def get_parser(self):
stack = [<NUM_LIT:1>]<EOL>block = pp.Forward()<EOL>body = pp.indentedBlock(pp.Literal('<STR_LIT:A>') ^ block, indentStack=stack, indent=True)<EOL>block <<= pp.Literal('<STR_LIT>') + body<EOL>return block<EOL>
A valid statement is the word "block:", followed by an indent, followed by the letter A only, or another block