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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 _set_env_path_with_node_modules(self):
 """ Attempt to locate and set the paths to the binary with the working directory defined for this instance. """


        modcls_name = ':'.join((
            self.__class__.__module__, self.__class__.__name__))

        if self.binary is None:
            raise ValueError(
                "binary undefined for '%s' instance" % modcls_name)

        logger.debug(
            "locating '%s' node binary for %s instance...",
            self.binary, modcls_name,
        )

        default = self.which()
        if default is not None:
            logger.debug(
                "found '%s'; "
                "not modifying PATH environment variable in instance of '%s'.",
                realpath(default), modcls_name)
            return True

        target = self.which_with_node_modules()

        if target:
            # Only setting the path specific for the binary; side effect
            # will be whoever else borrowing the _exec in here might not
            # get the binary they want.  That's why it's private.
            self.env_path = dirname(target)
            logger.debug(
                "located '%s' binary at '%s'; setting PATH environment "
                "variable for '%s' instance.",
                self.binary, self.env_path, modcls_name
            )
            return True
        else:
            logger.debug(
                "Unable to locate '%s'; not modifying PATH environment "
                "variable for instance of '%s'.",
                self.binary, modcls_name
            )
            return False