Преглед изворни кода

COMPARE_OP, LOAD_ATTR, POP_JUMP_IF_FALSE, JUMP_ABS, JUMP_FWD

master
Ben Kurtovic пре 12 година
родитељ
комит
2e8a1955b2
1 измењених фајлова са 62 додато и 4 уклоњено
  1. +62
    -4
      prettify.py

+ 62
- 4
prettify.py Прегледај датотеку

@@ -34,10 +34,27 @@ def prettify_code(codeobj, indent=0):
def _print_codestring(codes, indent):
stack = []
print_buffer = []
block_dedent_at = []
block_else_at = []
i = 0
for instruction in codes:
code, arg = instruction
opname = opcode.opname[code]
_print(indent, opname, arg, "; stack ==", stack, debug=True)
if code >= opcode.HAVE_ARGUMENT:
i += 3
else:
i += 1
for x in block_dedent_at:
if i >= x:
indent -= 4
block_dedent_at.remove(x)
for x in block_else_at:
if i >= x:
_print(indent, "else:")
indent += 4
_print(indent, "pass")
block_else_at.remove(x)
_print(indent, i, opname, arg, debug=True)
if opname in OP_HASLOAD:
_push(stack, arg, literal=OP_HASLOAD[opname])
elif opname in OP_HASBINARY:
@@ -55,13 +72,18 @@ def _print_codestring(codes, indent):
elif opname == "STORE_FAST":
_print(indent, arg, "=", _pop(stack))
elif opname == "STORE_MAP":
pair = ": ".join((_pop(stack), _pop(stack)))
key, value = _pop(stack), _pop(stack)
pair = ": ".join((key, value))
oldmap = _pop(stack)
if oldmap == "{}":
newmap = "{" + pair + "}"
else:
newmap = oldmap[:-1] + ", " + pair + "}"
_push(stack, newmap)
elif opname == "LOAD_ATTR":
tos = _pop(stack)
new_tos = tos + "." + arg
_push(stack, new_tos)
elif opname == "POP_TOP":
_print(indent, _pop(stack))
elif opname == "CALL_FUNCTION":
@@ -83,6 +105,20 @@ def _print_codestring(codes, indent):
print_buffer = []
elif opname == "RETURN_VALUE":
_print(indent, "return", _pop(stack))
elif opname == "COMPARE_OP":
tos, tos1 = _pop(stack), _pop(stack)
compare = " ".join((tos1, arg, tos))
_push(stack, compare)
elif opname == "POP_JUMP_IF_FALSE":
test = _pop(stack)
_print(indent, "if {0}:".format(test))
block_dedent_at.append(arg)
block_else_at.append(arg)
indent += 4
elif opname == "JUMP_ABSOLUTE":
block_dedent_at.append(i)
elif opname == "JUMP_FORWARD":
block_dedent_at.append(i + arg)
else:
raise NotImplementedError(opname, arg, stack)

@@ -120,8 +156,30 @@ if __name__ == "__main__":
ex_dict = {d: e, f: False, "testing": g}
return ex_dict

def f2():
pass
def f2(a, b, c):
if cmp1:
line1
if cmp2:
line2
elif cmp3:
line3
elif cmp4:
line4
else:
line5
line6
else:
line7
line8
if cmp4:
line9
if cmp5:
if cmp6:
if cmp7:
if cmp8:
if cmp9:
line10
return line11

prettify_function(f1)
print


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