|�qS )r� r )r� �fr r r r� � s z*ModuleFinder.scan_code.<locals>.<listcomp>rn rz r� )r� r� r@ r� r> rK �getr< �updaterA r? ro � RuntimeErrorr� r, r� r� )rB r� rx r� �scannerZwhatr[ r rt Z have_starZmmrY ru �cr r r r� � sH zModuleFinder.scan_codec C s� | � dd||� t�|�}|r"|}| �|�}||_|g|_|jt�|g � |_| �d|j�\}}}z&| � ||||� | � dd|� |W �S |r�|�� X d S )Nr r� rC zload_package ->) rb r r� r� r= r> r r� r� rf rc )rB r� rg r rx rh Zbufri r r r r� � s zModuleFinder.load_packagec C s* || j kr| j | S t|� | j |< }|S r )rK r; )rB r� rx r r r r� � s zModuleFinder.add_modulec C sn |d k r|j d | }n|}|| jkr<| �dd|� t|��|d krd|tjkr^d d ddtffS | j}t||�S )Nrz r zfind_module -> Excludedr ) r< rO rc r rJ �builtin_module_namesr$ r r: )rB r r ru r� r r r r� � s zModuleFinder.find_modulec C s t � t dd � t dd � t| j�� �}|D ]B}| j| }|jrRt ddd� n t ddd� t d| |jpnd � q0| �� \}}|r�t � t d � |D ]*}t| j| �� �}t d |d d �|�� q�|�rt � t ddd� t d� |D ]*}t| j| �� �}t d |d d �|�� q�dS )z�Print a report to stdout, listing the found modules with their paths, as well as modules that are missing, or seem to be missing. z %-25s %s)�NameZFile)�----r� �PrS rT rx z%-25sr zMissing modules:�?z imported fromz, z7Submodules that appear to be missing, but could also bez#global names in the parent package:N) rW �sortedrK r� r> r= �any_missing_mayberL r} )rB r� �keyrx �missing�mayber Zmodsr r r �report s0 zModuleFinder.reportc C s | � � \}}|| S )z�Return a list of modules that appear to be missing. Use any_missing_maybe() if you want to know which modules are certain to be missing, and which *may* be missing. )r� )rB r� r� r r r � any_missing" s zModuleFinder.any_missingc C s� g }g }| j D ]�}|| jkr q|�d�}|dk r<|�|� q||d d� }|d|� }| j�|�}|dk r�|| j | kr�|�|� q�||jkr�q�|jr�|�|� q�|�|� q|�|� q|�� |�� ||fS )a� Return two lists, one with modules that are certainly missing and one with modules that *may* be missing. The latter names could either be submodules *or* just global names in the package. The reason it can't always be determined is that it's impossible to tell which names are imported when "from module import *" is done with an extension module, short of actually importing it. rz r r N) rL rO r~ r rK r� r@ rA �sort)rB r� r� r r\ r� ZpkgnameZpkgr r r r� * s0 z ModuleFinder.any_missing_maybec C s� t j�|j� }}| jD ]*\}}|�|�r||t|�d � } qDq| jr�|| jkr�||krr| � dd||f � n| � dd|f � | j� |� t |j �}t t|��D ](}t|| t|��r�| �|| �||< q�|jt|�|d�S )Nr z co_filename %r changed to %rz co_filename %r remains unchanged)r� � co_filename)r) r �normpathr� rP � startswithr� rM rQ rc r �listr� rV r, r� r� �replace�tuple)rB r� Z new_filenameZoriginal_filenamer� �rr� r\ r r r r� X s& �� z"ModuleFinder.replace_paths_in_code)Nr NN)NNr )r )r )r )N) r< rG rH rC r^ rb rc rd rl rm ro rp rq rr r� r� rf r� r� r� r� r� r� r� r� r� r� r� r r r r rI | s2 # 1 ".rI c C s� dd l } z | � tjdd � d�\}}W n2 | jk rX } zt|� W Y �d S d }~X Y nX d}d}g }g }|D ]Z\}} |dkr�|d }|dkr�d}|dkr�|| �tj� }|dkr�d}|dkrn|�| � qn|s�d } n|d } tj d d � } tj � | �| d< || } |dk�r.td � | D ]} td t | �� �qt | ||�} |dd � D ]`}|dk�r\d}�qF|�r�|d d � d k�r�| � |d d � d dg� n | � |� n | �|� �qF| �| � | �� | S )Nr r zdmp:qx:z-dz-mz-pz-qz-xzhello.pyzpath:rR ���z.*r� )�getoptrJ �argv�errorrW rj r) �pathsepr r r* rX rI rm rl rd r� )r� Zoptsr[ r^ rM ZdomodsZaddpathZexclude�o�aZscriptr �item�mfr] r r r �testp sX r� re z [interrupted])N)%�__doc__r� Z importlib._bootstrap_externalr �importlib.machineryr� r) r4 rJ �types�warningsZopmapr r r r r� r� r3 r. r2 r0 r+ r$ r& r r r r r: r; rI r� r< r� �KeyboardInterruptrW r r r r �<module> sL - w;
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