B 0H[o!@sfddlZddlmZGdddZGdddeZGdddeZGd d d eZ Gd d d eZ dS) N) OrderedDictc@sReZdZdZdddZddZddZd d Zd d Zd dZ ddZ ddZ dS) OrderedSetze A set which keeps the ordering of the inserted items. Currently backs onto OrderedDict. NcCst|p d|_dS)N)rfromkeysdict)selfiterablerr_C:\Users\HIRONO~1\AppData\Local\Temp\pip-install-6bm3nxem\django\django\utils\datastructures.py__init__ szOrderedSet.__init__cCsd|j|<dS)N)r)ritemrrr addszOrderedSet.addcCs |j|=dS)N)r)rr rrr removeszOrderedSet.removecCs(y||Wntk r"YnXdS)N)r KeyError)rr rrr discardszOrderedSet.discardcCs t|jS)N)iterr)rrrr __iter__szOrderedSet.__iter__cCs ||jkS)N)r)rr rrr __contains__szOrderedSet.__contains__cCs t|jS)N)boolr)rrrr __bool__ szOrderedSet.__bool__cCs t|jS)N)lenr)rrrr __len__#szOrderedSet.__len__)N) __name__ __module__ __qualname____doc__r r r rrrrrrrrr rs rc@s eZdZdS)MultiValueDictKeyErrorN)rrrrrrr r'srcseZdZdZd/fdd ZfddZfddZfd d Zd d Zd dZ ddZ ddZ d0ddZ d1fdd Z d2ddZfddZd3ddZd4dd Zd!d"Zd#d$Zfd%d&Zd'd(Zd)d*Zd+d,Zd-d.ZZS)5MultiValueDicta A subclass of dictionary customized to handle multiple values for the same key. >>> d = MultiValueDict({'name': ['Adrian', 'Simon'], 'position': ['Developer']}) >>> d['name'] 'Simon' >>> d.getlist('name') ['Adrian', 'Simon'] >>> d.getlist('doesnotexist') [] >>> d.getlist('doesnotexist', ['Adrian', 'Simon']) ['Adrian', 'Simon'] >>> d.get('lastname', 'nonexistent') 'nonexistent' >>> d.setlist('lastname', ['Holovaty', 'Willison']) This class exists to solve the irritating problem raised by cgi.parse_qs, which returns a list for every key, even though most Web forms submit single name-value pairs. rcst|dS)N)superr )rZkey_to_list_mapping) __class__rr r AszMultiValueDict.__init__csd|jjtfS)Nz<%s: %s>)rrr__repr__)r)rrr rDszMultiValueDict.__repr__csPyt|}Wntk r,t|YnXy|dStk rJgSXdS)z| Return the last data value for this key, or [] if it's an empty list; raise KeyError if not found. 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Nr)rr#rrr r.s zMultiValueDict.itemscsttS)zYield (key, list) pairs.)rrr.)r)rrr r+szMultiValueDict.listsccsx|D]}||VqWdS)z'Yield the last value on every key list.Nr)rr#rrr rDs zMultiValueDict.valuescCs t|S)z%Return a shallow copy of this object.)r/)rrrr r/szMultiValueDict.copycOst|dkrtdt||r|d}t|trZxn|D]\}}|||q.r)rr)rr rszMultiValueDict.dict)r)N)NF)N)N)N)rrrrr rr!r%r,r3r9r>rAr4rEr;rFrGrIr.r+rDr/r<r __classcell__rr)rr r+s,         rc@sZeZdZdZddddZddZeZeZeZeZ eZ eZ eZ eZ eZeZeZeZeZdS) ImmutableLista0 A tuple-like object that raises useful errors when it is asked to mutate. Example:: >>> a = ImmutableList(range(5), warning="You cannot mutate this.") >>> a[3] = '4' Traceback (most recent call last): ... AttributeError: You cannot mutate this. z"ImmutableList object is immutable.)warningcOstj|f||}||_|S)N)tuple__new__rT)clsrTrOrPrrrr rVszImmutableList.__new__cOs"t|jtr|jn t|jdS)N)rLrT ExceptionAttributeError)rZwargsrPrrr complains zImmutableList.complainN)rrrrrVrZ __delitem__Z __delslice____iadd____imul__r%Z __setslice__rHrMinsertr:r sortreverserrrr rSs  rScs,eZdZdZfddZfddZZS) DictWrapperaG Wrap accesses to a dictionary so that certain values (those starting with the specified prefix) are passed through a function before being returned. The prefix is removed before looking up the real value. Used by the SQL construction code to ensure that values are correctly quoted before being used. cst|||_||_dS)N)rr funcprefix)rr=rbrc)rrr r s zDictWrapper.__init__csF||jr$d}|t|jd}nd}t|}|rB||S|S)z Retrieve the real value after stripping the prefix string (if present). If the prefix is present, pass the value through self.func before returning, otherwise return the raw value. 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