[pypy-issue] Issue #3004: Fatal RPython error: NotImplementedError while running sanic app with uvloop (pypy/pypy)

[Oleg Mihaylov]

New issue 3004: Fatal RPython error: NotImplementedError while running sanic app with uvloop
https://bitbucket.org/pypy/pypy/issues/3004/fatal-rpython-error-notimplementederror

Oleg Mihaylov:

Without uvloop everything is fine, but with it:

```
cpyext: missing slot wrapper tp_as_buffer.c_bf_getreadbuffer
RPython traceback:
  File "pypy_interpreter.c", line 37862, in BuiltinCode_funcrun_obj
  File "pypy_module_cpyext_6.c", line 11965, in wrap_del_call
Fatal RPython error: NotImplementedError
Aborted (core dumped)
```

```
Python 3.6.1 (784b254d6699, Apr 14 2019, 10:22:42)
[PyPy 7.1.1-beta0 with GCC 6.2.0 20160901] on linux
```