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1 import logging 2 3 BLACK, RED, GREEN, YELLOW, BLUE, MAGENTA, CYAN, WHITE = range(8) 4 5 COLORS = { 6 'WARNING' : BLUE, 7 'INFO' : BLACK, 8 'DEBUG' : GREEN, 9 'CRITICAL' : RED, 10 'ERROR' : RED, 11 'BLACK' : BLACK, 12 'RED' : RED, 13 'GREEN' : GREEN, 14 'YELLOW' : YELLOW, 15 'BLUE' : BLUE, 16 'MAGENTA' : MAGENTA, 17 'CYAN' : CYAN, 18 'WHITE' : WHITE, 19 } 20 21 RESET_SEQ = "\033[0m" 22 COLOR_SEQ = "\033[1;%dm" 23 BOLD_SEQ = "\033[1m" 242671 72 logging.ColorFormatter = ColorFormatter 7328 # can't do super(...) here because Formatter is an old school class 29 logging.Formatter.__init__(self, *args, **kwargs)3032 levelname = record.levelname 33 color_choice = COLORS[levelname] 34 new_args=[] 35 # A not-so-nice but working way of passing arguments to this formatter 36 # from MadGraph. 37 color_specified = False 38 for arg in record.args: 39 if isinstance(arg,str) and arg.startswith('$MG'): 40 elems=arg.split(':') 41 if len(elems)>2: 42 if elems[1]=='color': 43 color_specified = True 44 color_choice = COLORS[elems[2]] 45 if color_choice == 0: 46 color_choice = 30 47 else: 48 new_args.append(arg) 49 record.args = tuple(new_args) 50 color = COLOR_SEQ % (30 + color_choice) 51 message = logging.Formatter.format(self, record) 52 if not message.endswith('$RESET'): 53 message += '$RESET' 54 for k,v in COLORS.items(): 55 color_flag = COLOR_SEQ % (v+30) 56 message = message.replace("$" + k, color_flag)\ 57 .replace("$BG" + k, COLOR_SEQ % (v+40))\ 58 .replace("$BG-" + k, COLOR_SEQ % (v+40)) 59 60 if levelname == 'INFO': 61 message = message.replace("$RESET", '' if not color_specified else RESET_SEQ)\ 62 .replace("$BOLD", '')\ 63 .replace("$COLOR", color if color_specified else '') 64 return message 65 else: 66 message = message.replace("$RESET", RESET_SEQ)\ 67 .replace("$BOLD", BOLD_SEQ)\ 68 .replace("$COLOR", color) 69 70 return message
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