pypy failing to load jupyter notebook

XYZ:Desktop ****$ pypy start_jupyter.py notebook
[TerminalIPythonApp] WARNING | Subcommand `ipython notebook` is deprecated and will be removed in future versions.
[TerminalIPythonApp] WARNING | You likely want to use `jupyter notebook` in the future
Traceback (most recent call last):
  File "start_jupyter.py", line 8, in <module>
    sys.exit(start_ipython())
  File "/Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/IPython/__init__.py", line 119, in start_ipython
    return launch_new_instance(argv=argv, **kwargs)
  File "/Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/traitlets/config/application.py", line 595, in launch_instance
    app.initialize(argv)
  File "<decorator-gen-109>", line 2, in initialize
  File "/Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/traitlets/config/application.py", line 74, in catch_config_error
    return method(app, *args, **kwargs)
  File "/Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/IPython/terminal/ipapp.py", line 300, in initialize
    super(TerminalIPythonApp, self).initialize(argv)
  File "<decorator-gen-7>", line 2, in initialize
  File "/Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/traitlets/config/application.py", line 74, in catch_config_error
    return method(app, *args, **kwargs)
  File "/Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/IPython/core/application.py", line 446, in initialize
    self.parse_command_line(argv)
  File "/Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/IPython/terminal/ipapp.py", line 295, in parse_command_line
    return super(TerminalIPythonApp, self).parse_command_line(argv)
  File "<decorator-gen-4>", line 2, in parse_command_line
  File "/Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/traitlets/config/application.py", line 74, in catch_config_error
    return method(app, *args, **kwargs)
  File "/Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/traitlets/config/application.py", line 488, in parse_command_line
    return self.initialize_subcommand(subc, subargv)
  File "/Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/IPython/core/application.py", line 236, in initialize_subcommand
    return super(BaseIPythonApplication, self).initialize_subcommand(subc, argv)
  File "<decorator-gen-3>", line 2, in initialize_subcommand
  File "/Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/traitlets/config/application.py", line 74, in catch_config_error
    return method(app, *args, **kwargs)
  File "/Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/traitlets/config/application.py", line 419, in initialize_subcommand
    subapp = import_item(subapp)
  File "/Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/ipython_genutils/importstring.py", line 31, in import_item
    module = __import__(package, fromlist=[obj])
  File "/Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/notebook/notebookapp.py", line 31, in <module>
    from zmq.eventloop import ioloop
  File "/Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/zmq/__init__.py", line 34, in <module>
    from zmq import backend
  File "/Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/zmq/backend/__init__.py", line 40, in <module>
    reraise(*exc_info)
  File "/Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/zmq/backend/__init__.py", line 27, in <module>
    _ns = select_backend(first)
  File "/Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/zmq/backend/select.py", line 27, in select_backend
    mod = __import__(name, fromlist=public_api)
  File "/Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/zmq/backend/cffi/__init__.py", line 6, in <module>
    from zmq.backend.cffi import (constants, error, message, context, socket,
  File "/Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/zmq/backend/cffi/constants.py", line 4, in <module>
    from ._cffi import C, c_constant_names
  File "/Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/zmq/backend/cffi/_cffi.py", line 100, in <module>
    "Please check that you have zeromq headers and libraries." % e)
ImportError: PyZMQ CFFI backend couldn't find zeromq: Cannot load library /Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/zmq/backend/cffi/__pycache__/_cffi_ext.pypy-41.so: dlopen(/Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/zmq/backend/cffi/__pycache__/_cffi_ext.pypy-41.so, 2): Symbol not found: _zmq_bind
  Referenced from: /Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/zmq/backend/cffi/__pycache__/_cffi_ext.pypy-41.so
  Expected in: flat namespace
 in /Users/****/Homebrew/Cellar/pypy/5.3.0/libexec/site-packages/zmq/backend/cffi/__pycache__/_cffi_ext.pypy-41.so
Please check that you have zeromq headers and libraries.