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Text File  |  2006-03-29  |  3KB  |  91 lines
  1. ###########################################################################
  2. # 
  3. #  Psyco logger.
  4. #   Copyright (C) 2001-2002  Armin Rigo et.al.
  5.  
  6. """Psyco logger.
  7.  
  8. See log() in core.py.
  9. """
  10. ###########################################################################
  11.  
  12.  
  13. import _psyco
  14. from time import time, localtime, strftime
  15.  
  16.  
  17. current = None
  18. print_charges = 10
  19. dump_delay = 0.2
  20. dump_last = 0.0
  21.  
  22. def write(s, level):
  23.     t = time()
  24.     f = t-int(t)
  25.     current.write("%s.%02d  %-*s%s\n" % (
  26.         strftime("%X", localtime(int(t))),
  27.         int(f*100.0), 63-level, s,
  28.         "%"*level))
  29.     current.flush()
  30.  
  31. def psycowrite(s):
  32.     t = time()
  33.     f = t-int(t)
  34.     current.write("%s.%02d  %-*s%s\n" % (
  35.         strftime("%X", localtime(int(t))),
  36.         int(f*100.0), 60, s.strip(),
  37.         "% %"))
  38.     current.flush()
  39.  
  40. ##def writelines(lines, level=0):
  41. ##    if lines:
  42. ##        t = time()
  43. ##        f = t-int(t)
  44. ##        timedesc = strftime("%x %X", localtime(int(t)))
  45. ##        print >> current, "%s.%03d  %-*s %s" % (
  46. ##            timedesc, int(f*1000),
  47. ##            50-level, lines[0],
  48. ##            "+"*level)
  49. ##        timedesc = " " * (len(timedesc)+5)
  50. ##        for line in lines[1:]:
  51. ##            print >> current, timedesc, line
  52.  
  53. def writememory():
  54.     write("memory usage: %d+ kb" % _psyco.memory(), 1)
  55.  
  56. def dumpcharges():
  57.     global dump_last
  58.     if print_charges:
  59.         t = time()
  60.         if not (dump_last <= t < dump_last+dump_delay):
  61.             if t <= dump_last+1.5*dump_delay:
  62.                 dump_last += dump_delay
  63.             else:
  64.                 dump_last = t
  65.             #write("%s: charges:" % who, 0)
  66.             lst = _psyco.stattop(print_charges)
  67.             if lst:
  68.                 f = t-int(t)
  69.                 lines = ["%s.%02d   ______\n" % (
  70.                     strftime("%X", localtime(int(t))),
  71.                     int(f*100.0))]
  72.                 i = 1
  73.                 for co, charge in lst:
  74.                     detail = co.co_filename
  75.                     if len(detail) > 19:
  76.                         detail = '...' + detail[-17:]
  77.                     lines.append("        #%-3d |%4.1f %%|  %-26s%20s:%d\n" %
  78.                                  (i, charge*100.0, co.co_name, detail,
  79.                                   co.co_firstlineno))
  80.                     i += 1
  81.                 current.writelines(lines)
  82.                 current.flush()
  83.  
  84. def writefinalstats():
  85.     dumpcharges()
  86.     writememory()
  87.     writedate("program exit")
  88.  
  89. def writedate(msg):
  90.     write('%s, %s' % (msg, strftime("%x")), 20)
  91.