hy/bin/hy2py

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#!/usr/bin/env python
from __future__ import print_function
from hy.importer import import_file_to_ast, import_file_to_hst
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import argparse
import sys
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import astor.codegen
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module_name = "<STDIN>"
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parser = argparse.ArgumentParser(
prog="hy2py",
usage="%(prog)s [options] FILE",
formatter_class=argparse.RawDescriptionHelpFormatter)
parser.add_argument("--with-source", "-s", action="store_true",
help="Show the parsed source structure")
parser.add_argument("--with-ast", "-a", action="store_true",
help="Show the generated AST")
parser.add_argument("--without-python", "-np", action="store_true",
help="Do not show the python code generated from the AST")
parser.add_argument('args', nargs=argparse.REMAINDER, help=argparse.SUPPRESS)
options = parser.parse_args(sys.argv[1:])
if options.with_source:
hst = import_file_to_hst(options.args[0])
print(hst)
print()
print()
_ast = import_file_to_ast(options.args[0], module_name)
if options.with_ast:
print(astor.dump(_ast))
print()
print()
if not options.without_python:
print(astor.codegen.to_source(_ast))