('\n---', '}')
{<Id.Lit_RBrace '}'>}('\n---', ',')
{<Id.Lit_Comma ','>}('\n---', 'B-{a,b}-E')
{<B-> <Id.Lit_LBrace '{'> <a> <Id.Lit_Comma ','> <b> <Id.Lit_RBrace '}'> <-E>}(word.BracedTree
  parts: [
    (Token
      id: Id.Lit_Chars
      col: 0
      length: 2
      span_id: 0
      line: (SourceLine line_num:1 content:'B-{a,b}-E' src:(source.MainFile path:word_parse_test.py))
      tval: B-
    )
    (word_part.BracedTuple
      words: [
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 3
              length: 1
              span_id: 2
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,b}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: a
            )
          ]
        )
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 5
              length: 1
              span_id: 4
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,b}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: b
            )
          ]
        )
      ]
      spids: []
    )
    (Token
      id: Id.Lit_Chars
      col: 7
      length: 2
      span_id: 6
      line: (SourceLine line_num:1 content:'B-{a,b}-E' src:(source.MainFile path:word_parse_test.py))
      tval: -E
    )
  ]
)--
('\n---', 'B-{a"a",b"b",c"c"}-E')
{<B-> <Id.Lit_LBrace '{'> <a> (DQ <a>) <Id.Lit_Comma ','> <b> (DQ <b>) <Id.Lit_Comma ','> <c> (DQ <c>) 
  <Id.Lit_RBrace '}'> <-E>
}(word.BracedTree
  parts: [
    (Token
      id: Id.Lit_Chars
      col: 0
      length: 2
      span_id: 0
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a"a",b"b",c"c"}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: B-
    )
    (word_part.BracedTuple
      words: [
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 3
              length: 1
              span_id: 2
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a"a",b"b",c"c"}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: a
            )
            (double_quoted
              left: 
                (Token
                  id: Id.Left_DoubleQuote
                  col: 4
                  length: 1
                  span_id: 3
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'B-{a"a",b"b",c"c"}-E'
                      src: (source.MainFile path:word_parse_test.py)
                    )
                  tval: '"'
                )
              parts: [
                (Token
                  id: Id.Lit_Chars
                  col: 5
                  length: 1
                  span_id: 4
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'B-{a"a",b"b",c"c"}-E'
                      src: (source.MainFile path:word_parse_test.py)
                    )
                  tval: a
                )
              ]
              right: 
                (Token
                  id: Id.Right_DoubleQuote
                  col: 6
                  length: 1
                  span_id: 5
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'B-{a"a",b"b",c"c"}-E'
                      src: (source.MainFile path:word_parse_test.py)
                    )
                  tval: '"'
                )
            )
          ]
        )
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 8
              length: 1
              span_id: 7
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a"a",b"b",c"c"}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: b
            )
            (double_quoted
              left: 
                (Token
                  id: Id.Left_DoubleQuote
                  col: 9
                  length: 1
                  span_id: 8
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'B-{a"a",b"b",c"c"}-E'
                      src: (source.MainFile path:word_parse_test.py)
                    )
                  tval: '"'
                )
              parts: [
                (Token
                  id: Id.Lit_Chars
                  col: 10
                  length: 1
                  span_id: 9
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'B-{a"a",b"b",c"c"}-E'
                      src: (source.MainFile path:word_parse_test.py)
                    )
                  tval: b
                )
              ]
              right: 
                (Token
                  id: Id.Right_DoubleQuote
                  col: 11
                  length: 1
                  span_id: 10
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'B-{a"a",b"b",c"c"}-E'
                      src: (source.MainFile path:word_parse_test.py)
                    )
                  tval: '"'
                )
            )
          ]
        )
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 13
              length: 1
              span_id: 12
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a"a",b"b",c"c"}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: c
            )
            (double_quoted
              left: 
                (Token
                  id: Id.Left_DoubleQuote
                  col: 14
                  length: 1
                  span_id: 13
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'B-{a"a",b"b",c"c"}-E'
                      src: (source.MainFile path:word_parse_test.py)
                    )
                  tval: '"'
                )
              parts: [
                (Token
                  id: Id.Lit_Chars
                  col: 15
                  length: 1
                  span_id: 14
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'B-{a"a",b"b",c"c"}-E'
                      src: (source.MainFile path:word_parse_test.py)
                    )
                  tval: c
                )
              ]
              right: 
                (Token
                  id: Id.Right_DoubleQuote
                  col: 16
                  length: 1
                  span_id: 15
                  line: 
                    (SourceLine
                      line_num: 1
                      content: 'B-{a"a",b"b",c"c"}-E'
                      src: (source.MainFile path:word_parse_test.py)
                    )
                  tval: '"'
                )
            )
          ]
        )
      ]
      spids: []
    )
    (Token
      id: Id.Lit_Chars
      col: 18
      length: 2
      span_id: 17
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a"a",b"b",c"c"}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: -E
    )
  ]
)--
('\n---', 'B-{a,b}--{c,d}-E')
{<B-> <Id.Lit_LBrace '{'> <a> <Id.Lit_Comma ','> <b> <Id.Lit_RBrace '}'> <--> <Id.Lit_LBrace '{'> <c> 
  <Id.Lit_Comma ','> <d> <Id.Lit_RBrace '}'> <-E>
}(word.BracedTree
  parts: [
    (Token
      id: Id.Lit_Chars
      col: 0
      length: 2
      span_id: 0
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}--{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: B-
    )
    (word_part.BracedTuple
      words: [
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 3
              length: 1
              span_id: 2
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,b}--{c,d}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: a
            )
          ]
        )
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 5
              length: 1
              span_id: 4
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,b}--{c,d}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: b
            )
          ]
        )
      ]
      spids: []
    )
    (Token
      id: Id.Lit_Chars
      col: 7
      length: 2
      span_id: 6
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}--{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: --
    )
    (word_part.BracedTuple
      words: [
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 10
              length: 1
              span_id: 8
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,b}--{c,d}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: c
            )
          ]
        )
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 12
              length: 1
              span_id: 10
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,b}--{c,d}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: d
            )
          ]
        )
      ]
      spids: []
    )
    (Token
      id: Id.Lit_Chars
      col: 14
      length: 2
      span_id: 12
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}--{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: -E
    )
  ]
)--
('\n---', 'B-{a,b,c,={d,e}}-E')
{<B-> <Id.Lit_LBrace '{'> <a> <Id.Lit_Comma ','> <b> <Id.Lit_Comma ','> <c> <Id.Lit_Comma ','> 
  <Id.Lit_Equals '='> <Id.Lit_LBrace '{'> <d> <Id.Lit_Comma ','> <e> <Id.Lit_RBrace '}'> <Id.Lit_RBrace '}'> <-E>
}(word.BracedTree
  parts: [
    (Token
      id: Id.Lit_Chars
      col: 0
      length: 2
      span_id: 0
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b,c,={d,e}}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: B-
    )
    (word_part.BracedTuple
      words: [
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 3
              length: 1
              span_id: 2
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,b,c,={d,e}}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: a
            )
          ]
        )
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 5
              length: 1
              span_id: 4
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,b,c,={d,e}}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: b
            )
          ]
        )
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 7
              length: 1
              span_id: 6
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,b,c,={d,e}}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: c
            )
          ]
        )
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Equals
              col: 9
              length: 1
              span_id: 8
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,b,c,={d,e}}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: '='
            )
            (word_part.BracedTuple
              words: [
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 11
                      length: 1
                      span_id: 10
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'B-{a,b,c,={d,e}}-E'
                          src: (source.MainFile path:word_parse_test.py)
                        )
                      tval: d
                    )
                  ]
                )
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 13
                      length: 1
                      span_id: 12
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'B-{a,b,c,={d,e}}-E'
                          src: (source.MainFile path:word_parse_test.py)
                        )
                      tval: e
                    )
                  ]
                )
              ]
              spids: []
            )
          ]
        )
      ]
      spids: []
    )
    (Token
      id: Id.Lit_Chars
      col: 16
      length: 2
      span_id: 15
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b,c,={d,e}}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: -E
    )
  ]
)('\n---', 'B-{a,={b,c}=,d}-E')
{<B-> <Id.Lit_LBrace '{'> <a> <Id.Lit_Comma ','> <Id.Lit_Equals '='> <Id.Lit_LBrace '{'> <b> 
  <Id.Lit_Comma ','> <c> <Id.Lit_RBrace '}'> <Id.Lit_Equals '='> <Id.Lit_Comma ','> <d> <Id.Lit_RBrace '}'> <-E>
}(word.BracedTree
  parts: [
    (Token
      id: Id.Lit_Chars
      col: 0
      length: 2
      span_id: 0
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c}=,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: B-
    )
    (word_part.BracedTuple
      words: [
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 3
              length: 1
              span_id: 2
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,={b,c}=,d}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: a
            )
          ]
        )
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Equals
              col: 5
              length: 1
              span_id: 4
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,={b,c}=,d}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: '='
            )
            (word_part.BracedTuple
              words: [
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 7
                      length: 1
                      span_id: 6
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'B.-{a,={b,c}=,d}-E'
                          src: (source.MainFile path:word_parse_test.py)
                        )
                      tval: b
                    )
                  ]
                )
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 9
                      length: 1
                      span_id: 8
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'B-{a,={b,c}=,d}-E'
                          src: (source.MainFile path:word_parse_test.py)
                        )
                      tval: c
                    )
                  ]
                )
              ]
              spids: []
            )
            (Token
              id: Id.Lit_Equals
              col: 11
              length: 1
              span_id: 10
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,={b,c}=,d}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: '='
            )
          ]
        )
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 13
              length: 1
              span_id: 12
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,={b,c}=,d}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: d
            )
          ]
        )
      ]
      spids: []
    )
    (Token
      id: Id.Lit_Chars
      col: 15
      length: 2
      span_id: 14
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c}=,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: -E
    )
  ]
)(compound_word
  parts: [
    (Token
      id: Id.Lit_Chars
      col: 3
      length: 1
      span_id: 2
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c}=,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: a
    )
  ]
)('\n---', '{a,b,}')
{<Id.Lit_LBrace '{'> <a> <Id.Lit_Comma ','> <b> <Id.Lit_Comma ','> <Id.Lit_RBrace '}'>}(word.BracedTree
  parts: [
    (word_part.BracedTuple
      words: [
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 1
              length: 1
              span_id: 1
              line: 
                (SourceLine
                  line_num: 1
                  content: '{a,b,}'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: a
            )
          ]
        )
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 3
              length: 1
              span_id: 3
              line: 
                (SourceLine
                  line_num: 1
                  content: '{a,b,}'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: b
            )
          ]
        )
        (compound_word parts:[])
      ]
      spids: []
    )
  ]
)('\n---', 'hi')
{<hi>}(compound_word
  parts: [
    (Token
      id: Id.Lit_Chars
      col: 0
      length: 2
      span_id: 0
      line: (SourceLine line_num:1 content:hi src:(source.MainFile path:word_parse_test.py))
      tval: hi
    )
  ]
)
('\n---', 'B-{a,b}-E')
{<B-> <Id.Lit_LBrace '{'> <a> <Id.Lit_Comma ','> <b> <Id.Lit_RBrace '}'> <-E>}(word.BracedTree
  parts: [
    (Token
      id: Id.Lit_Chars
      col: 0
      length: 2
      span_id: 0
      line: (SourceLine line_num:1 content:'B-{a,b}-E' src:(source.MainFile path:word_parse_test.py))
      tval: B-
    )
    (word_part.BracedTuple
      words: [
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 3
              length: 1
              span_id: 2
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,b}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: a
            )
          ]
        )
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 5
              length: 1
              span_id: 4
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,b}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: b
            )
          ]
        )
      ]
      spids: []
    )
    (Token
      id: Id.Lit_Chars
      col: 7
      length: 2
      span_id: 6
      line: (SourceLine line_num:1 content:'B-{a,b}-E' src:(source.MainFile path:word_parse_test.py))
      tval: -E
    )
  ]
)(compound_word
  parts: [
    (Token
      id: Id.Lit_Chars
      col: 0
      length: 2
      span_id: 0
      line: (SourceLine line_num:1 content:'B-{a,b}-E' src:(source.MainFile path:word_parse_test.py))
      tval: B-
    )
    (Token
      id: Id.Lit_Chars
      col: 3
      length: 1
      span_id: 2
      line: (SourceLine line_num:1 content:'B-{a,b}-E' src:(source.MainFile path:word_parse_test.py))
      tval: a
    )
    (Token
      id: Id.Lit_Chars
      col: 7
      length: 2
      span_id: 6
      line: (SourceLine line_num:1 content:'B-{a,b}-E' src:(source.MainFile path:word_parse_test.py))
      tval: -E
    )
  ]
)
(compound_word
  parts: [
    (Token
      id: Id.Lit_Chars
      col: 0
      length: 2
      span_id: 0
      line: (SourceLine line_num:1 content:'B-{a,b}-E' src:(source.MainFile path:word_parse_test.py))
      tval: B-
    )
    (Token
      id: Id.Lit_Chars
      col: 5
      length: 1
      span_id: 4
      line: (SourceLine line_num:1 content:'B-{a,b}-E' src:(source.MainFile path:word_parse_test.py))
      tval: b
    )
    (Token
      id: Id.Lit_Chars
      col: 7
      length: 2
      span_id: 6
      line: (SourceLine line_num:1 content:'B-{a,b}-E' src:(source.MainFile path:word_parse_test.py))
      tval: -E
    )
  ]
)
('\n---', 'B-{a,={b,c,d}=,e}-E')
{<B-> <Id.Lit_LBrace '{'> <a> <Id.Lit_Comma ','> <Id.Lit_Equals '='> <Id.Lit_LBrace '{'> <b> 
  <Id.Lit_Comma ','> <c> <Id.Lit_Comma ','> <d> <Id.Lit_RBrace '}'> <Id.Lit_Equals '='> <Id.Lit_Comma ','> <e> 
  <Id.Lit_RBrace '}'> <-E>
}(word.BracedTree
  parts: [
    (Token
      id: Id.Lit_Chars
      col: 0
      length: 2
      span_id: 0
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: B-
    )
    (word_part.BracedTuple
      words: [
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 3
              length: 1
              span_id: 2
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,={b,c,d}=,e}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: a
            )
          ]
        )
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Equals
              col: 5
              length: 1
              span_id: 4
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,={b,c,d}=,e}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: '='
            )
            (word_part.BracedTuple
              words: [
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 7
                      length: 1
                      span_id: 6
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'B-{a,={b,c,d}=,e}-E'
                          src: (source.MainFile path:word_parse_test.py)
                        )
                      tval: b
                    )
                  ]
                )
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 9
                      length: 1
                      span_id: 8
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'B-{a,={b,c,d}=,e}-E'
                          src: (source.MainFile path:word_parse_test.py)
                        )
                      tval: c
                    )
                  ]
                )
                (compound_word
                  parts: [
                    (Token
                      id: Id.Lit_Chars
                      col: 11
                      length: 1
                      span_id: 10
                      line: 
                        (SourceLine
                          line_num: 1
                          content: 'B-{a,={b,c,d}=,e}-E'
                          src: (source.MainFile path:word_parse_test.py)
                        )
                      tval: d
                    )
                  ]
                )
              ]
              spids: []
            )
            (Token
              id: Id.Lit_Equals
              col: 13
              length: 1
              span_id: 12
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,={b,c,d}=,e}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: '='
            )
          ]
        )
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 15
              length: 1
              span_id: 14
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,={b,c,d}=,e}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: e
            )
          ]
        )
      ]
      spids: []
    )
    (Token
      id: Id.Lit_Chars
      col: 17
      length: 2
      span_id: 16
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: -E
    )
  ]
)(compound_word
  parts: [
    (Token
      id: Id.Lit_Chars
      col: 0
      length: 2
      span_id: 0
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: B-
    )
    (Token
      id: Id.Lit_Chars
      col: 3
      length: 1
      span_id: 2
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: a
    )
    (Token
      id: Id.Lit_Chars
      col: 17
      length: 2
      span_id: 16
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: -E
    )
  ]
)
(compound_word
  parts: [
    (Token
      id: Id.Lit_Chars
      col: 0
      length: 2
      span_id: 0
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: B-
    )
    (Token
      id: Id.Lit_Equals
      col: 5
      length: 1
      span_id: 4
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: '='
    )
    (Token
      id: Id.Lit_Chars
      col: 7
      length: 1
      span_id: 6
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: b
    )
    (Token
      id: Id.Lit_Equals
      col: 13
      length: 1
      span_id: 12
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: '='
    )
    (Token
      id: Id.Lit_Chars
      col: 17
      length: 2
      span_id: 16
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: -E
    )
  ]
)
(compound_word
  parts: [
    (Token
      id: Id.Lit_Chars
      col: 0
      length: 2
      span_id: 0
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: B-
    )
    (Token
      id: Id.Lit_Equals
      col: 5
      length: 1
      span_id: 4
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: '='
    )
    (Token
      id: Id.Lit_Chars
      col: 9
      length: 1
      span_id: 8
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: c
    )
    (Token
      id: Id.Lit_Equals
      col: 13
      length: 1
      span_id: 12
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: '='
    )
    (Token
      id: Id.Lit_Chars
      col: 17
      length: 2
      span_id: 16
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: -E
    )
  ]
)
(compound_word
  parts: [
    (Token
      id: Id.Lit_Chars
      col: 0
      length: 2
      span_id: 0
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: B-
    )
    (Token
      id: Id.Lit_Equals
      col: 5
      length: 1
      span_id: 4
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: '='
    )
    (Token
      id: Id.Lit_Chars
      col: 11
      length: 1
      span_id: 10
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: d
    )
    (Token
      id: Id.Lit_Equals
      col: 13
      length: 1
      span_id: 12
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: '='
    )
    (Token
      id: Id.Lit_Chars
      col: 17
      length: 2
      span_id: 16
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: -E
    )
  ]
)
(compound_word
  parts: [
    (Token
      id: Id.Lit_Chars
      col: 0
      length: 2
      span_id: 0
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: B-
    )
    (Token
      id: Id.Lit_Chars
      col: 15
      length: 1
      span_id: 14
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: e
    )
    (Token
      id: Id.Lit_Chars
      col: 17
      length: 2
      span_id: 16
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,={b,c,d}=,e}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: -E
    )
  ]
)
('\n---', 'B-{a,b}-{c,d}-E')
{<B-> <Id.Lit_LBrace '{'> <a> <Id.Lit_Comma ','> <b> <Id.Lit_RBrace '}'> <-> <Id.Lit_LBrace '{'> <c> 
  <Id.Lit_Comma ','> <d> <Id.Lit_RBrace '}'> <-E>
}(word.BracedTree
  parts: [
    (Token
      id: Id.Lit_Chars
      col: 0
      length: 2
      span_id: 0
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: B-
    )
    (word_part.BracedTuple
      words: [
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 3
              length: 1
              span_id: 2
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,b}-{c,d}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: a
            )
          ]
        )
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 5
              length: 1
              span_id: 4
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,b}-{c,d}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: b
            )
          ]
        )
      ]
      spids: []
    )
    (Token
      id: Id.Lit_Chars
      col: 7
      length: 1
      span_id: 6
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: -
    )
    (word_part.BracedTuple
      words: [
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 9
              length: 1
              span_id: 8
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,b}-{c,d}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: c
            )
          ]
        )
        (compound_word
          parts: [
            (Token
              id: Id.Lit_Chars
              col: 11
              length: 1
              span_id: 10
              line: 
                (SourceLine
                  line_num: 1
                  content: 'B-{a,b}-{c,d}-E'
                  src: (source.MainFile path:word_parse_test.py)
                )
              tval: d
            )
          ]
        )
      ]
      spids: []
    )
    (Token
      id: Id.Lit_Chars
      col: 13
      length: 2
      span_id: 12
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: -E
    )
  ]
)(compound_word
  parts: [
    (Token
      id: Id.Lit_Chars
      col: 0
      length: 2
      span_id: 0
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: B-
    )
    (Token
      id: Id.Lit_Chars
      col: 3
      length: 1
      span_id: 2
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: a
    )
    (Token
      id: Id.Lit_Chars
      col: 7
      length: 1
      span_id: 6
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: -
    )
    (Token
      id: Id.Lit_Chars
      col: 9
      length: 1
      span_id: 8
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: c
    )
    (Token
      id: Id.Lit_Chars
      col: 13
      length: 2
      span_id: 12
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: -E
    )
  ]
)
(compound_word
  parts: [
    (Token
      id: Id.Lit_Chars
      col: 0
      length: 2
      span_id: 0
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: B-
    )
    (Token
      id: Id.Lit_Chars
      col: 3
      length: 1
      span_id: 2
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: a
    )
    (Token
      id: Id.Lit_Chars
      col: 7
      length: 1
      span_id: 6
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: -
    )
    (Token
      id: Id.Lit_Chars
      col: 11
      length: 1
      span_id: 10
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: d
    )
    (Token
      id: Id.Lit_Chars
      col: 13
      length: 2
      span_id: 12
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: -E
    )
  ]
)
(compound_word
  parts: [
    (Token
      id: Id.Lit_Chars
      col: 0
      length: 2
      span_id: 0
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: B-
    )
    (Token
      id: Id.Lit_Chars
      col: 5
      length: 1
      span_id: 4
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: b
    )
    (Token
      id: Id.Lit_Chars
      col: 7
      length: 1
      span_id: 6
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: -
    )
    (Token
      id: Id.Lit_Chars
      col: 9
      length: 1
      span_id: 8
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: c
    )
    (Token
      id: Id.Lit_Chars
      col: 13
      length: 2
      span_id: 12
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: -E
    )
  ]
)
(compound_word
  parts: [
    (Token
      id: Id.Lit_Chars
      col: 0
      length: 2
      span_id: 0
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: B-
    )
    (Token
      id: Id.Lit_Chars
      col: 5
      length: 1
      span_id: 4
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: b
    )
    (Token
      id: Id.Lit_Chars
      col: 7
      length: 1
      span_id: 6
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: -
    )
    (Token
      id: Id.Lit_Chars
      col: 11
      length: 1
      span_id: 10
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
      tval: d
    )
    (Token
      id: Id.Lit_Chars
      col: 13
      length: 2
      span_id: 12
      line: 
        (SourceLine
          line_num: 1
          content: 'B-{a,b}-{c,d}-E'
          src: (source.MainFile path:word_parse_test.py)
        )
    .''	None
'1'	None
'1..'	None
'1'	(word_part.BracedRange kind:Id.Range_Int start:1 end:3 step:1 spids:[-1])
'3'	(word_part.BracedRange kind:Id.Range_Int start:3 end:-10 step:-2 spids:[-1])
'3..-10..-2..'	None
'a'	None
'a..'	None
'a'	(word_part.BracedRange kind:Id.Range_Char start:a end:z step:1 spids:[-1])
'a..z..'	None
'z'	(word_part.BracedRange kind:Id.Range_Char start:z end:a step:-1 spids:[-1])
.
----------------------------------------------------------------------
Ran 3 tests in 0.028s

OK
  tval: -E
    )
  ]
)