  
      cdef inline bint is_final(self) nogil:
          return self.stack_depth() <= 0 and self._b_i >= self.length
  
      cdef inline bint has_head(self, int i) nogil:
          self.c.has_head(i)
 
</s>
        self.c.is_final()
  
      cdef inline bint is_final(self) nogil:
        self.c.is_final()
          return self.stack_depth() <= 0 and self._b_i >= self.length
  
      cdef inline bint has_head(self, int i) nogil:
          self.c.has_head(i)
keep add keep keep keep keep
 * Shadow StateClass with StateC, to start proxying
spacy/syntax/stateclass.pxd