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| 1 ''' | |
| 2 This module generates ANSI character codes to printing colors to terminals. | |
| 3 See: http://en.wikipedia.org/wiki/ANSI_escape_code | |
| 4 ''' | |
| 5 | |
| 6 CSI = '\033[' | |
| 7 | |
| 8 def code_to_chars(code): | |
| 9 return CSI + str(code) + 'm' | |
| 10 | |
| 11 class AnsiCodes(object): | |
| 12 def __init__(self): | |
| 13 for name in dir(self): | |
| 14 if not name.startswith('_') and name.upper() == name: | |
| 15 value = getattr(self, name) | |
| 16 setattr(self, name, code_to_chars(value)) | |
| 17 | |
| 18 | |
| 19 class AnsiFore(AnsiCodes): | |
| 20 BLACK = 30 | |
| 21 RED = 31 | |
| 22 GREEN = 32 | |
| 23 YELLOW = 33 | |
| 24 BLUE = 34 | |
| 25 MAGENTA = 35 | |
| 26 CYAN = 36 | |
| 27 WHITE = 37 | |
| 28 RESET = 39 | |
| 29 | |
| 30 class AnsiBack(AnsiCodes): | |
| 31 BLACK = 40 | |
| 32 RED = 41 | |
| 33 GREEN = 42 | |
| 34 YELLOW = 43 | |
| 35 BLUE = 44 | |
| 36 MAGENTA = 45 | |
| 37 CYAN = 46 | |
| 38 WHITE = 47 | |
| 39 RESET = 49 | |
| 40 | |
| 41 class AnsiStyle(AnsiCodes): | |
| 42 BRIGHT = 1 | |
| 43 DIM = 2 | |
| 44 NORMAL = 22 | |
| 45 RESET_ALL = 0 | |
| 46 | |
| 47 | |
| 48 # Constructing the object converts the code into the equivalent ANSI escape | |
| 49 # string. | |
| 50 Fore = AnsiFore() | |
| 51 Back = AnsiBack() | |
| 52 Style = AnsiStyle() | |
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