def delete(self):
"""Remove the activation from the agenda."""
if lib.EnvDeleteActivation(self._env, self._act) != 1:
raise CLIPSError(self._env)
self._env = None
def clear(self):
"""Deletes all activations in the agenda."""
if lib.EnvDeleteActivation(self._env, ffi.NULL) != 1:
raise CLIPSError(self._env)