From 4710c53dcad1ebf3755f3efb9e80ac24bd72a9b2 Mon Sep 17 00:00:00 2001
From: darylm503 <darylm503@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Mon, 16 Apr 2012 22:12:42 +0000
Subject: AppPkg/Applications/Python: Add Python 2.7.2 sources since the
 release of Python 2.7.3 made them unavailable from the python.org web site.

These files are a subset of the python-2.7.2.tgz distribution from python.org.  Changed files from PyMod-2.7.2 have been copied into the corresponding directories of this tree, replacing the original files in the distribution.

Signed-off-by: daryl.mcdaniel@intel.com


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13197 6f19259b-4bc3-4df7-8a09-765794883524
---
 .../Python/Python-2.7.2/Lib/hotshot/stats.py       | 93 ++++++++++++++++++++++
 1 file changed, 93 insertions(+)
 create mode 100644 AppPkg/Applications/Python/Python-2.7.2/Lib/hotshot/stats.py

(limited to 'AppPkg/Applications/Python/Python-2.7.2/Lib/hotshot/stats.py')

diff --git a/AppPkg/Applications/Python/Python-2.7.2/Lib/hotshot/stats.py b/AppPkg/Applications/Python/Python-2.7.2/Lib/hotshot/stats.py
new file mode 100644
index 0000000000..c51418530c
--- /dev/null
+++ b/AppPkg/Applications/Python/Python-2.7.2/Lib/hotshot/stats.py
@@ -0,0 +1,93 @@
+"""Statistics analyzer for HotShot."""
+
+import profile
+import pstats
+
+import hotshot.log
+
+from hotshot.log import ENTER, EXIT
+
+
+def load(filename):
+    return StatsLoader(filename).load()
+
+
+class StatsLoader:
+    def __init__(self, logfn):
+        self._logfn = logfn
+        self._code = {}
+        self._stack = []
+        self.pop_frame = self._stack.pop
+
+    def load(self):
+        # The timer selected by the profiler should never be used, so make
+        # sure it doesn't work:
+        p = Profile()
+        p.get_time = _brokentimer
+        log = hotshot.log.LogReader(self._logfn)
+        taccum = 0
+        for event in log:
+            what, (filename, lineno, funcname), tdelta = event
+            if tdelta > 0:
+                taccum += tdelta
+
+            # We multiply taccum to convert from the microseconds we
+            # have to the seconds that the profile/pstats module work
+            # with; this allows the numbers to have some basis in
+            # reality (ignoring calibration issues for now).
+
+            if what == ENTER:
+                frame = self.new_frame(filename, lineno, funcname)
+                p.trace_dispatch_call(frame, taccum * .000001)
+                taccum = 0
+
+            elif what == EXIT:
+                frame = self.pop_frame()
+                p.trace_dispatch_return(frame, taccum * .000001)
+                taccum = 0
+
+            # no further work for line events
+
+        assert not self._stack
+        return pstats.Stats(p)
+
+    def new_frame(self, *args):
+        # args must be filename, firstlineno, funcname
+        # our code objects are cached since we don't need to create
+        # new ones every time
+        try:
+            code = self._code[args]
+        except KeyError:
+            code = FakeCode(*args)
+            self._code[args] = code
+        # frame objects are create fresh, since the back pointer will
+        # vary considerably
+        if self._stack:
+            back = self._stack[-1]
+        else:
+            back = None
+        frame = FakeFrame(code, back)
+        self._stack.append(frame)
+        return frame
+
+
+class Profile(profile.Profile):
+    def simulate_cmd_complete(self):
+        pass
+
+
+class FakeCode:
+    def __init__(self, filename, firstlineno, funcname):
+        self.co_filename = filename
+        self.co_firstlineno = firstlineno
+        self.co_name = self.__name__ = funcname
+
+
+class FakeFrame:
+    def __init__(self, code, back):
+        self.f_back = back
+        self.f_code = code
+
+
+def _brokentimer():
+    raise RuntimeError, "this timer should not be called"
-- 
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