Mercurial > cpython-lru_cache-weakref

annotate Tools/scripts/gprof2html.py @ 81343:3a7cd8efc19f

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#16852: merge with 3.3.
author Ezio Melotti <ezio.melotti@gmail.com>
date Thu, 10 Jan 2013 03:29:45 +0200
parents 4d603d6782db
children 354e4d096c34
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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fcfe324663a6 convert shebang lines: python -> python3
Benjamin Peterson <benjamin@python.org>
parents: 33074
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1 #! /usr/bin/env python32.3
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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(filename):
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23 with open(filename) as fp:
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24 for line in fp:
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25 yield cgi.escape(line)
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26
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27
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28 def main():
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29 filename = "gprof.out"
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30 if sys.argv[1:]:
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31 filename = sys.argv[1]
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32 outputfilename = filename + ".html"
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33 input = add_escapes(filename)
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34 output = open(outputfilename, "w")
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35 output.write(header % filename)
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36 for line in input:
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37 output.write(line)
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38 if line.startswith(" time"):
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39 break
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40 labels = {}
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41 for line in input:
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42 m = re.match(r"(.* )(\w+)\n", line)
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43 if not m:
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44 output.write(line)
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45 break
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46 stuff, fname = m.group(1, 2)
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47 labels[fname] = fname
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48 output.write('%s<a name="flat:%s" href="#call:%s">%s</a>\n' %
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49 (stuff, fname, fname, fname))
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50 for line in input:
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51 output.write(line)
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52 if line.startswith("index % time"):
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53 break
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54 for line in input:
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55 m = re.match(r"(.* )(\w+)(( &lt;cycle.*&gt;)? \[\d+\])\n", line)
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56 if not m:
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57 output.write(line)
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58 if line.startswith("Index by function name"):
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59 break
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60 continue
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61 prefix, fname, suffix = m.group(1, 2, 3)
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62 if fname not in labels:
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63 output.write(line)
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64 continue
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65 if line.startswith("["):
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66 output.write('%s<a name="call:%s" href="#flat:%s">%s</a>%s\n' %
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67 (prefix, fname, fname, fname, suffix))
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68 else:
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69 output.write('%s<a href="#call:%s">%s</a>%s\n' %
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70 (prefix, fname, fname, suffix))
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71 for line in input:
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72 for part in re.findall(r"(\w+(?:\.c)?|\W+)", line):
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73 if part in labels:
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74 part = '<a href="#call:%s">%s</a>' % (part, part)
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75 output.write(part)
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76 output.write(trailer)
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77 output.close()
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78 webbrowser.open("file:" + os.path.abspath(outputfilename))
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79
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80 if __name__ == '__main__':
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81 main()