Parse a tool definition into a cwl2wdl style dictionary.

def _tool_to_dict(tool, records, remapped):
    """Parse a tool definition into a cwl2wdl style dictionary.
    """
    requirements = _requirements_to_dict(tool.requirements + tool.hints)
    inputs = []
    outputs = []
    for inp in tool.tool["inputs"]:
        ready_inp, records = _input_to_dict(inp, records, remapped)
        inputs.append(ready_inp)
    for outp in tool.tool["outputs"]:
        ready_outp, records = _output_to_dict(outp, records)
        outputs.append(ready_outp)
    out = {"name": _id_to_name(tool.tool["id"]),
           "baseCommand": " ".join(tool.tool["baseCommand"]),
           "arguments": [_arg_to_dict(a, requirements) for a in tool.tool["arguments"]],
           "inputs": inputs,
           "outputs": outputs,
           "requirements": requirements,
           "stdin": None, "stdout": None}
    return out, records