def check_bidi(data):
        """Checks if sting is valid for bidirectional printing."""
        has_l = False
        has_ral = False
        for char in data:
            if stringprep.in_table_d1(char):
                has_ral = True
            elif stringprep.in_table_d2(char):
                has_l = True
        if has_l and has_ral:
            raise StringprepError("Both RandALCat and LCat characters present")
        if has_ral and (not stringprep.in_table_d1(data[0])
                                    or not stringprep.in_table_d1(data[-1])):
            raise StringprepError("The first and the last character must"
                                                                " be RandALCat")
        return data
def check_bidi(data):
        """Checks if sting is valid for bidirectional printing."""
        has_l = False
        has_ral = False
        for char in data:
            if stringprep.in_table_d1(char):
                has_ral = True
            elif stringprep.in_table_d2(char):
                has_l = True
        if has_l and has_ral:
            raise StringprepError("Both RandALCat and LCat characters present")
        if has_ral and (not stringprep.in_table_d1(data[0])
                                    or not stringprep.in_table_d1(data[-1])):
            raise StringprepError("The first and the last character must"
                                                                " be RandALCat")
        return data
def check_bidi ( data ) : has_l = False has_ral = False for char in data : if stringprep . in_table_d1 ( char ) : has_ral = True elif stringprep . in_table_d2 ( char ) : has_l = True if has_l and has_ral : raise StringprepError ( "Both RandALCat and LCat characters present" ) if has_ral and ( not stringprep . in_table_d1 ( data [ 0 ] ) or not stringprep . in_table_d1 ( data [ - 1 ] ) ) : raise StringprepError ( "The first and the last character must" " be RandALCat" ) return data
Checks if sting is valid for bidirectional printing.
Checks if sting is valid for bidirectional printing .