#NEWLINE# def assert_header_blocks_actually_equal( block_a , block_b ) : #NEWLINE# #INDENT# "\n    Asserts that two header bocks are really, truly equal, down to the types\n    of their tuples. Doesn't return anything.\n    " #NEWLINE# assert ( len ( block_a ) == len ( block_b ) ) #NEWLINE# for ( a , b ) in zip ( block_a , block_b ) : #NEWLINE# #INDENT# assert ( a == b ) #NEWLINE# assert ( a . __class__ is b . __class__ )