Mercurial > cpython-lru_cache-weakref

annotate Tools/scripts/gprof2html.py @ 80661:94de77bd0b4b 2.7

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Issue #16194: document imp.load_dynamic problems when read several extension modules from the same binary object file.
author Andrew Svetlov <andrew.svetlov@gmail.com>
date Thu, 29 Nov 2012 19:51:28 +0200
parents 981fff7363b9
children 0c308d65d7bc fcfe324663a6
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 #! /usr/bin/env python2.3
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2
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3 """Transform gprof(1) output into useful HTML."""
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4
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5 import re, os, sys, cgi, webbrowser
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6
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7 header = """\
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8 <html>
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9 <head>
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10 <title>gprof output (%s)</title>
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11 </head>
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12 <body>
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13 <pre>
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14 """
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15
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16 trailer = """\
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17 </pre>
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18 </body>
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19 </html>
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20 """
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21
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22 def add_escapes(input):
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23 for line in input:
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24 yield cgi.escape(line)
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25
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26 def main():
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27 filename = "gprof.out"
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28 if sys.argv[1:]:
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29 filename = sys.argv[1]
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30 outputfilename = filename + ".html"
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31 input = add_escapes(file(filename))
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32 output = file(outputfilename, "w")
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33 output.write(header % filename)
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34 for line in input:
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35 output.write(line)
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36 if line.startswith(" time"):
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37 break
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38 labels = {}
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39 for line in input:
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40 m = re.match(r"(.* )(\w+)\n", line)
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41 if not m:
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42 output.write(line)
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43 break
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44 stuff, fname = m.group(1, 2)
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45 labels[fname] = fname
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46 output.write('%s<a name="flat:%s" href="#call:%s">%s</a>\n' %
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47 (stuff, fname, fname, fname))
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48 for line in input:
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49 output.write(line)
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50 if line.startswith("index % time"):
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51 break
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52 for line in input:
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53 m = re.match(r"(.* )(\w+)(( &lt;cycle.*&gt;)? \[\d+\])\n", line)
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54 if not m:
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55 output.write(line)
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56 if line.startswith("Index by function name"):
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57 break
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58 continue
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59 prefix, fname, suffix = m.group(1, 2, 3)
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60 if fname not in labels:
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61 output.write(line)
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62 continue
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63 if line.startswith("["):
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64 output.write('%s<a name="call:%s" href="#flat:%s">%s</a>%s\n' %
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65 (prefix, fname, fname, fname, suffix))
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66 else:
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67 output.write('%s<a href="#call:%s">%s</a>%s\n' %
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68 (prefix, fname, fname, suffix))
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69 for line in input:
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70 for part in re.findall(r"(\w+(?:\.c)?|\W+)", line):
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71 if part in labels:
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72 part = '<a href="#call:%s">%s</a>' % (part, part)
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73 output.write(part)
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74 output.write(trailer)
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75 output.close()
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76 webbrowser.open("file:" + os.path.abspath(outputfilename))
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77
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78 if __name__ == '__main__':
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79 main()