def dis(x=None):
"""
Disassemble classes, methods, functions, or code.
With no argument, disassemble the last traceback.
"""
if x is None:
dismodule.distb()
return
if type(x) is types.InstanceType:
x = x.__class__
if hasattr(x, 'im_func'):
x = x.im_func
if isinstance(x, types.FunctionType):
x = sys.get_func_code(x)
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, types.ClassType):
print "Disassembly of %s:" % name
try:
dis(x1)
except TypeError, msg:
print "Sorry:", msg
print
def dis(x=None):
"""Disassemble classes, methods, functions, or code.
With no argument, disassemble the last traceback.
"""
if x is None:
dismodule.distb()
return
if hasattr(x, '__func__'):
x = x.__func__
if hasattr(x, '__code__'):
x = getattr(x, '__code__')
if isinstance(x, FunctionType):
x = sys.get_func_code(x)
if hasattr(x, '__dict__'):
items = sorted(x.__dict__.items())
for name, x1 in items:
if isinstance(
x1,
(types.MethodType, types.FunctionType, types.CodeType, type)):
print("Disassembly of %s:" % name)
try:
dis(x1)
except TypeError as msg:
print("Sorry:", msg)
print()
elif hasattr(x, 'co_code'):
dismodule.disassemble(x)
elif isinstance(x, (bytes, bytearray)):
dismodule.disassemble_string(x)
else:
raise TypeError("don't know how to disassemble %s objects" %
type(x).__name__)
def disassembleSource(self):
import dis
try:
code = compile(self.data, self.filename, 'exec')
except:
oldOut = sys.stdout
sys.stdout = Utils.PseudoFileOutStore()
try:
print _("''' Code does not compile\n\n Disassembly of Traceback:\n'''")
try:
dis.distb(sys.exc_info()[2])
except:
print _("''' Could not disassemble traceback '''\n")
return sys.stdout.read()
finally:
sys.stdout = oldOut
oldOut = sys.stdout
sys.stdout = Utils.PseudoFileOutStore()
try:
try:
dis.disco(code)
except:
raise
return sys.stdout.read()
finally:
sys.stdout = oldOut
return 'Invisible code'
def dis(x=None):
"""
Disassemble classes, methods, functions, or code.
With no argument, disassemble the last traceback.
"""
if x is None:
dismodule.distb()
return
if type(x) is types.InstanceType:
x = x.__class__
if hasattr(x, "im_func"):
x = x.im_func
if isinstance(x, types.FunctionType):
x = sys.get_func_code(x)
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, types.ClassType):
print "Disassembly of %s:" % name
try:
dis(x1)
except TypeError, msg:
print "Sorry:", msg
print
def disassembleSource(self):
import dis
try:
code = compile(self.data, self.filename, 'exec')
except:
oldOut = sys.stdout
sys.stdout = Utils.PseudoFileOutStore()
try:
print _(
"''' Code does not compile\n\n Disassembly of Traceback:\n'''"
)
try:
dis.distb(sys.exc_info()[2])
except:
print _("''' Could not disassemble traceback '''\n")
return sys.stdout.read()
finally:
sys.stdout = oldOut
oldOut = sys.stdout
sys.stdout = Utils.PseudoFileOutStore()
try:
try:
dis.disco(code)
except:
raise
return sys.stdout.read()
finally:
sys.stdout = oldOut
return 'Invisible code'
def dis(obj, x=None, start_line=-1, end_line=None, relative_pos=False):
"""Disassemble classes, methods, functions, or code.
With no argument, disassemble the last traceback.
"""
if x is None:
distb()
return
if type(x) is types.InstanceType:
x = x.__class__
if hasattr(x, 'im_func'):
obj.msg("Dissassembly of %s: " % x)
x = x.im_func
if hasattr(x, 'func_code'):
obj.msg("Dissassembly of %s: " % x)
x = x.func_code
elif hasattr(x, 'f_code'):
obj.msg("Dissassembly of %s: " % x)
x = x.f_code
pass
elif inspect.iscode(x):
pass
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, types.ClassType):
try:
dis(obj, x1, start_line=start_line, end_line=end_line)
except TypeError, msg:
obj.errmsg("Sorry:", msg)
obj.msg("")
def dis(x=None):
"""Disassemble classes, methods, functions, or code.
With no argument, disassemble the last traceback.
"""
if x is None:
dismodule.distb()
return
if hasattr(x, '__func__'):
x = x.__func__
if hasattr(x, '__code__'):
x = getattr(x, '__code__')
if isinstance(x, FunctionType):
x = sys.get_func_code(x)
if hasattr(x, '__dict__'):
items = sorted(x.__dict__.items())
for name, x1 in items:
if isinstance(x1, (types.MethodType, types.FunctionType,
types.CodeType, type)):
print("Disassembly of %s:" % name)
try:
dis(x1)
except TypeError as msg:
print("Sorry:", msg)
print()
elif hasattr(x, 'co_code'):
dismodule.disassemble(x)
elif isinstance(x, (bytes, bytearray)):
dismodule.disassemble_string(x)
else:
raise TypeError("don't know how to disassemble %s objects" %
type(x).__name__)
def calculate(x, y):
try:
return x / y
except Exception as e:
#This will point out that the error happens on line 5 with the instruction BINARY_TRUE_DIVIDE
dis.distb(e.__traceback__)
finally:
print("Traceback was disasembled.")
def dis(msg, msg_nocr, section, errmsg, x=None, start_line=-1, end_line=None,
relative_pos = False, color=True):
"""Disassemble classes, methods, functions, or code.
With no argument, disassemble the last traceback.
"""
lasti = -1
if x is None:
distb()
return
if type(x) is object:
x = x.__class__
if hasattr(x, 'f_code'):
if hasattr(x, 'f_lasti'):
lasti = x.f_lasti
pass
x = x.f_code
section("Disassembly of %s: " % x)
disassemble(msg, msg_nocr, section, x, lasti=lasti,
start_line=start_line, end_line=end_line,
relative_pos = relative_pos)
return
elif hasattr(x, '__func__'): # Method
x = x.__func__
if hasattr(x, '__code__'): # Function
x = x.__code__
pass
if hasattr(x, '__dict__'): # Class or module
items = sorted(x.__dict__.items())
for name, x1 in items:
if isinstance(x1, _have_code):
section("Disassembly of %s: " % x)
try:
dis(msg, msg_nocr, section, errmsg, x1,
start_line=start_line, end_line=end_line,
relative_pos = relative_pos)
msg("")
except TypeError as msg:
errmsg("Sorry:", msg)
pass
pass
pass
pass
elif hasattr(x, 'co_code'): # Code object
section("Disassembly of %s: " % x)
disassemble(msg, msg_nocr, section, x, lasti=lasti,
start_line=start_line, end_line=end_line,
relative_pos = relative_pos)
elif isinstance(x, (bytes, bytearray)): # Raw bytecode
_disassemble_bytes(x)
elif isinstance(x, str): # Source code
disassemble_string(msg, msg_nocr, x,)
else:
errmsg("Don't know how to disassemble %s objects." %
type(x).__name__)
return
def dis(msg, msg_nocr, section, errmsg, x=None, start_line=-1, end_line=None,
relative_pos = False, color=True):
"""Disassemble classes, methods, functions, or code.
With no argument, disassemble the last traceback.
"""
lasti = -1
if x is None:
distb()
return
if isinstance(x, types.InstanceType):
x = x.__class__
if hasattr(x, 'im_func'):
section("Disassembly of %s: " % x)
x = x.im_func
if hasattr(x, 'func_code'):
section("Disassembly of %s: " % x)
x = x.func_code
elif hasattr(x, 'f_code'):
section("Disassembly of %s: " % x)
if hasattr(x, 'f_lasti'):
lasti = x.f_lasti
pass
x = x.f_code
pass
elif inspect.iscode(x):
pass
if hasattr(x, '__dict__'): # Class or module
items = sorted(x.__dict__.items())
for name, x1 in items:
if isinstance(x1, _have_code):
section("Disassembly of %s: " % x)
try:
dis(msg, msg_nocr, section, errmsg, x1,
start_line=start_line, end_line=end_line,
relative_pos = relative_pos)
msg("")
except TypeError:
_, msg, _ = sys.exc_info()
errmsg("Sorry:", msg)
pass
pass
pass
pass
elif hasattr(x, 'co_code'): # Code object
section("Disassembly of %s: " % x)
disassemble(msg, msg_nocr, section, x, lasti=lasti,
start_line=start_line, end_line=end_line,
relative_pos = relative_pos)
elif isinstance(x, str): # Source code
disassemble_string(msg, msg_nocr, x,)
else:
errmsg("Don't know how to disassemble %s objects." %
type(x).__name__)
return
def test_distb(self):
"""
The traceback captured by a L{Failure} is compatible with the stdlib
L{dis.distb} function as used in post-mortem debuggers. Specifically,
it doesn't cause that function to raise an exception.
"""
f = getDivisionFailure()
buf = StringIO()
distb(f.getTracebackObject(), file=buf)
# The bytecode details vary across Python versions, so we only check
# that the arrow pointing at the source of the exception is present.
self.assertIn(" --> ", buf.getvalue())
def dis37(x=None, depth=None):
"""Disassemble classes, methods, functions, and other compiled objects.
With no argument, disassemble the last traceback.
Compiled objects currently include generator objects, async generator
objects, and coroutine objects, all of which store their code object
in a special attribute.
"""
if x is None:
distb()
return
# Extract functions from methods.
if hasattr(x, '__func__'):
x = x.__func__
# Extract compiled code objects from...
if hasattr(x, '__code__'): # ...a function, or
x = x.__code__
elif hasattr(x, 'gi_code'): #...a generator object, or (added in Py 3.5)
x = x.gi_code
elif hasattr(x, 'ag_code'
): #...an asynchronous generator object, or (added in Py 3.7)
x = x.ag_code
elif hasattr(x, 'cr_code'): #...a coroutine. (added in Py 3.7)
x = x.cr_code
# Perform the disassembly.
if hasattr(x, '__dict__'): # Class or module (added in Py 3.7)
items = sorted(x.__dict__.items())
for name, x1 in items:
if isinstance(x1, _have_code):
print("Disassembly of %s:" % name)
try:
dis(x1, depth=depth)
except TypeError as msg:
print("Sorry:", msg)
print()
elif hasattr(x, 'co_code'): # Code object
_disassemble_recursive(x, depth=depth)
elif isinstance(x, (bytes, bytearray)): # Raw bytecode
_disassemble_bytes(x)
elif isinstance(x, str): # Source code
_disassemble_str(x, depth=depth)
else:
raise TypeError("don't know how to disassemble %s objects" %
type(x).__name__)
def dis(obj, x=None, start_line=-1, end_line=None, relative_pos = False):
"""Disassemble classes, methods, functions, or code.
With no argument, disassemble the last traceback.
"""
if x is None:
distb()
return
if type(x) is types.InstanceType:
x = x.__class__
if hasattr(x, 'im_func'):
obj.msg("Dissassembly of %s: " % x)
x = x.im_func
if hasattr(x, 'func_code'):
obj.msg("Dissassembly of %s: " % x)
x = x.func_code
elif hasattr(x, 'f_code'):
obj.msg("Dissassembly of %s: " % x)
x = x.f_code
pass
elif inspect.iscode(x):
pass
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,
types.ClassType):
try:
dis(obj, x1, start_line=start_line, end_line=end_line)
except TypeError, msg:
obj.errmsg("Sorry:", msg)
obj.msg("")
def run_jobs(job: Callable,
working_set: Iterable,
setup_function: Callable = _dummy,
setupargs: Sequence[Any] = (),
parse_function: Callable = _dummy,
process_initializer: Callable = _dummy,
initargs: Sequence[Any] = (),
reduce_function: Callable[[T, Any], T] = (lambda x, _: x),
reduce_start: T = None,
override_seed: Optional[bytes] = None) -> T:
logger = getLogger('JobRunner')
logger.debug('Checking configuration files')
make_config_files()
machines = get_machines()
names = tuple(machines)
weights = tuple(thread_weight * threads
for thread_weight, threads in machines.values())
logger.debug('Loaded machines %r', machines)
config = get_config()
dialog = "\n".join(
("Which node am I?", *("{}:\t{}".format(idx, name)
for idx, name in enumerate(names)), ""))
while True:
resp = input(dialog)
if resp == 'N/A':
logger.info('Instantiated without an ID. All jobs will be run.')
ID = None
else:
try:
ID = int(resp)
logger.info('Instantiated as ID %i', ID)
except Exception:
continue
break
TOTAL = sum(weights)
working_set = list(working_set)
lw = STOP = len(working_set)
entropy = get_entropy(working_set)
logger.debug('Entropy: %s', entropy.hex())
seed = override_seed or entropy
if seed is override_seed:
logger.info('Using override seed for random module: %r', seed)
random_obj = Random(seed)
indexed_set = [(idx, (*items, copy(random_obj), config))
for idx, items in enumerate(working_set)]
random_obj.shuffle(indexed_set)
if ID is not None:
START = sum(weights[:ID]) * lw // TOTAL
STOP = sum(weights[:ID + 1]) * lw // TOTAL
indexed_set = indexed_set[START:STOP]
else:
START = 0
response = ''
while not response.lower().startswith('y'):
response = input(
('I am {0}. Please verify this is correct. Checksum: {1}.\n'
'{2} jobs now queued ({3}-{4}). Total size {5}. (y/n)? ').format(
"N/A" if ID is None else names[ID], entropy.hex(),
len(indexed_set), START, STOP - 1, lw))
if response.lower().startswith('n'):
exit(1)
if ID is None:
num_cores = cpu_count()
else:
num_cores = machines[names[ID]][1]
logger.info('%i jobs now queued (%i-%i). Total size %i', len(indexed_set),
START, STOP - 1, lw)
logger.info(f"This machine will use {num_cores} worker cores")
setup_function(config, *setupargs)
start_time = last_time = time()
current = reduce_start
with RESULTS_CSV.open('w') as f:
f.write(CSV_HEADER.read_text() + '\n')
install_mp_handler()
with ProgressPool(num_cores,
initializer=process_initializer,
initargs=initargs) as p:
renicer = Thread(target=renicer_thread, args=(p, ), daemon=True)
renicer.start()
for idx, (job_id, result) in enumerate(p.istarmap_unordered(
partial(_indexed_job, job),
indexed_set,
chunksize=int(config['ProgressPool']['chunksize']),
bar_length=int(config['ProgressPool']['bar_length']),
style=Style(int(config['ProgressPool']['style'])),
),
start=1):
logger.info("Answer received: %i/%i (%0.2f%%)", idx,
len(working_set), 100.0 * idx / len(working_set))
try:
current = reduce_function(cast(T, current), result)
except Exception:
logger.exception("HEY! Your reduce function messed up!")
try:
buff = StringIO()
distb(file=buff)
buff.seek(0)
logger.error(buff.read())
except Exception: # might fail in a C module?
pass
new_time = time()
if result is None:
result = ()
if config.getboolean('results', 'compress'):
def open_method(name, mode='rt'):
return open_gzip(str(name) + '.gz', mode)
else:
open_method = open
with open_method(config['results']['file_name'], mode='at') as f:
results_writer = writer(f)
meta = []
if config.getboolean('results', 'include_start_time'):
meta.append(start_time)
if config.getboolean('results', 'include_job_interval'):
meta.append(new_time - last_time)
if config.getboolean('results', 'include_job_done_time'):
meta.append(new_time)
if config.getboolean('results', 'include_job_id'):
meta.append(job_id)
results_writer.writerow((*meta, *result))
parse_function(config, *meta, *result)
last_time = new_time
return cast(T, current)
#! /usr/bin/env/python
# -*- coding:utf-8 -*-
i = 1
j = 0
k = 3
# ... many lines removed ...
try:
result = k * (i / j) + (i / k)
except:
import dis
import sys
exc_type, exc_value, exc_tb = sys.exc_info()
dis.distb(exc_tb)
def dis(msg,
msg_nocr,
section,
errmsg,
x=None,
start_line=-1,
end_line=None,
relative_pos=False,
color=True):
"""Disassemble classes, methods, functions, or code.
With no argument, disassemble the last traceback.
"""
lasti = -1
if x is None:
distb()
return
if type(x) is object:
x = x.__class__
if hasattr(x, 'f_code'):
if hasattr(x, 'f_lasti'):
lasti = x.f_lasti
pass
x = x.f_code
section("Disassembly of %s: " % x)
disassemble(msg,
msg_nocr,
section,
x,
lasti=lasti,
start_line=start_line,
end_line=end_line,
relative_pos=relative_pos)
return
elif hasattr(x, '__func__'): # Method
x = x.__func__
if hasattr(x, '__code__'): # Function
x = x.__code__
pass
if hasattr(x, '__dict__'): # Class or module
items = sorted(x.__dict__.items())
for name, x1 in items:
if isinstance(x1, _have_code):
section("Disassembly of %s: " % x)
try:
dis(msg,
msg_nocr,
section,
errmsg,
x1,
start_line=start_line,
end_line=end_line,
relative_pos=relative_pos)
msg("")
except TypeError as msg:
errmsg("Sorry:", msg)
pass
pass
pass
pass
elif hasattr(x, 'co_code'): # Code object
section("Disassembly of %s: " % x)
disassemble(msg,
msg_nocr,
section,
x,
lasti=lasti,
start_line=start_line,
end_line=end_line,
relative_pos=relative_pos)
elif isinstance(x, (bytes, bytearray)): # Raw bytecode
_disassemble_bytes(x)
elif isinstance(x, str): # Source code
disassemble_string(
msg,
msg_nocr,
x,
)
else:
errmsg("Don't know how to disassemble %s objects." % type(x).__name__)
return
def dis(msg, msg_nocr, section, errmsg, x=None, start_line=-1, end_line=None,
relative_pos = False, highlight='light', start_offset=0, end_offset=None,
include_header=False):
"""Disassemble classes, methods, functions, or code.
With no argument, disassemble the last traceback.
"""
lasti = -1
if x is None:
distb()
return None, None
if start_offset is None:
start_offset = 0
mess = ''
if start_line > 1:
mess += "from line %d " % start_line
elif start_offset > 1:
mess = "from offset %d " % start_offset
if end_line:
mess += "to line %d" % end_line
elif end_offset:
mess += "to offset %d" % end_offset
sectioned = False
# Try to dogpaddle to the code object for the type setting x
if hasattr(types, 'InstanceType') and isinstance(x, types.InstanceType):
x = x.__class__
if inspect.ismethod(x):
section("Disassembly of %s: %s" % (x, mess))
sectioned = True
x = x.im_func
elif inspect.isfunction(x) or inspect.isgeneratorfunction(x):
section("Disassembly of %s: %s" % (x, mess))
x = x.func_code
sectioned = True
elif inspect.isgenerator(x):
section("Disassembly of %s: %s" % (x, mess))
frame = x.gi_frame
lasti = frame.f_last_i
x = x.gi_code
sectioned = True
elif inspect.isframe(x):
section("Disassembly of %s: %s" % (x, mess))
sectioned = True
if hasattr(x, 'f_lasti'):
lasti = x.f_lasti
if lasti == -1: lasti = 0
pass
opc = get_opcode(PYTHON_VERSION, IS_PYPY)
x = x.f_code
if include_header:
header_lines = Bytecode(x, opc).info().split("\n")
header = '\n'.join([format_token(Mformat.Comment, h) for h in header_lines])
msg(header)
pass
elif inspect.iscode(x):
pass
if hasattr(x, '__dict__'): # Class or module
items = sorted(x.__dict__.items())
for name, x1 in items:
if isinstance(x1, _have_code):
if not sectioned:
section("Disassembly of %s: " % x)
try:
dis(msg, msg_nocr, section, errmsg, x1,
start_line=start_line, end_line=end_line,
relative_pos = relative_pos)
msg("")
except TypeError:
_, msg, _ = sys.exc_info()
errmsg("Sorry:", msg)
pass
pass
pass
pass
elif hasattr(x, 'co_code'): # Code object
if not sectioned:
section("Disassembly of %s: " % x)
return disassemble(msg, msg_nocr, section, x, lasti=lasti,
start_line=start_line, end_line=end_line,
relative_pos = relative_pos,
highlight = highlight,
start_offset = start_offset,
end_offset = end_offset)
elif isinstance(x, str): # Source code
return disassemble_string(msg, msg_nocr, x,)
else:
errmsg("Don't know how to disassemble %s objects." %
type(x).__name__)
return None, None
def dis(msg,
msg_nocr,
section,
errmsg,
x=None,
start_line=-1,
end_line=None,
relative_pos=False,
color=True):
"""Disassemble classes, methods, functions, or code.
With no argument, disassemble the last traceback.
"""
lasti = -1
if x is None:
distb()
return
if type(x) is types.InstanceType:
x = x.__class__
if hasattr(x, 'im_func'):
section("Disassembly of %s: " % x)
x = x.im_func
if hasattr(x, 'func_code'):
section("Disassembly of %s: " % x)
x = x.func_code
elif hasattr(x, 'f_code'):
section("Disassembly of %s: " % x)
if hasattr(x, 'f_lasti'):
lasti = x.f_lasti
pass
x = x.f_code
pass
elif inspect.iscode(x):
pass
if hasattr(x, '__dict__'): # Class or module
items = sorted(x.__dict__.items())
for name, x1 in items:
if isinstance(x1, _have_code):
section("Disassembly of %s: " % x)
try:
dis(msg,
msg_nocr,
section,
errmsg,
x1,
start_line=start_line,
end_line=end_line,
relative_pos=relative_pos)
msg("")
except TypeError:
_, msg, _ = sys.exc_info()
errmsg("Sorry:", msg)
pass
pass
pass
pass
elif hasattr(x, 'co_code'): # Code object
section("Disassembly of %s: " % x)
disassemble(msg,
msg_nocr,
section,
x,
lasti=lasti,
start_line=start_line,
end_line=end_line,
relative_pos=relative_pos)
elif isinstance(x, str): # Source code
disassemble_string(
msg,
msg_nocr,
x,
)
else:
errmsg("Don't know how to disassemble %s objects." % type(x).__name__)
return
def dis(msg, msg_nocr, section, errmsg, x=None, start_line=-1, end_line=None,
relative_pos = False, highlight='light', start_offset=0, end_offset=None,
include_header=False):
"""Disassemble classes, methods, functions, or code.
With no argument, disassemble the last traceback.
"""
lasti = -1
if x is None:
distb()
return None, None
if start_offset is None:
start_offset = 0
mess = ''
if start_line > 1:
mess += "from line %d " % start_line
elif start_offset > 1:
mess = "from offset %d " % start_offset
if end_line:
mess += "to line %d" % end_line
elif end_offset:
mess += "to offset %d" % end_offset
sectioned = False
# Try to dogpaddle to the code object for the type setting x
if hasattr(types, 'InstanceType') and isinstance(x, types.InstanceType):
x = x.__class__
if inspect.ismethod(x):
section("Disassembly of %s: %s" % (x, mess))
sectioned = True
x = x.im_func
elif inspect.isfunction(x) or inspect.isgeneratorfunction(x):
section("Disassembly of %s: %s" % (x, mess))
x = x.func_code
sectioned = True
elif inspect.isgenerator(x):
section("Disassembly of %s: %s" % (x, mess))
frame = x.gi_frame
lasti = frame.f_last_i
x = x.gi_code
sectioned = True
elif inspect.isframe(x):
section("Disassembly of %s: %s" % (x, mess))
sectioned = True
if hasattr(x, 'f_lasti'):
lasti = x.f_lasti
if lasti == -1: lasti = 0
pass
opc = get_opcode(PYTHON_VERSION, IS_PYPY)
x = x.f_code
if include_header:
header_lines = Bytecode(x, opc).info().split("\n")
header = '\n'.join([format_token(Mformat.Comment, h) for h in header_lines])
msg(header)
pass
elif inspect.iscode(x):
pass
if hasattr(x, '__dict__'): # Class or module
items = sorted(x.__dict__.items())
for name, x1 in items:
if isinstance(x1, _have_code):
if not sectioned:
section("Disassembly of %s: " % x)
try:
dis(msg, msg_nocr, section, errmsg, x1,
start_line=start_line, end_line=end_line,
relative_pos = relative_pos)
msg("")
except TypeError:
_, msg, _ = sys.exc_info()
errmsg("Sorry:", msg)
pass
pass
pass
pass
elif hasattr(x, 'co_code'): # Code object
if not sectioned:
section("Disassembly of %s: " % x)
return disassemble(msg, msg_nocr, section, x, lasti=lasti,
start_line=start_line, end_line=end_line,
relative_pos = relative_pos,
highlight = highlight,
start_offset = start_offset,
end_offset = end_offset)
elif isinstance(x, str): # Source code
return disassemble_string(msg, msg_nocr, x,)
else:
errmsg("Don't know how to disassemble %s objects." %
type(x).__name__)
return None, None
def dis(msg,
msg_nocr,
section,
errmsg,
x=None,
start_line=-1,
end_line=None,
relative_pos=False,
highlight='light',
start_offset=0,
end_offset=None):
"""Disassemble classes, methods, functions, or code.
With no argument, disassemble the last traceback.
"""
lasti = -1
if x is None:
distb()
return
mess = ''
if start_line > 1:
mess += " from line %d" % start_line
if end_line:
mess += " to line %d" % end_line
if start_offset > 1:
mess = " from offset %d" % start_offset
if end_offset:
mess += " to offset %d" % end_offset
sectioned = False
if isinstance(x, types.InstanceType):
x = x.__class__
if hasattr(x, 'im_func'):
section("Disassembly of %s: %s" % (x, mess))
sectioned = True
x = x.im_func
if hasattr(x, 'func_code'):
section("Disassembly of %s: %s" % (x, mess))
sectioned = True
x = x.func_code
elif hasattr(x, 'f_code'):
section("Disassembly of %s: %s" % (x, mess))
sectioned = True
if hasattr(x, 'f_lasti'):
lasti = x.f_lasti
pass
x = x.f_code
pass
elif inspect.iscode(x):
pass
if hasattr(x, '__dict__'): # Class or module
items = sorted(x.__dict__.items())
for name, x1 in items:
if isinstance(x1, _have_code):
if not sectioned:
section("Disassembly of %s: " % x)
try:
dis(msg,
msg_nocr,
section,
errmsg,
x1,
start_line=start_line,
end_line=end_line,
relative_pos=relative_pos)
msg("")
except TypeError:
_, msg, _ = sys.exc_info()
errmsg("Sorry:", msg)
pass
pass
pass
pass
elif hasattr(x, 'co_code'): # Code object
if not sectioned:
section("Disassembly of %s: " % x)
disassemble(msg,
msg_nocr,
section,
x,
lasti=lasti,
start_line=start_line,
end_line=end_line,
relative_pos=relative_pos,
highlight=highlight,
start_offset=start_offset,
end_offset=end_offset)
elif isinstance(x, str): # Source code
disassemble_string(
msg,
msg_nocr,
x,
)
else:
errmsg("Don't know how to disassemble %s objects." % type(x).__name__)
return
# vals
i = 1
j = 0
k = 3
try:
res = k * (i / j) + (i / k)
except Exception:
import dis
import sys
exc_type, exc_val, exc_trabk = sys.exc_info()
dis.distb(exc_trabk)
#!/usr/bin/env python
# encoding: utf-8
i = 1
j = 0
k = 3
# ... molte righe rimosse ...
try:
result = k * (i / j) + (i / k)
except:
import dis
import sys
exc_type, exc_value, exc_tb = sys.exc_info()
dis.distb(exc_tb)
import dis j = 4 i = i + 4 dis.distb()
def dis(msg, msg_nocr, section, errmsg, x=None, start_line=-1, end_line=None,
relative_pos = False, highlight='light', start_offset=0, end_offset=None):
"""Disassemble classes, methods, functions, or code.
With no argument, disassemble the last traceback.
"""
lasti = -1
if x is None:
distb()
return
mess = ''
if start_line > 1:
mess += " from line %d" % start_line
if end_line:
mess += " to line %d" % end_line
if start_offset > 1:
mess = " from offset %d" % start_offset
if end_offset:
mess += " to offset %d" % end_offset
sectioned = False
if isinstance(x, types.InstanceType):
x = x.__class__
if hasattr(x, 'im_func'):
section("Disassembly of %s: %s" % (x, mess))
sectioned = True
x = x.im_func
if hasattr(x, 'func_code'):
section("Disassembly of %s: %s" % (x, mess))
sectioned = True
x = x.func_code
elif hasattr(x, 'f_code'):
section("Disassembly of %s: %s" % (x, mess))
sectioned = True
if hasattr(x, 'f_lasti'):
lasti = x.f_lasti
pass
x = x.f_code
pass
elif inspect.iscode(x):
pass
if hasattr(x, '__dict__'): # Class or module
items = sorted(x.__dict__.items())
for name, x1 in items:
if isinstance(x1, _have_code):
if not sectioned:
section("Disassembly of %s: " % x)
try:
dis(msg, msg_nocr, section, errmsg, x1,
start_line=start_line, end_line=end_line,
relative_pos = relative_pos)
msg("")
except TypeError:
_, msg, _ = sys.exc_info()
errmsg("Sorry:", msg)
pass
pass
pass
pass
elif hasattr(x, 'co_code'): # Code object
if not sectioned:
section("Disassembly of %s: " % x)
disassemble(msg, msg_nocr, section, x, lasti=lasti,
start_line=start_line, end_line=end_line,
relative_pos = relative_pos,
highlight = highlight,
start_offset = start_offset,
end_offset = end_offset)
elif isinstance(x, str): # Source code
disassemble_string(msg, msg_nocr, x,)
else:
errmsg("Don't know how to disassemble %s objects." %
type(x).__name__)
return
def update_event(self, inp=-1):
self.set_output_val(0, dis.distb(self.input(0)))