aima/search.py
def find(self, lo, hi, i, visited, prefix):
        """Looking in square i, find the words that continue the prefix,
        considering the entries in self.wordlist.words[lo:hi], and not
        revisiting the squares in visited."""
        if i in visited:
            return
        wordpos, is_word = self.wordlist.lookup(prefix, lo, hi)
        if wordpos is not None:
            if is_word:
                self.found[prefix] = True
            visited.append(i)
            c = self.board[i]
            if c == 'Q': c = 'QU'
            prefix += c
            for j in self.neighbors[i]:
                self.find(wordpos, hi, j, visited, prefix)
            visited.pop()
def find(self, lo, hi, i, visited, prefix):
        """Looking in square i, find the words that continue the prefix,
        considering the entries in self.wordlist.words[lo:hi], and not
        revisiting the squares in visited."""
        if i in visited:
            return
        wordpos, is_word = self.wordlist.lookup(prefix, lo, hi)
        if wordpos is not None:
            if is_word:
                self.found[prefix] = True
            visited.append(i)
            c = self.board[i]
            if c == 'Q': c = 'QU'
            prefix += c
            for j in self.neighbors[i]:
                self.find(wordpos, hi, j, visited, prefix)
            visited.pop()
def find ( self , lo , hi , i , visited , prefix ) : if i in visited : return wordpos , is_word = self . wordlist . lookup ( prefix , lo , hi ) if wordpos is not None : if is_word : self . found [ prefix ] = True visited . append ( i ) c = self . board [ i ] if c == 'Q' : c = 'QU' prefix += c for j in self . neighbors [ i ] : self . find ( wordpos , hi , j , visited , prefix ) visited . pop ( )
Looking in square i, find the words that continue the prefix,
        considering the entries in self.wordlist.words[lo:hi], and not
        revisiting the squares in visited.
Looking in square i find the words that continue the prefix considering the entries in self . wordlist . words [ lo : hi ] and not revisiting the squares in visited .