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logger on windows

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Ricter Z 2016-10-19 12:50:30 +08:00
parent da5b860e5f
commit bb5024f1d7
1 changed files with 25 additions and 24 deletions
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49
nhentai/logger.py
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@ -3,11 +3,22 @@
# #
from __future__ import print_function, unicode_literals from __future__ import print_function, unicode_literals
import logging import logging
import os
import re import re
import subprocess
import sys import sys
if subprocess.mswindows:
import ctypes
import ctypes.wintypes
# Reference: https://gist.github.com/vsajip/758430
# https://github.com/ipython/ipython/issues/4252
# https://msdn.microsoft.com/en-us/library/windows/desktop/ms686047%28v=vs.85%29.aspx
ctypes.windll.kernel32.SetConsoleTextAttribute.argtypes = [ctypes.wintypes.HANDLE, ctypes.wintypes.WORD]
ctypes.windll.kernel32.SetConsoleTextAttribute.restype = ctypes.wintypes.BOOL
class ColorizingStreamHandler(logging.StreamHandler): class ColorizingStreamHandler(logging.StreamHandler):
# color names to indices # color names to indices
color_map = { color_map = {
@ -22,22 +33,13 @@ class ColorizingStreamHandler(logging.StreamHandler):
} }
# levels to (background, foreground, bold/intense) # levels to (background, foreground, bold/intense)
if os.name == 'nt': level_map = {
level_map = { logging.DEBUG: (None, 'blue', False),
logging.DEBUG: (None, 'white', False), logging.INFO: (None, 'green', False),
logging.INFO: (None, 'green', False), logging.WARNING: (None, 'yellow', False),
logging.WARNING: (None, 'yellow', False), logging.ERROR: (None, 'red', False),
logging.ERROR: (None, 'red', False), logging.CRITICAL: ('red', 'white', False)
logging.CRITICAL: ('red', 'white', False) }
}
else:
level_map = {
logging.DEBUG: (None, 'white', False),
logging.INFO: (None, 'green', False),
logging.WARNING: (None, 'yellow', False),
logging.ERROR: (None, 'red', False),
logging.CRITICAL: ('red', 'white', False)
}
csi = '\x1b[' csi = '\x1b['
reset = '\x1b[0m' reset = '\x1b[0m'
disable_coloring = False disable_coloring = False
@ -47,7 +49,7 @@ class ColorizingStreamHandler(logging.StreamHandler):
isatty = getattr(self.stream, 'isatty', None) isatty = getattr(self.stream, 'isatty', None)
return isatty and isatty() and not self.disable_coloring return isatty and isatty() and not self.disable_coloring
if os.name != 'nt': if not subprocess.mswindows:
def output_colorized(self, message): def output_colorized(self, message):
self.stream.write(message) self.stream.write(message)
else: else:
@ -65,8 +67,6 @@ class ColorizingStreamHandler(logging.StreamHandler):
} }
def output_colorized(self, message): def output_colorized(self, message):
import ctypes
parts = self.ansi_esc.split(message) parts = self.ansi_esc.split(message)
write = self.stream.write write = self.stream.write
h = None h = None
@ -75,7 +75,7 @@ class ColorizingStreamHandler(logging.StreamHandler):
if fd is not None: if fd is not None:
fd = fd() fd = fd()
if fd in (1, 2): # stdout or stderr if fd in (1, 2): # stdout or stderr
h = ctypes.windll.kernel32.GetStdHandle(-10 - fd) h = ctypes.windll.kernel32.GetStdHandle(-10 - fd)
while parts: while parts:
@ -97,11 +97,11 @@ class ColorizingStreamHandler(logging.StreamHandler):
elif 30 <= p <= 37: elif 30 <= p <= 37:
color |= self.nt_color_map[p - 30] color |= self.nt_color_map[p - 30]
elif p == 1: elif p == 1:
color |= 0x08 # foreground intensity on color |= 0x08 # foreground intensity on
elif p == 0: # reset to default color elif p == 0: # reset to default color
color = 0x07 color = 0x07
else: else:
pass # error condition ignored pass # error condition ignored
ctypes.windll.kernel32.SetConsoleTextAttribute(h, color) ctypes.windll.kernel32.SetConsoleTextAttribute(h, color)
@ -135,6 +135,7 @@ class ColorizingStreamHandler(logging.StreamHandler):
message = logging.StreamHandler.format(self, record) message = logging.StreamHandler.format(self, record)
return self.colorize(message, record) return self.colorize(message, record)
logging.addLevelName(15, "INFO") logging.addLevelName(15, "INFO")
logger = logging.getLogger('nhentai') logger = logging.getLogger('nhentai')
LOGGER_HANDLER = ColorizingStreamHandler(sys.stdout) LOGGER_HANDLER = ColorizingStreamHandler(sys.stdout)