Source link: https://gist.github.com/kevinmcmahon/1642404

Colored Logcat

Python file (4 KB): coloredlogcat.py

#!/usr/bin/python  '''
  Copyright 2009, The Android Open Source Project

Licensed under the Apache License, Version 2.0 (the "License");

you may not use this file except in compliance with the License.

You may obtain a copy of the License at

  http://www.apache.org/licenses/LICENSE-2.0

 Unless required by applicable law or agreed to in writing, software

distributed under the License is distributed on an "AS IS" BASIS,

WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

See the License for the specific language governing permissions and

limitations under the License. '''  # script to highlight adb logcat output for console # written by jeff sharkey, http://jsharkey.org/ # piping detection and popen() added by other android team members
import os, sys, re, StringIO import fcntl, termios, struct  # unpack the current terminal width/height data = fcntl.ioctl(sys.stdout.fileno(), termios.TIOCGWINSZ, '1234') HEIGHT, WIDTH = struct.unpack('hh',data)  BLACK, RED, GREEN, YELLOW, BLUE, MAGENTA, CYAN, WHITE = range(8)  def format(fg=None, bg=None, bright=False, bold=False, dim=False, reset=False):
  # manually derived from http://en.wikipedia.org/wiki/ANSI_escape_code#Codes
  codes = []
  if reset: codes.append("0")
  else:

if not fg is None: codes.append("3%d" % (fg))

if not bg is None:

 if not bright: codes.append("4%d" % (bg))

 else: codes.append("10%d" % (bg))

if bold: codes.append("1")

elif dim: codes.append("2")

else: codes.append("22")
  return "\033[%sm" % (";".join(codes))
def indent_wrap(message, indent=0, width=80):
  wrap_area = width - indent
  messagebuf = StringIO.StringIO()
  current = 0
  while current < len(message):

next = min(current + wrap_area, len(message))

messagebuf.write(message[current:next])

if next < len(message):

 messagebuf.write("\n%s" % (" " * indent))

current = next
  return messagebuf.getvalue()
LAST_USED = [RED,GREEN,YELLOW,BLUE,MAGENTA,CYAN,WHITE] KNOWN_TAGS = {

  "dalvikvm": BLUE,
  "Process": BLUE,
  "ActivityManager": CYAN,
  "ActivityThread": CYAN, 
}
  def allocate_color(tag):
  # this will allocate a unique format for the given tag
  # since we dont have very many colors, we always keep track of the LRU
  if not tag in KNOWN_TAGS:

KNOWN_TAGS[tag] = LAST_USED[0]
  color = KNOWN_TAGS[tag]
  LAST_USED.remove(color)
  LAST_USED.append(color)
  return color
RULES = {

  #re.compile(r"([\w\.@]+)=([\w\.@]+)"): r"%s\1%s=%s\2%s" % (format(fg=BLUE), format(fg=GREEN), format(fg=BLUE), format(reset=True)), 
}
  TAGTYPE_WIDTH = 3 TAG_WIDTH = 20 PROCESS_WIDTH = 8 # 8 or -1 HEADER_SIZE = TAGTYPE_WIDTH + 1 + TAG_WIDTH + 1 + PROCESS_WIDTH + 1  TAGTYPES = {

  "V": "%s%s%s " % (format(fg=WHITE, bg=BLACK), "V".center(TAGTYPE_WIDTH), format(reset=True)),
  "D": "%s%s%s " % (format(fg=BLACK, bg=BLUE), "D".center(TAGTYPE_WIDTH), format(reset=True)),
  "I": "%s%s%s " % (format(fg=BLACK, bg=GREEN), "I".center(TAGTYPE_WIDTH), format(reset=True)),
  "W": "%s%s%s " % (format(fg=BLACK, bg=YELLOW), "W".center(TAGTYPE_WIDTH), format(reset=True)),
  "E": "%s%s%s " % (format(fg=BLACK, bg=RED), "E".center(TAGTYPE_WIDTH), format(reset=True)), 
}
  retag = re.compile("^([A-Z])/([^\(]+)\(([^\)]+)\): (.*)$")  # to pick up -d or -e adb_args = ' '.join(sys.argv[1:])  # if someone is piping in to us, use stdin as input.  if not, invoke adb logcat if os.isatty(sys.stdin.fileno()):
  input = os.popen("adb %s logcat" % adb_args) else:
  input = sys.stdin  while True:
  try:

line = input.readline()
  except KeyboardInterrupt:

break

match = retag.match(line)
  if not match is None:

tagtype, tag, owner, message = match.groups()

linebuf = StringIO.StringIO()

 # center process info

if PROCESS_WIDTH > 0:

 owner = owner.strip().center(PROCESS_WIDTH)

 linebuf.write("%s%s%s " % (format(fg=BLACK, bg=BLACK, bright=True), owner, format(reset=True)))

 # right-align tag title and allocate color if needed

tag = tag.strip()

color = allocate_color(tag)

tag = tag[-TAG_WIDTH:].rjust(TAG_WIDTH)

linebuf.write("%s%s %s" % (format(fg=color, dim=False), tag, format(reset=True)))

 # write out tagtype colored edge

if not tagtype in TAGTYPES: break

linebuf.write(TAGTYPES[tagtype])

 # insert line wrapping as needed

message = indent_wrap(message, HEADER_SIZE, WIDTH)

 # format tag message using rules

for matcher in RULES:

 replace = RULES[matcher]

 message = matcher.sub(replace, message)

 linebuf.write(message)

line = linebuf.getvalue()

print line
  if len(line) == 0: break