import logging

# Ansi color codes

CSI = '\x1b['

RESET = 0

BOLD = 1

BLACK, RED, GREEN, YELLOW, BLUE, MAGENTA, CYAN, WHITE = range(30, 38)

BACKGROUND = 40 - 30

def sgr(*codes):

return CSI + ';'.join(map(str, codes)) + 'm'

# modified from http://plumberjack.blogspot.co.uk/2010/12/colorizing-logging-output-in-terminals.html

class ColorizingStreamHandler(logging.StreamHandler):

DEBUG = sgr(BLUE)

WARNING = sgr(YELLOW)

ERROR = sgr(RED)

CRITICAL = sgr(RED, BOLD)

reset = sgr(RESET)

@property

def is_tty(self):

isatty = getattr(self.stream, 'isatty', None)

return isatty and isatty()

def emit(self, record):

try:

message = self.format(record)

self.stream.write(message + '\n')

self.flush()

except Exception:

self.handleError(record)

def colorize(self, message, record):

color = getattr(self, record.levelname, None)

if color:

message = color + message + self.reset

return message

def format(self, record):

message = logging.StreamHandler.format(self, record)

if self.is_tty:

message = self.colorize(message, record)

return message

class GreenStreamHandler(ColorizingStreamHandler):

INFO = sgr(GREEN)

def mail_logging(message, app):

msg = u'''

+++++ SENDING MAIL +++++

TO: {0.recipients}

FROM: {0.sender}

SUBJECT: {0.subject}

---------

{0.body}

++++++++++

'''.format(message)

app.logger.info(msg)