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#!/usr/bin/env python
# -*- coding: utf-8 -*-
from __future__ import print_function
import json
import sys
import os
import re
import argparse
python2 = sys.version_info[0] == 2
python3 = sys.version_info[0] == 3
if python2:
from cStringIO import StringIO
if python3:
from io import StringIO
class ApplicationException(Exception):
pass
def pystr2elstrexp(s):
s = re.sub(r'^(u\'|\'|u\"|\")(.*)(\'|\")$', r'\2', repr(s))
output = re.sub(r'("|\\")', '\\"', s)
return u'"' + output + u'"'
class Processor(object):
def __init__(self):
self.out = StringIO()
def _print(self, data):
_type = type(data)
if _type is dict:
self.out.write('(let ((tbl (make-hash-table :test \'equal)))\n')
for k, v in sorted(data.items(), key=lambda x: x[0]):
self.out.write('(puthash ')
self.out.write(pystr2elstrexp(k))
self.out.write(' ')
self._print(v)
self.out.write(' tbl)\n')
self.out.write('tbl)')
elif _type is list:
self.out.write('(vector\n')
for v in data:
self._print(v)
self.out.write('\n')
self.out.write(')\n')
elif _type is bool:
self.out.write('t' if data else 'nil')
elif (_type is str or _type is unicode):
self.out.write(pystr2elstrexp(data))
else: # number ?
self.out.write(str(data))
def read(self, file):
data = json.load(file)
self._print(data)
def write(self, out):
out.write(self.out.getvalue())
def main():
argparser = argparse.ArgumentParser()
argparser.add_argument('-o', type=str)
argparser.add_argument('--defvar', type=str)
argparser.add_argument('file', nargs='+', type=str)
options = argparser.parse_args()
if options.o:
out = open(options.o, 'w')
else:
out = sys.stdout
try:
p = Processor()
for file in options.file:
try:
f = open(os.path.abspath(file))
p.read(f)
finally:
f.close()
out.write(';; ' + str(options.o) + '\n')
out.write(';; This file is generated from ' + ','.join(options.file) + '\n')
out.write(';; Don\'t edit.\n')
if options.defvar:
out.write(u'(emmet-defparameter ' + options.defvar + u'\n')
p.write(out)
if options.defvar:
out.write(')\n')
except:
if options.o:
out.close()
os.unlink(options.o)
raise
if options.o:
out.close()
if __name__ == '__main__':
try:
main()
except ApplicationException as e:
print(e.message, file=sys.stderr)
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