def ilock(k=None):
i = Closure(lambda: frames(back=4)[0].f_locals['args'][0])
def lock(generics):
return Lock(i, k=k)(generics)
return lock
def mthrow(r=None):
m = frames(back=1).module()
def throw(generics):
return Throw(m)(generics, r=r)
return throw
def ithrow(r=None):
i = Closure(lambda: frames(back=3)[0].f_locals['args'][0])
def throw(generics):
return Throw(i)(generics, r=r)
return throw
def mlock(k=None):
m = frames(back=1).module()
def lock(generics):
return Lock(m, k=k)(generics)
return lock
def prepare_request(self, *args, **kwargs):
ret = super().prepare_request(*args, **kwargs)
with frames(keep=lambda f: f.f_code is Socket.request.__code__) as f:
if f.has():
for plug in f[0].f_locals['plugs']:
plug.prepare(self, ret)
return ret
def join(*exceptions):
start = 'The exceptions are displayed below.\n\n'
end = '\n\n...Display completed.'
strings = []
for v in exceptions:
t = type(v)
assert issubclass(t, BaseException)
try:
string = ''
if issubclass(t, MultiException):
s = str(v)
string += s[len(start):len(s) - len(end)]
elif issubclass(t, SyntaxError):
string += ' File "{}", line {}\n'.format(
v.filename, v.lineno)
string += ' {}\n'.format(v.text.strip())
if v.offset is not None:
s = v.text.rstrip('\n')
string += ' {}^\n'.format(''.join([
(c.isspace() and c or ' ')
for c in s[:min(len(s), v.offset) - 1].lstrip()
]))
if t.__module__ not in (
'__main__',
'builtins',
):
string += t.__module__ + '.'
string += t.__qualname__
string += ': ' + (v.msg or '<no detail available>')
else:
with frames(make=frames.traceback(v)) as f:
if f.has():
string += ' File "{}", line {}, in {}\n'.format(
f[0].f_code.co_filename, f[0].f_lineno,
f[0].f_code.co_name)
string += ' {}\n'.format(
linecache.getline(f[0].f_code.co_filename,
f[0].f_lineno).strip())
if t.__module__ not in (
'__main__',
'builtins',
):
string += t.__module__ + '.'
string += t.__qualname__
try:
s = str(v)
except BaseException:
s = '<unprintable %s object>' % t.__name__
if s:
string += ': ' + s
if string:
strings.append(string)
except BaseException:
pass
return start + '\n\n'.join(strings) + end
def __enter__(self):
with frames(back=1) as f:
assert f.has()
xid = 'X:' + f[0].f_code.co_filename + '/' + str(f[0].f_lineno)
self.stack.append(xid)
return xid in self.__throw