Uuencode file
(in_file, out_file, name=None, mode=None, *, backtick=False)
| 43 | pass |
| 44 | |
| 45 | def encode(in_file, out_file, name=None, mode=None, *, backtick=False): |
| 46 | """Uuencode file""" |
| 47 | # |
| 48 | # If in_file is a pathname open it and change defaults |
| 49 | # |
| 50 | opened_files = [] |
| 51 | try: |
| 52 | if in_file == '-': |
| 53 | in_file = sys.stdin.buffer |
| 54 | elif isinstance(in_file, str): |
| 55 | if name is None: |
| 56 | name = os.path.basename(in_file) |
| 57 | if mode is None: |
| 58 | try: |
| 59 | mode = os.stat(in_file).st_mode |
| 60 | except AttributeError: |
| 61 | pass |
| 62 | in_file = open(in_file, 'rb') |
| 63 | opened_files.append(in_file) |
| 64 | # |
| 65 | # Open out_file if it is a pathname |
| 66 | # |
| 67 | if out_file == '-': |
| 68 | out_file = sys.stdout.buffer |
| 69 | elif isinstance(out_file, str): |
| 70 | out_file = open(out_file, 'wb') |
| 71 | opened_files.append(out_file) |
| 72 | # |
| 73 | # Set defaults for name and mode |
| 74 | # |
| 75 | if name is None: |
| 76 | name = '-' |
| 77 | if mode is None: |
| 78 | mode = 0o666 |
| 79 | |
| 80 | # |
| 81 | # Remove newline chars from name |
| 82 | # |
| 83 | name = name.replace('\n','\\n') |
| 84 | name = name.replace('\r','\\r') |
| 85 | |
| 86 | # |
| 87 | # Write the data |
| 88 | # |
| 89 | out_file.write(('begin %o %s\n' % ((mode & 0o777), name)).encode("ascii")) |
| 90 | data = in_file.read(45) |
| 91 | while len(data) > 0: |
| 92 | out_file.write(binascii.b2a_uu(data, backtick=backtick)) |
| 93 | data = in_file.read(45) |
| 94 | if backtick: |
| 95 | out_file.write(b'`\nend\n') |
| 96 | else: |
| 97 | out_file.write(b' \nend\n') |
| 98 | finally: |
| 99 | for f in opened_files: |
| 100 | f.close() |
| 101 | |
| 102 |