def p_halfblock(p):
'''halfblock : label
| halfblock newline
| halfblock dot
| halfblock pvar
| halfblock dvar
| halfblock spaces
| halfblock identifier
| halfblock cblock
| halfblock assign
| halfblock pblock
| halfblock colon
| halfblock string
| halfblock num
| halfblock eq
| halfblock lt
| halfblock gt
| halfblock not
| halfblock tab
| halfblock misc
| halfblock comma
| halfblock fcall
'''
if len(p)>2:
p[0]=p[1]
n=p[2]
if isinstance(p[2],str) or isinstance(p[2],int):
x= p[2]
if x=='\n':
x='newline'
n=Node("token")
n.str = x
p[0].args.append(n)
else:
p[0] = Node('halfb')
p[0].label = p[1]
