.('', '\t\t', <Unexpected end of input (loc.Word
  w: 
    (Token
      id: Id.Eof_Real
      col: 0
      length: 0
      span_id: 0
      line: (SourceLine line_num:0 content:'' src:(source.MainFile path:'<arith_parse_test.py>'))
      tval: ''
    )
)>)
(')', '\t\t', <Token can't be used in prefix position (loc.Word
  w: 
    (Token
      id: Id.Arith_RParen
      col: 0
      length: 1
      span_id: 0
      line: (SourceLine line_num:1 content:')' src:(source.MainFile path:'<arith_parse_test.py>'))
      tval: _
    )
)>)
('(', '\t\t', <Unexpected end of input (loc.Word
  w: 
    (Token
      id: Id.Eof_Real
      col: 1
      length: 0
      span_id: 1
      line: (SourceLine line_num:1 content:'(' src:(source.MainFile path:'<arith_parse_test.py>'))
      tval: ''
    )
)>)
('()', '\t\t', <Token can't be used in prefix position (loc.Word
  w: 
    (Token
      id: Id.Arith_RParen
      col: 1
      length: 1
      span_id: 1
      line: (SourceLine line_num:1 content:'()' src:(source.MainFile path:'<arith_parse_test.py>'))
      tval: _
    )
)>)
('( 1', '\t\t', <Parser expected Id.Arith_RParen, got Id.Eof_Real (loc.Word
  w: 
    (Token
      id: Id.Eof_Real
      col: 3
      length: 0
      span_id: 3
      line: (SourceLine line_num:1 content:'( 1' src:(source.MainFile path:'<arith_parse_test.py>'))
      tval: ''
    )
)>)
('(1 + (3 * 4)', '\t\t', <Parser expected Id.Arith_RParen, got Id.Eof_Real (loc.Word
  w: 
    (Token
      id: Id.Eof_Real
      col: 12
      length: 0
      span_id: 12
      line: 
        (SourceLine
          line_num: 1
          content: '(1 + (3 * 4)'
          src: (source.MainFile path:'<arith_parse_test.py>')
        )
      tval: ''
    )
)>)
('(1 + (3 * 4) 5', '\t\t', <Parser expected Id.Arith_RParen, got Id.Word_Compound (loc.Word
  w: 
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Digits
          col: 13
          length: 1
          span_id: 13
          line: 
            (SourceLine
              line_num: 1
              content: '(1 + (3 * 4) 5'
              src: (source.MainFile path:'<arith_parse_test.py>')
            )
          tval: 5
        )
      ]
    )
)>)
(';', '\t\t', <Token can't be used in prefix position (loc.Word
  w: 
    (Token
      id: Id.Arith_Semi
      col: 0
      length: 1
      span_id: 0
      line: (SourceLine line_num:1 content:';' src:(source.MainFile path:'<arith_parse_test.py>'))
      tval: _
    )
)>)
('- ;', '\t\t', <Token can't be used in prefix position (loc.Word
  w: 
    (Token
      id: Id.Arith_Semi
      col: 2
      length: 1
      span_id: 2
      line: (SourceLine line_num:1 content:'- ;' src:(source.MainFile path:'<arith_parse_test.py>'))
      tval: _
    )
)>)
('expression:', '(7)')
('node:', (compound_word
  parts: [
    (Token
      id: Id.Lit_Digits
      col: 1
      length: 1
      span_id: 1
      line: (SourceLine line_num:1 content:'(7)' src:(source.MainFile path:'<arith_parse_test.py>'))
      tval: 7
    )
  ]
))
('expression:', '1 + 2 - 3')
('node:', (arith_expr.Binary
  op_id: Id.Arith_Minus
  left: 
    (arith_expr.Binary
      op_id: Id.Arith_Plus
      left: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 0
              length: 1
              span_id: 0
              line: 
                (SourceLine
                  line_num: 1
                  content: '1 + 2 - 3'
                  src: (source.MainFile path:'<arith_parse_test.py>')
                )
              tval: 1
            )
          ]
        )
      right: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 4
              length: 1
              span_id: 4
              line: 
                (SourceLine
                  line_num: 1
                  content: '1 + 2 - 3'
                  src: (source.MainFile path:'<arith_parse_test.py>')
                )
              tval: 2
            )
          ]
        )
    )
  right: 
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Digits
          col: 8
          length: 1
          span_id: 8
          line: 
            (SourceLine
              line_num: 1
              content: '1 + 2 - 3'
              src: (source.MainFile path:'<arith_parse_test.py>')
            )
          tval: 3
        )
      ]
    )
))
('expression:', '1 + 2 * 3')
('node:', (arith_expr.Binary
  op_id: Id.Arith_Plus
  left: 
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Digits
          col: 0
          length: 1
          span_id: 0
          line: 
            (SourceLine
              line_num: 1
              content: '1 + 2 * 3'
              src: (source.MainFile path:'<arith_parse_test.py>')
            )
          tval: 1
        )
      ]
    )
  right: 
    (arith_expr.Binary
      op_id: Id.Arith_Star
      left: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 4
              length: 1
              span_id: 4
              line: 
                (SourceLine
                  line_num: 1
                  content: '1 + 2 * 3'
                  src: (source.MainFile path:'<arith_parse_test.py>')
                )
              tval: 2
            )
          ]
        )
      right: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 8
              length: 1
              span_id: 8
              line: 
                (SourceLine
                  line_num: 1
                  content: '1 + 2 * 3'
                  src: (source.MainFile path:'<arith_parse_test.py>')
                )
              tval: 3
            )
          ]
        )
    )
))
('expression:', '7 - 9 * (2 - 3)')
('node:', (arith_expr.Binary
  op_id: Id.Arith_Minus
  left: 
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Digits
          col: 0
          length: 1
          span_id: 0
          line: 
            (SourceLine
              line_num: 1
              content: '7 - 9 * (2 - 3)'
              src: (source.MainFile path:'<arith_parse_test.py>')
            )
          tval: 7
        )
      ]
    )
  right: 
    (arith_expr.Binary
      op_id: Id.Arith_Star
      left: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 4
              length: 1
              span_id: 4
              line: 
                (SourceLine
                  line_num: 1
                  content: '7 - 9 * (2 - 3)'
                  src: (source.MainFile path:'<arith_parse_test.py>')
                )
              tval: 9
            )
          ]
        )
      right: 
        (arith_expr.Binary
          op_id: Id.Arith_Minus
          left: 
            (compound_word
              parts: [
                (Token
                  id: Id.Lit_Digits
                  col: 9
                  length: 1
                  span_id: 9
                  line: 
                    (SourceLine
                      line_num: 1
                      content: '7 - 9 * (2 - 3)'
                      src: (source.MainFile path:'<arith_parse_test.py>')
                    )
                  tval: 2
                )
              ]
            )
          right: 
            (compound_word
              parts: [
                (Token
                  id: Id.Lit_Digits
                  col: 13
                  length: 1
                  span_id: 13
                  line: 
                    (SourceLine
                      line_num: 1
                      content: '7 - 9 * (2 - 3)'
                      src: (source.MainFile path:'<arith_parse_test.py>')
                    )
                  tval: 3
                )
              ]
            )
        )
    )
))
('expression:', '2 * 3 * 4')
('node:', (arith_expr.Binary
  op_id: Id.Arith_Star
  left: 
    (arith_expr.Binary
      op_id: Id.Arith_Star
      left: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 0
              length: 1
              span_id: 0
              line: 
                (SourceLine
                  line_num: 1
                  content: '2 * 3 * 4'
                  src: (source.MainFile path:'<arith_parse_test.py>')
                )
              tval: 2
            )
          ]
        )
      right: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 4
              length: 1
              span_id: 4
              line: 
                (SourceLine
                  line_num: 1
                  content: '2 * 3 * 4'
                  src: (source.MainFile path:'<arith_parse_test.py>')
                )
              tval: 3
            )
          ]
        )
    )
  right: 
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Digits
          col: 8
          length: 1
          span_id: 8
          line: 
            (SourceLine
              line_num: 1
              content: '2 * 3 * 4'
              src: (source.MainFile path:'<arith_parse_test.py>')
            )
          tval: 4
        )
      ]
    )
))
('expression:', '2 ** 3 ** 4')
('node:', (arith_expr.Binary
  op_id: Id.Arith_DStar
  left: 
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Digits
          col: 0
          length: 1
          span_id: 0
          line: 
            (SourceLine
              line_num: 1
              content: '2 ** 3 ** 4'
              src: (source.MainFile path:'<arith_parse_test.py>')
            )
          tval: 2
        )
      ]
    )
  right: 
    (arith_expr.Binary
      op_id: Id.Arith_DStar
      left: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 5
              length: 1
              span_id: 4
              line: 
                (SourceLine
                  line_num: 1
                  content: '2 ** 3 ** 4'
                  src: (source.MainFile path:'<arith_parse_test.py>')
                )
              tval: 3
            )
          ]
        )
      right: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 10
              length: 1
              span_id: 8
              line: 
                (SourceLine
                  line_num: 1
                  content: '2 ** 3 ** 4'
                  src: (source.MainFile path:'<arith_parse_test.py>')
                )
              tval: 4
            )
          ]
        )
    )
))
('expression:', '(2 ** 3) ** 4')
('node:', (arith_expr.Binary
  op_id: Id.Arith_DStar
  left: 
    (arith_expr.Binary
      op_id: Id.Arith_DStar
      left: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 1
              length: 1
              span_id: 1
              line: 
                (SourceLine
                  line_num: 1
                  content: '(2 ** 3) ** 4'
                  src: (source.MainFile path:'<arith_parse_test.py>')
                )
              tval: 2
            )
          ]
        )
      right: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 6
              length: 1
              span_id: 5
              line: 
                (SourceLine
                  line_num: 1
                  content: '(2 ** 3) ** 4'
                  src: (source.MainFile path:'<arith_parse_test.py>')
                )
              tval: 3
            )
          ]
        )
    )
  right: 
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Digits
          col: 12
          length: 1
          span_id: 10
          line: 
            (SourceLine
              line_num: 1
              content: '(2 ** 3) ** 4'
              src: (source.MainFile path:'<arith_parse_test.py>')
            )
          tval: 4
        )
      ]
    )
))
('expression:', '5')
('node:', (compound_word
  parts: [
    (Token
      id: Id.Lit_Digits
      col: 0
      length: 1
      span_id: 0
      line: (SourceLine line_num:1 content:5 src:(source.MainFile path:'<arith_parse_test.py>'))
      tval: 5
    )
  ]
))
('expression:', '4 + 2')
('node:', (arith_expr.Binary
  op_id: Id.Arith_Plus
  left: 
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Digits
          col: 0
          length: 1
          span_id: 0
          line: 
            (SourceLine
              line_num: 1
              content: '4 + 2'
              src: (source.MainFile path:'<arith_parse_test.py>')
            )
          tval: 4
        )
      ]
    )
  right: 
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Digits
          col: 4
          length: 1
          span_id: 4
          line: 
            (SourceLine
              line_num: 1
              content: '4 + 2'
              src: (source.MainFile path:'<arith_parse_test.py>')
            )
          tval: 2
        )
      ]
    )
))
('expression:', '9 - 8 - 7')
('node:', (arith_expr.Binary
  op_id: Id.Arith_Minus
  left: 
    (arith_expr.Binary
      op_id: Id.Arith_Minus
      left: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 0
              length: 1
              span_id: 0
              line: 
                (SourceLine
                  line_num: 1
                  content: '9 - 8 - 7'
                  src: (source.MainFile path:'<arith_parse_test.py>')
                )
              tval: 9
            )
          ]
        )
      right: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 4
              length: 1
              span_id: 4
              line: 
                (SourceLine
                  line_num: 1
                  content: '9 - 8 - 7'
                  src: (source.MainFile path:'<arith_parse_test.py>')
                )
              tval: 8
            )
          ]
        )
    )
  right: 
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Digits
          col: 8
          length: 1
          span_id: 8
          line: 
            (SourceLine
              line_num: 1
              content: '9 - 8 - 7'
              src: (source.MainFile path:'<arith_parse_test.py>')
            )
          tval: 7
        )
      ]
    )
))
('expression:', '9 - (8 - 7)')
('node:', (arith_expr.Binary
  op_id: Id.Arith_Minus
  left: 
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Digits
          col: 0
          length: 1
          span_id: 0
          line: 
            (SourceLine
              line_num: 1
              content: '9 - (8 - 7)'
              src: (source.MainFile path:'<arith_parse_test.py>')
            )
          tval: 9
        )
      ]
    )
  right: 
    (arith_expr.Binary
      op_id: Id.Arith_Minus
      left: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 5
              length: 1
              span_id: 5
              line: 
                (SourceLine
                  line_num: 1
                  content: '9 - (8 - 7)'
                  src: (source.MainFile path:'<arith_parse_test.py>')
                )
              tval: 8
            )
          ]
        )
      right: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 9
              length: 1
              span_id: 9
              line: 
                (SourceLine
                  line_num: 1
                  content: '9 - (8 - 7)'
                  src: (source.MainFile path:'<arith_parse_test.py>')
                )
              tval: 7
            )
          ]
        )
    )
))
('expression:', '(9 - 8) - 7')
('node:', (arith_expr.Binary
  op_id: Id.Arith_Minus
  left: 
    (arith_expr.Binary
      op_id: Id.Arith_Minus
      left: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 1
              length: 1
              span_id: 1
              line: 
                (SourceLine
                  line_num: 1
                  content: '(9 - 8) - 7'
                  src: (source.MainFile path:'<arith_parse_test.py>')
                )
              tval: 9
            )
          ]
        )
      right: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 5
              length: 1
              span_id: 5
              line: 
                (SourceLine
                  line_num: 1
                  content: '(9 - 8) - 7'
                  src: (source.MainFile path:'<arith_parse_test.py>')
                )
              tval: 8
            )
          ]
        )
    )
  right: 
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Digits
          col: 10
          length: 1
          span_id: 10
          line: 
            (SourceLine
              line_num: 1
              content: '(9 - 8) - 7'
              src: (source.MainFile path:'<arith_parse_test.py>')
            )
          tval: 7
        )
      ]
    )
))
('expression:', '2 + 3 ** 2 * 3 + 4')
('node:', (arith_expr.Binary
  op_id: Id.Arith_Plus
  left: 
    (arith_expr.Binary
      op_id: Id.Arith_Plus
      left: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 0
              length: 1
              span_id: 0
              line: 
                (SourceLine
                  line_num: 1
                  content: '2 + 3 ** 2 * 3 + 4'
                  src: (source.MainFile path:'<arith_parse_test.py>')
                )
              tval: 2
            )
          ]
        )
      right: 
        (arith_expr.Binary
          op_id: Id.Arith_Star
          left: 
            (arith_expr.Binary
              op_id: Id.Arith_DStar
              left: 
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Digits
                      col: 4
                      length: 1
                      span_id: 4
                      line: 
                        (SourceLine
                          line_num: 1
                          content: '2 + 3 ** 2 * 3 + 4'
                          src: (source.MainFile path:'<arith_parse_test.py>')
                        )
                      tval: 3
                    )
                  ]
                )
              right: 
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Digits
                      col: 9
                      length: 1
                      span_id: 8
                      line: 
                        (SourceLine
                          line_num: 1
                          content: '2 + 3 ** 2 * 3 + 4'
                          src: (source.MainFile path:'<arith_parse_test.py>')
                        )
                      tval: 2
                    )
                  ]
                )
            )
          right: 
            (compound_word
              parts: [
                (Token
                  id: Id.Lit_Digits
                  col: 13
                  length: 1
                  span_id: 12
                  line: 
                    (SourceLine
                      line_num: 1
                      content: '2 + 3 ** 2 * 3 + 4'
                      src: (source.MainFile path:'<arith_parse_test.py>')
                    )
                  tval: 3
                )
              ]
            )
        )
    )
  right: 
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Digits
          col: 17
          length: 1
          span_id: 16
          line: 
            (SourceLine
              line_num: 1
              content: '2 + 3 ** 2 * 3 + 4'
              src: (source.MainFile path:'<arith_parse_test.py>')
            )
          tval: 4
        )
      ]
    )
))
('expression:', '4 * 3 / 2')
('node:', (arith_expr.Binary
  op_id: Id.Arith_Slash
  left: 
    (arith_expr.Binary
      op_id: Id.Arith_Star
      left: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 0
              length: 1
              span_id: 0
              line: 
                (SourceLine
                  line_num: 1
                  content: '4 * 3 / 2'
                  src: (source.MainFile path:'<arith_parse_test.py>')
                )
              tval: 4
            )
          ]
        )
      right: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 4
              length: 1
              span_id: 4
              line: 
                (SourceLine
                  line_num: 1
                  content: '4 * 3 / 2'
                  src: (source.MainFile path:'<arith_parse_test.py>')
                )
              tval: 3
            )
          ]
        )
    )
  right: 
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Digits
          col: 8
          length: 1
          span_id: 8
          line: 
            (SourceLine
              line_num: 1
              content: '4 * 3 / 2'
              src: (source.MainFile path:'<arith_parse_test.py>')
            )
          tval: 2
        )
      ]
    )
))
('expression:', '3 * 2 % 4')
('node:', (arith_expr.Binary
  op_id: Id.Arith_Percent
  left: 
    (arith_expr.Binary
      op_id: Id.Arith_Star
      left: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 0
              length: 1
              span_id: 0
              line: 
                (SourceLine
                  line_num: 1
                  content: '3 * 2 % 4'
                  src: (source.MainFile path:'<arith_parse_test.py>')
                )
              tval: 3
            )
          ]
        )
      right: 
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Digits
              col: 4
              length: 1
              span_id: 4
              line: 
                (SourceLine
                  line_num: 1
                  content: '3 * 2 % 4'
                  src: (source.MainFile path:'<arith_parse_test.py>')
                )
              tval: 2
            )
          ]
        )
    )
  right: 
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Digits
          col: 8
          length: 1
          span_id: 8
          line: 
            (SourceLine
              line_num: 1
              content: '3 * 2 % 4'
              src: (source.MainFile path:'<arith_parse_test.py>')
            )
          tval: 4
        )
      ]
    )
))
('expression:', '+ 1')
('node:', (arith_expr.Unary
  op_id: Id.Node_UnaryPlus
  child: 
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Digits
          col: 2
          length: 1
          span_id: 2
          line: 
            (SourceLine
              line_num: 1
              content: '+ 1'
              src: (source.MainFile path:'<arith_parse_test.py>')
            )
          tval: 1
        )
      ]
    )
))
('expression:', '- 5')
('node:', (arith_expr.Unary
  op_id: Id.Node_UnaryMinus
  child: 
    (compound_word
      parts: [
        (Token
          id: Id.Lit_Digits
          col: 2
          length: 1
          span_id: 2
          line: 
            (SourceLine
              line_num: 1
              content: '- 5'
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                  li..
----------------------------------------------------------------------
Ran 3 tests in 0.044s

OK
ne_num: 1
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