#!/usr/bin/env?python

#?Copyright?（c）?2015?The?Chromium?Authors.?All?rights?reserved.
#?Use?of?this?source?code?is?governed?by?a?BSD-style?license?that?can?be
#?found?in?the?LICENSE?file.

import?os
import?sys

version?=?sys.version_info[:2]
if?version?!=?（2?7）:
??sys.stderr.write（‘Systrace?does?not?support?Python?%d.%d.?‘
???????????????????‘Please?use?Python?2.7.\n‘?%?version）
??sys.exit（1）

systrace_dir?=?os.path.abspath（
????os.path.join（os.path.dirname（__file__）?‘catapult‘?‘systrace‘））
sys.path.insert（0?systrace_dir）

def?RemoveAllStalePycFiles（base_dir）:
??“““Scan?directories?for?old?.pyc?files?without?a?.py?file?and?delete?them.“““
??for?dirname?_?filenames?in?os.walk（base_dir）:
????if?‘.git‘?in?dirname:
??????continue
????for?filename?in?filenames:
??????root?ext?=?os.path.splitext（filename）
??????if?ext?!=?‘.pyc‘:
????????continue

??????pyc_path?=?os.path.join（dirname?filename）
??????py_path?=?os.path.join（dirname?root?+?‘.py‘）

??????try:
????????if?not?os.path.exists（py_path）:
??????????os.remove（pyc_path）
??????except?OSError:
????????#?Wrap?OS?calls?in?try/except?in?case?another?process?touched?this?file.
????????pass

????try:
??????os.removedirs（dirname）
????except?OSError:
??????#?Wrap?OS?calls?in?try/except?in?case?another?process?touched?this?dir.
??????pass

if?__name__?==?‘__main__‘:
??RemoveAllStalePycFiles（os.path.dirname（__file__））
??from?systrace?import?run_systrace
??sys.exit（run_systrace.main（））

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-08-08?13:45??platform-tools-2\
?????文件???????60504??2017-05-12?13:01??platform-tools-2\dmtracedump
?????目錄???????????0??2018-08-08?14:16??__MACOSX\
?????目錄???????????0??2018-08-08?14:16??__MACOSX\platform-tools-2\
?????文件?????????212??2017-05-12?13:01??__MACOSX\platform-tools-2\._dmtracedump
?????文件??????????63??2017-10-26?15:34??platform-tools-2\source.properties
?????文件?????????212??2017-10-26?15:34??__MACOSX\platform-tools-2\._source.properties
?????文件?????2326156??2017-05-12?13:01??platform-tools-2\adb
?????文件?????????212??2017-05-12?13:01??__MACOSX\platform-tools-2\._adb
?????文件??????238028??2017-05-12?13:01??platform-tools-2\etc1tool
?????文件?????????212??2017-05-12?13:01??__MACOSX\platform-tools-2\._etc1tool
?????文件??????261776??2017-06-02?02:40??platform-tools-2\NOTICE.txt
?????文件?????????212??2017-06-02?02:40??__MACOSX\platform-tools-2\._NOTICE.txt
?????文件?????2172900??2017-10-26?15:46??platform-tools-2\fastboot
?????文件?????????212??2017-10-26?15:46??__MACOSX\platform-tools-2\._fastboot
?????文件?????1233284??2017-05-12?13:01??platform-tools-2\sqlite3
?????文件?????????212??2017-05-12?13:01??__MACOSX\platform-tools-2\._sqlite3
?????目錄???????????0??2017-05-12?13:01??platform-tools-2\lib\
?????文件??????956544??2017-05-12?13:01??platform-tools-2\lib\libc++.dylib
?????目錄???????????0??2018-08-08?14:16??__MACOSX\platform-tools-2\lib\
?????文件?????????212??2017-05-12?13:01??__MACOSX\platform-tools-2\lib\._libc++.dylib
?????文件?????????212??2017-05-12?13:01??__MACOSX\platform-tools-2\._lib
?????目錄???????????0??2017-06-02?10:30??platform-tools-2\api\
?????文件?????3878554??2017-06-02?02:40??platform-tools-2\api\api-versions.xml
?????目錄???????????0??2018-08-08?14:16??__MACOSX\platform-tools-2\api\
?????文件?????????212??2017-06-02?02:40??__MACOSX\platform-tools-2\api\._api-versions.xml
?????文件?????1159737??2017-06-02?02:38??platform-tools-2\api\annotations.zip
?????文件?????????212??2017-06-02?02:38??__MACOSX\platform-tools-2\api\._annotations.zip
?????文件?????????212??2017-06-02?10:30??__MACOSX\platform-tools-2\._api
?????文件???????17536??2017-05-12?13:01??platform-tools-2\hprof-conv
?????文件?????????212??2017-05-12?13:01??__MACOSX\platform-tools-2\._hprof-conv
............此處省略4409個(gè)文件信息