text: import sys
  import string
  import types
  def dis(x=None):
  	if not x:
  		distb()
  		return
  	if type(x) is types.InstanceType:
  		x = x.__class__
  	if hasattr(x, '__dict__'):
  		items = x.__dict__.items()
  		items.sort()
  		for name, x1 in items:
  			if type(x1) in (types.MethodType,
  					types.FunctionType,
  					types.CodeType):
  				print "Disassembly of %s:" % name
  				try:
  					dis(x1)
  				except TypeError, msg:
  					print "Sorry:", msg
  				print
  	else:
  		if hasattr(x, 'im_func'):
  			x = x.im_func
  		if hasattr(x, 'func_code'):
  			x = x.func_code
  		if hasattr(x, 'co_code'):
  			disassemble(x)
  		else:
  			raise TypeError, \
  			      "don't know how to disassemble %s objects" % \
  			      type(x).__name__
  def distb(tb=None):
  	if not tb:
  		try:
  			tb = sys.last_traceback
  		except AttributeError:
  			raise RuntimeError, "no last traceback to disassemble"
  		while tb.tb_next: tb = tb.tb_next
  	disassemble(tb.tb_frame.f_code, tb.tb_lasti)
  def disassemble(co, lasti=-1):
  	code = co.co_code
  	labels = findlabels(code)
  	n = len(code)
  	i = 0
  	extended_arg = 0
  	while i < n:
  		c = code[i]
  		op = ord(c)
  		if op == SET_LINENO and i > 0: print # Extra blank line
  		if i == lasti: print '-->',
  		else: print '   ',
  		if i in labels: print '>>',
  		else: print '  ',
  		print string.rjust(`i`, 4),
  		print string.ljust(opname[op], 20),
  		i = i+1
  		if op >= HAVE_ARGUMENT:
  			oparg = ord(code[i]) + ord(code[i+1])*256 + extended_arg
  			extended_arg = 0
  			i = i+2
  			if op == EXTENDED_ARG:
  				extended_arg = oparg*65536L
  			print string.rjust(`oparg`, 5),
  			if op in hasconst:
  				print '(' + `co.co_consts[oparg]` + ')',
  			elif op in hasname:
  				print '(' + co.co_names[oparg] + ')',
  			elif op in hasjrel:
  				print '(to ' + `i + oparg` + ')',
  			elif op in haslocal:
  				print '(' + co.co_varnames[oparg] + ')',
  			elif op in hascompare:
  				print '(' + cmp_op[oparg] + ')',
  		print
  disco = disassemble
  def findlabels(code):
  	labels = []
  	n = len(code)
  	i = 0
  	while i < n:
  		c = code[i]
  		op = ord(c)
  		i = i+1
  		if op >= HAVE_ARGUMENT:
  			oparg = ord(code[i]) + ord(code[i+1])*256
  			i = i+2
  			label = -1
  			if op in hasjrel:
  				label = i+oparg
  			elif op in hasjabs:
  				label = oparg
  			if label >= 0:
  				if label not in labels:
  					labels.append(label)
  	return labels
  cmp_op = ('<', '<=', '==', '!=', '>', '>=', 'in', 'not in', 'is', 'is not', 'exception match', 'BAD')
  hasconst = []
  hasname = []
  hasjrel = []
  hasjabs = []
  haslocal = []
  hascompare = []
  opname = [''] * 256
  for op in range(256): opname[op] = '<' + `op` + '>'
  def def_op(name, op):
  	opname[op] = name
  def name_op(name, op):
  	opname[op] = name
  	hasname.append(op)
  def jrel_op(name, op):
  	opname[op] = name
  	hasjrel.append(op)
  def jabs_op(name, op):
  	opname[op] = name
  	hasjabs.append(op)
  def_op('STOP_CODE', 0)
  def_op('POP_TOP', 1)
  def_op('ROT_TWO', 2)
  def_op('ROT_THREE', 3)
  def_op('DUP_TOP', 4)
  def_op('ROT_FOUR', 5)
  def_op('UNARY_POSITIVE', 10)
  def_op('UNARY_NEGATIVE', 11)
  def_op('UNARY_NOT', 12)
  def_op('UNARY_CONVERT', 13)
  def_op('UNARY_INVERT', 15)
  def_op('BINARY_POWER', 19)
  def_op('BINARY_MULTIPLY', 20)
  def_op('BINARY_DIVIDE', 21)
  def_op('BINARY_MODULO', 22)
  def_op('BINARY_ADD', 23)
  def_op('BINARY_SUBTRACT', 24)
  def_op('BINARY_SUBSCR', 25)
  def_op('SLICE+0', 30)
  def_op('SLICE+1', 31)
  def_op('SLICE+2', 32)
  def_op('SLICE+3', 33)
  def_op('STORE_SLICE+0', 40)
  def_op('STORE_SLICE+1', 41)
  def_op('STORE_SLICE+2', 42)
  def_op('STORE_SLICE+3', 43)
  def_op('DELETE_SLICE+0', 50)
  def_op('DELETE_SLICE+1', 51)
  def_op('DELETE_SLICE+2', 52)
  def_op('DELETE_SLICE+3', 53)
  def_op('INPLACE_ADD', 55)
  def_op('INPLACE_SUBTRACT', 56)
  def_op('INPLACE_MULTIPLY', 57)
  def_op('INPLACE_DIVIDE', 58)
  def_op('INPLACE_MODULO', 59)
  def_op('STORE_SUBSCR', 60)
  def_op('DELETE_SUBSCR', 61)
  def_op('BINARY_LSHIFT', 62)
  def_op('BINARY_RSHIFT', 63)
  def_op('BINARY_AND', 64)
  def_op('BINARY_XOR', 65)
  def_op('BINARY_OR', 66)
  def_op('INPLACE_POWER', 67)
  def_op('PRINT_EXPR', 70)
  def_op('PRINT_ITEM', 71)
  def_op('PRINT_NEWLINE', 72)
  def_op('PRINT_ITEM_TO', 73)
  def_op('PRINT_NEWLINE_TO', 74)
  def_op('INPLACE_LSHIFT', 75)
  def_op('INPLACE_RSHIFT', 76)
  def_op('INPLACE_AND', 77)
  def_op('INPLACE_XOR', 78)
  def_op('INPLACE_OR', 79)
  def_op('BREAK_LOOP', 80)
  def_op('LOAD_LOCALS', 82)
  def_op('RETURN_VALUE', 83)
  def_op('IMPORT_STAR', 84)
  def_op('EXEC_STMT', 85)
  def_op('POP_BLOCK', 87)
  def_op('END_FINALLY', 88)
  def_op('BUILD_CLASS', 89)
  HAVE_ARGUMENT = 90
  name_op('STORE_NAME', 90)
  name_op('DELETE_NAME', 91)
  def_op('UNPACK_SEQUENCE', 92)
  name_op('STORE_ATTR', 95)
  name_op('DELETE_ATTR', 96)
  name_op('STORE_GLOBAL', 97)
  name_op('DELETE_GLOBAL', 98)
  def_op('DUP_TOPX', 99)
  def_op('LOAD_CONST', 100)
  hasconst.append(100)
  name_op('LOAD_NAME', 101)
  def_op('BUILD_TUPLE', 102)
  def_op('BUILD_LIST', 103)
  def_op('BUILD_MAP', 104)
  name_op('LOAD_ATTR', 105)
  def_op('COMPARE_OP', 106)
  hascompare.append(106)
  name_op('IMPORT_NAME', 107)
  name_op('IMPORT_FROM', 108)
  jrel_op('JUMP_FORWARD', 110)
  jrel_op('JUMP_IF_FALSE', 111)
  jrel_op('JUMP_IF_TRUE', 112)
  jabs_op('JUMP_ABSOLUTE', 113)
  jrel_op('FOR_LOOP', 114)
  name_op('LOAD_GLOBAL', 116)
  jrel_op('SETUP_LOOP', 120)
  jrel_op('SETUP_EXCEPT', 121)
  jrel_op('SETUP_FINALLY', 122)
  def_op('LOAD_FAST', 124)
  haslocal.append(124)
  def_op('STORE_FAST', 125)
  haslocal.append(125)
  def_op('DELETE_FAST', 126)
  haslocal.append(126)
  def_op('SET_LINENO', 127)
  SET_LINENO = 127
  def_op('RAISE_VARARGS', 130)
  def_op('CALL_FUNCTION', 131)
  def_op('MAKE_FUNCTION', 132)
  def_op('BUILD_SLICE', 133)
  def_op('CALL_FUNCTION_VAR', 140)
  def_op('CALL_FUNCTION_KW', 141)
  def_op('CALL_FUNCTION_VAR_KW', 142)
  def_op('EXTENDED_ARG', 143)
  EXTENDED_ARG = 143
  def _test():
  	if sys.argv[1:]:
  		if sys.argv[2:]:
  			sys.stderr.write("usage: python dis.py [-|file]\n")
  			sys.exit(2)
  		fn = sys.argv[1]
  		if not fn or fn == "-":
  			fn = None
  	else:
  		fn = None
  	if not fn:
  		f = sys.stdin
  	else:
  		f = open(fn)
  	source = f.read()
  	if fn:
  		f.close()
  	else:
  		fn = "<stdin>"
  	code = compile(source, fn, "exec")
  	dis(code)
  if __name__ == "__main__":
  	_test()
  