(c)
| 57 | def isblank(c): return _ctoi(c) in (9, 32) |
| 58 | def iscntrl(c): return 0 <= _ctoi(c) <= 31 or _ctoi(c) == 127 |
| 59 | def isdigit(c): return 48 <= _ctoi(c) <= 57 |
| 60 | def isgraph(c): return 33 <= _ctoi(c) <= 126 |
| 61 | def islower(c): return 97 <= _ctoi(c) <= 122 |
| 62 | def isprint(c): return 32 <= _ctoi(c) <= 126 |