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docs/deep/examples/ast/exception/before.ast.txt

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Module(
  body=[
    Try(
      body=[
        Assign(
          targets=[
            Name(id='a', ctx=Store())],
          value=Call(
            func=Name(id='tool', ctx=Load()),
            args=[
              Constant(value='lookup')],
            keywords=[
              keyword(
                arg='key',
                value=Constant(value='book'))])),
        Assign(
          targets=[
            Name(id='b', ctx=Store())],
          value=Call(
            func=Name(id='tool', ctx=Load()),
            args=[
              Constant(value='lookup')],
            keywords=[
              keyword(
                arg='key',
                value=Subscript(
                  value=Name(id='inputs', ctx=Load()),
                  slice=Constant(value='absent'),
                  ctx=Load()))]))],
      handlers=[
        ExceptHandler(
          type=Name(id='KeyError', ctx=Load()),
          body=[
            Assign(
              targets=[
                Name(id='result', ctx=Store())],
              value=Name(id='a', ctx=Load()))])],
      orelse=[],
      finalbody=[])],
  type_ignores=[])