Method replace

recipes/Python/259100_multireplace/recipe-259100.py:18–33

(self,line,new_char)

                if i in self.keep: del self.keep[i]

    def replace(self,line,new_char):
        bad=0;changed=0
        #keep on replacing until there are no bad characters left
        while 1:
            clean=1
            for c in line:
                if c not in self.keep:
                    clean=0
                    line=line.replace(c,new_char)
                    changed=1
                    #cannot continue replacing since line has changed w/for loop
                    break
            #break the while loop if nothing bad was found
            if clean: break
            if self.debug and changed: print line
        return line