a
    lc                     @   sj   d Z ddlZddlZddlmZ dgfddZe \ZZdd Zdd
dZ	dd Z
dddZdddZdS )u   Support for wildcard pattern matching in object inspection.

Authors
-------
- Jörgen Stenarson <jorgen.stenarson@bostream.nu>
- Thomas Kluyver
    N)dir2lambdac                 C   s`   dd t tD }i i  }}|D ]6}|dd  }tt|}|||< || vr |||< q ||fS )zzReturn dictionaries mapping lower case typename (e.g. 'tuple') to type
    objects from the types package, and vice versa.c                 S   s   g | ]}| d r|qS )Type)endswith).0tname r   R/var/www/html/django/DPS/env/lib/python3.9/site-packages/IPython/utils/wildcard.py
<listcomp>       z-create_typestr2type_dicts.<locals>.<listcomp>N)dirtypeslowergetattr)Zdont_include_in_type2typestrZtypenamelisttypestr2typetype2typestrr   nameobjr   r   r	   create_typestr2type_dicts   s    


r   c                 C   s<   |dkrdS t |t kr|}nt|d}|r8t| |S dS )a  is_type(obj, typestr_or_type) verifies if obj is of a certain type. It
    can take strings or actual python types for the second argument, i.e.
    'tuple'<->TupleType. 'all' matches all types.

    TODO: Should be extended for choosing more than one type.allTF)typer   get
isinstance)r   Ztypestr_or_typeZ	test_typer   r   r	   is_type&   s    
r   Fc                 C   s   |p|  dp|  d S )zCReturn true for strings starting with single _ if show_all is true.___)
startswith)strshow_allr   r   r	   show_hidden6   s    r    c              	   C   s<   i }t | D ]*}zt| |||< W q ty4   Y q0 q|S )zwProduce a dictionary of an object's attributes. Builds on dir2 by
    checking that a getattr() call actually succeeds.)r   r   AttributeError)r   nskeyr   r   r	   dict_dir:   s    r$   *r   Tc                    sX   | dd dd}|r,t|d tj nt|d  t fdd|  D S )z<Filter a namespace dictionary by name pattern and item type.r%   z.*?.$c                 3   s8   | ]0\}}  |rt|rt|r||fV  qd S )N)matchr    r   )r   r#   r   regr   type_patternr   r	   	<genexpr>U   s   

zfilter_ns.<locals>.<genexpr>)replacerecompileIdictitems)r"   name_patternr,   ignore_caser   patternr   r*   r	   	filter_nsK   s
    r7   c              	   C   s   | d}t|dkr,t| |d |||dS t| |d d||d}i }| D ]N\}}	tt|	|d|dd ||d}
|
 D ]\}}||d||f < qqN|S dS )	zbReturn dictionary of all objects in a namespace dictionary that match
    type_pattern and filter.r'      r   )r4   r,   r5   r   r   N)r5   r   z%s.%s)splitlenr7   r3   list_namespacer$   join)	namespacer,   filterr5   r   pattern_listfilteredresultsr   r   r"   Z
inner_nameZ	inner_objr   r   r	   r;   Y   s&    



r;   )F)r%   r   TT)FF)__doc__r/   r   IPython.utils.dir2r   r   r   r   r   r    r$   r7   r;   r   r   r   r	   <module>   s   

  
