在PyCharm中控制台输出日志分层级分颜色显示的方法

#!/usr/bin/env python# encoding: utf-8import logging# now we patch Python code to add color support to logging.StreamHandlerdef add_coloring_to_emit_windows(fn):  # add methods we need to the class  def _out_handle(self):    import ctypes    return ctypes.windll.kernel32.GetStdHandle(self.STD_OUTPUT_HANDLE)  out_handle = property(_out_handle)  def _set_color(self, code):    import ctypes    # Constants from the Windows API    self.STD_OUTPUT_HANDLE = -11    hdl = ctypes.windll.kernel32.GetStdHandle(self.STD_OUTPUT_HANDLE)    ctypes.windll.kernel32.SetConsoleTextAttribute(hdl, code)  setattr(logging.StreamHandler, '_set_color', _set_color)  def new(*args):    FOREGROUND_BLUE = 0x0001 # text color contains blue.    FOREGROUND_GREEN = 0x0002 # text color contains green.    FOREGROUND_RED = 0x0004 # text color contains red.    FOREGROUND_INTENSITY = 0x0008 # text color is intensified.    FOREGROUND_WHITE = FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED    # winbase.h    STD_INPUT_HANDLE = -10    STD_OUTPUT_HANDLE = -11    STD_ERROR_HANDLE = -12    # wincon.h    FOREGROUND_BLACK = 0x0000    FOREGROUND_BLUE = 0x0001    FOREGROUND_GREEN = 0x0002    FOREGROUND_CYAN = 0x0003    FOREGROUND_RED = 0x0004    FOREGROUND_MAGENTA = 0x0005    FOREGROUND_YELLOW = 0x0006    FOREGROUND_GREY = 0x0007    FOREGROUND_INTENSITY = 0x0008 # foreground color is intensified.    BACKGROUND_BLACK = 0x0000    BACKGROUND_BLUE = 0x0010    BACKGROUND_GREEN = 0x0020    BACKGROUND_CYAN = 0x0030    BACKGROUND_RED = 0x0040    BACKGROUND_MAGENTA = 0x0050    BACKGROUND_YELLOW = 0x0060    BACKGROUND_GREY = 0x0070    BACKGROUND_INTENSITY = 0x0080 # background color is intensified.    levelno = args[1].levelno    if (levelno >= 50):      color = BACKGROUND_YELLOW | FOREGROUND_RED | FOREGROUND_INTENSITY | BACKGROUND_INTENSITY    elif (levelno >= 40):      color = FOREGROUND_RED | FOREGROUND_INTENSITY    elif (levelno >= 30):      color = FOREGROUND_YELLOW | FOREGROUND_INTENSITY    elif (levelno >= 20):      color = FOREGROUND_GREEN    elif (levelno >= 10):      color = FOREGROUND_MAGENTA    else:      color = FOREGROUND_WHITE    args[0]._set_color(color)    ret = fn(*args)    args[0]._set_color(FOREGROUND_WHITE)    # print "after"    return ret  return newdef add_coloring_to_emit_ansi(fn):  # add methods we need to the class  def new(*args):    levelno = args[1].levelno    if (levelno >= 50):      color = '/x1b[31m' # red    elif (levelno >= 40):      color = '/x1b[31m' # red    elif (levelno >= 30):      color = '/x1b[33m' # yellow    elif (levelno >= 20):      color = '/x1b[32m' # green    elif (levelno >= 10):      color = '/x1b[35m' # pink    else:      color = '/x1b[0m' # normal    try:      args[1].msg = color + args[1].msg + '/x1b[0m' # normal    except Exception as e:      pass    # print "after"    return fn(*args)  return newimport platformif platform.system() == 'Windows':  # Windows does not support ANSI escapes and we are using API calls to set the console color  logging.StreamHandler.emit = add_coloring_to_emit_windows(logging.StreamHandler.emit)else:  # all non-Windows platforms are supporting ANSI escapes so we use them  logging.StreamHandler.emit = add_coloring_to_emit_ansi(logging.StreamHandler.emit)  # log = logging.getLogger()  # log.addFilter(log_filter())  # //hdlr = logging.StreamHandler()  # //hdlr.setFormatter(formatter())