code: def nupicBindingsPrereleaseInstalled():
    
    try:
      nupicDistribution = pkg_resources.get_distribution("nupic.bindings")
      if pkg_resources.parse_version(nupicDistribution.version).is_prerelease:
        # A pre-release dev version of nupic.bindings is installed.
        return True
    except pkg_resources.DistributionNotFound:
      pass  # Silently ignore.  The absence of nupic.bindings will be handled by
      # setuptools by default
  
    return False
docs: Make an attempt to determine if a pre-release version of nupic.bindings is
    installed already.
  
    @return: boolean