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#!/usr/bin/python3
# Indents a CAF log with trace verbosity. The script does *not* deal with a log
# with multiple threads.
# usage (read file): indent_trace_log.py FILENAME
# (read stdin): indent_trace_log.py -
import argparse, sys, os, fileinput, re
def is_entry(line):
return 'TRACE' in line and 'ENTRY' in line
def is_exit(line):
return 'TRACE' in line and 'EXIT' in line
def print_indented(line, indent):
if is_exit(line):
indent = indent[:-2]
sys.stdout.write(indent)
sys.stdout.write(line)
if is_entry(line):
indent += " "
return indent
def read_lines(fp, ids):
indent = ""
if not ids or len(ids) == 0:
for line in fp:
indent = print_indented(line, indent)
else:
rx = re.compile('.+ (?:actor|ID = )([0-9]+) .+')
for line in fp:
rx_res = rx.match(line)
if rx_res != None and rx_res.group(1) in ids:
indent = print_indented(line, indent)
def main():
parser = argparse.ArgumentParser(description='Add a new C++ class.')
parser.add_argument('-i', dest='ids', action='append', help='only include actors with given ID(s)')
parser.add_argument("log", help='path to the log file or "-" for reading from STDIN')
args = parser.parse_args()
filepath = args.log
if filepath == '-':
read_lines(fileinput.input(), args.ids)
else:
if not os.path.isfile(filepath):
sys.exit()
with open(filepath) as fp:
read_lines(fp, args.ids)
if __name__ == "__main__":
main()
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