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# Copyright (c) 2001-2007 Twisted Matrix Laboratories.
# See LICENSE for details.
"""
DEPRECATED since Twisted 8.0.
Utility functions for reporting bytecode frequencies to Skip Montanaro's
stat collector.
This module requires a version of Python build with DYNAMIC_EXCUTION_PROFILE,
and optionally DXPAIRS, defined to be useful.
"""
import sys, types, xmlrpclib, warnings
warnings.warn("twisted.python.dxprofile is deprecated since Twisted 8.0.",
category=DeprecationWarning)
def rle(iterable):
"""
Run length encode a list.
"""
iterable = iter(iterable)
runlen = 1
result = []
try:
previous = iterable.next()
except StopIteration:
return []
for element in iterable:
if element == previous:
runlen = runlen + 1
continue
else:
if isinstance(previous, (types.ListType, types.TupleType)):
previous = rle(previous)
result.append([previous, runlen])
previous = element
runlen = 1
if isinstance(previous, (types.ListType, types.TupleType)):
previous = rle(previous)
result.append([previous, runlen])
return result
def report(email, appname):
"""
Send an RLE encoded version of sys.getdxp() off to our Top Men (tm)
for analysis.
"""
if hasattr(sys, 'getdxp') and appname:
dxp = xmlrpclib.ServerProxy("http://manatee.mojam.com:7304")
dxp.add_dx_info(appname, email, sys.version_info[:3], rle(sys.getdxp()))
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