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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _get_context():
 """Determine the most specific context that we're in. Returns: _CONTEXT_COLAB: If in Colab with an IPython notebook context. _CONTEXT_IPYTHON: If not in Colab, but we are in an IPython notebook context (e.g., from running `jupyter notebook` at the command line). _CONTEXT_NONE: Otherwise (e.g., by running a Python script at the command-line or using the `ipython` interactive shell). """

  # In Colab, the `google.colab` module is available, but the shell
  # returned by `IPython.get_ipython` does not have a `get_trait`
  # method.
  try:
    import google.colab
    import IPython
  except ImportError:
    pass
  else:
    if IPython.get_ipython() is not None:
      # We'll assume that we're in a Colab notebook context.
      return _CONTEXT_COLAB

  # In an IPython command line shell or Jupyter notebook, we can
  # directly query whether we're in a notebook context.
  try:
    import IPython
  except ImportError:
    pass
  else:
    ipython = IPython.get_ipython()
    if ipython is not None and ipython.has_trait("kernel"):
      return _CONTEXT_IPYTHON

  # Otherwise, we're not in a known notebook context.
  return _CONTEXT_NONE