0 400   0   # Match and case as keywords
 2 400   0 + match (x):
 2 404   0 +     case +1:
 0 408   0 |         pass
 2 404   0 +     case -1:
 0 408   0 |         pass
 2 404   0 +     case []:
 0 408   0 |         pass
 1 408   0 |     
 0 400   0   # Match and case as identifiers
 0 400   0   match = 1
 2 400   0 + def match():
 0 404   0 |     pass
 0 400   0   match.group()
 0 400   0   1 + match
 0 400   0   case.attribute
 1 400   0   
 0 400   0   # Unfortunately wrong classifications; should be rare in real code because
 0 400   0   # non-call expressions usually don't begin lines, the exceptions are match(x)
 0 400   0   # and case(x)
 0 400   0   match(x)
 0 400   0   case(x)
 0 400   0   match + 1
 0 400   0   case + 1
 0 400   0   case[1]
 1 400   0