def _cached_compile(space, name, source, *args):
from rpython.config.translationoption import CACHE_DIR
from pypy.module.marshal import interp_marshal
from pypy.interpreter.pycode import default_magic
cachename = os.path.join(CACHE_DIR, 'frozen_importlib_%d%s' % (
default_magic, name))
try:
if space.config.translating:
raise IOError("don't use the cache when translating pypy")
with open(cachename, 'rb') as f:
previous = f.read(len(source) + 1)
if previous != source + '\x00':
raise IOError("source changed")
w_bin = space.newbytes(f.read())
code_w = interp_marshal.loads(space, w_bin)
except IOError:
# must (re)compile the source
ec = space.getexecutioncontext()
code_w = ec.compiler.compile(source, *args)
w_bin = interp_marshal.dumps(space, code_w, space.wrap(2))
content = source + '\x00' + space.bytes_w(w_bin)
with open(cachename, 'wb') as f:
f.write(content)
return code_w
def read_code():
from pypy.module.marshal.interp_marshal import dumps
filename = "pypyjit_demo.py"
source = readfile(filename)
ec = space.getexecutioncontext()
code = ec.compiler.compile(source, filename, "exec", 0)
return llstr(space.str_w(dumps(space, code, space.wrap(2))))
def read_code():
from pypy.module.marshal.interp_marshal import dumps
filename = 'pypyjit_demo.py'
source = readfile(filename)
ec = space.getexecutioncontext()
code = ec.compiler.compile(source, filename, 'exec', 0)
return llstr(space.str_w(dumps(space, code, space.wrap(2))))
def command_compilewatch(cmd, expression):
space = dbstate.space
with non_standard_code:
try:
code = compile(expression, 'eval')
marshalled_code = space.bytes_w(interp_marshal.dumps(
space, code,
space.newint(interp_marshal.Py_MARSHAL_VERSION)))
except OperationError as e:
revdb.send_watch(e.errorstr(space), ok_flag=0)
else:
revdb.send_watch(marshalled_code, ok_flag=1)
def PyMarshal_WriteObjectToString(space, w_x, version):
from pypy.module.marshal.interp_marshal import dumps
return dumps(space, w_x, space.newint(version))