DataViews/PyProfileDialog.py

Sat, 05 Jul 2014 15:02:45 +0200

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sat, 05 Jul 2014 15:02:45 +0200
changeset 3682
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parent 3656
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child 4021
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permissions
-rw-r--r--

Changed a few files to reference eric6.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2003 - 2014 Detlev Offenbach <detlev@die-offenbachs.de>
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4 #
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5
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6 """
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7 Module implementing a dialog to display profile data.
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8 """
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9
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10 from __future__ import unicode_literals
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11
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12 import os
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13 import pickle
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14
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15 from PyQt5.QtCore import Qt
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16 from PyQt5.QtWidgets import QDialog, QDialogButtonBox, QMenu, QHeaderView, \
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17 QTreeWidgetItem, QApplication
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18
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19 from E5Gui import E5MessageBox
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20
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21 from .Ui_PyProfileDialog import Ui_PyProfileDialog
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22 import Utilities
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23
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24
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25 class ProfileTreeWidgetItem(QTreeWidgetItem):
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26 """
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27 Class implementing a custom QTreeWidgetItem to allow sorting on numeric
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28 values.
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29 """
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30 def __getNC(self, itm):
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31 """
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32 Private method to get the value to compare on for the first column.
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33
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34 @param itm item to operate on (ProfileTreeWidgetItem)
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35 @return comparison value for the first column (integer)
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36 """
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37 s = itm.text(0)
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38 return int(s.split('/')[0])
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39
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40 def __lt__(self, other):
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41 """
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42 Special method to check, if the item is less than the other one.
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43
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44 @param other reference to item to compare against
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45 (ProfileTreeWidgetItem)
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46 @return true, if this item is less than other (boolean)
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47 """
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48 column = self.treeWidget().sortColumn()
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49 if column == 0:
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50 return self.__getNC(self) < self.__getNC(other)
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51 if column == 6:
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52 return int(self.text(column)) < int(other.text(column))
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53 return self.text(column) < other.text(column)
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54
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55
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56 class PyProfileDialog(QDialog, Ui_PyProfileDialog):
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57 """
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58 Class implementing a dialog to display the results of a profiling run.
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59 """
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60 def __init__(self, parent=None):
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61 """
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62 Constructor
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63
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64 @param parent parent widget (QWidget)
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65 """
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66 super(PyProfileDialog, self).__init__(parent)
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67 self.setupUi(self)
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68
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69 self.buttonBox.button(QDialogButtonBox.Close).setEnabled(False)
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70 self.buttonBox.button(QDialogButtonBox.Cancel).setDefault(True)
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71
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72 self.cancelled = False
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73 self.exclude = True
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74 self.ericpath = os.path.dirname(
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75 os.path.dirname(os.path.abspath(__file__)))
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76 self.pyLibPath = Utilities.getPythonLibPath()
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77
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78 self.summaryList.headerItem().setText(
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79 self.summaryList.columnCount(), "")
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80 self.resultList.headerItem().setText(self.resultList.columnCount(), "")
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81 self.resultList.header().setSortIndicator(0, Qt.DescendingOrder)
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82
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83 self.__menu = QMenu(self)
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84 self.filterItm = self.__menu.addAction(
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85 self.tr('Exclude Python Library'),
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86 self.__filter)
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87 self.__menu.addSeparator()
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88 self.__menu.addAction(
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89 self.tr('Erase Profiling Info'), self.__eraseProfile)
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90 self.__menu.addAction(
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91 self.tr('Erase Timing Info'), self.__eraseTiming)
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92 self.__menu.addSeparator()
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93 self.__menu.addAction(self.tr('Erase All Infos'), self.__eraseAll)
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94 self.resultList.setContextMenuPolicy(Qt.CustomContextMenu)
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95 self.resultList.customContextMenuRequested.connect(
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96 self.__showContextMenu)
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97 self.summaryList.setContextMenuPolicy(Qt.CustomContextMenu)
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98 self.summaryList.customContextMenuRequested.connect(
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99 self.__showContextMenu)
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100
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101 def __createResultItem(self, calls, totalTime, totalTimePerCall,
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102 cumulativeTime, cumulativeTimePerCall, file, line,
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103 functionName):
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104 """
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105 Private method to create an entry in the result list.
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106
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107 @param calls number of calls (integer)
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108 @param totalTime total time (double)
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109 @param totalTimePerCall total time per call (double)
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110 @param cumulativeTime cumulative time (double)
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111 @param cumulativeTimePerCall cumulative time per call (double)
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112 @param file filename of file (string)
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113 @param line linenumber (integer)
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114 @param functionName function name (string)
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115 """
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116 itm = ProfileTreeWidgetItem(self.resultList, [
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117 calls,
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118 "{0: 8.3f}".format(totalTime),
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119 totalTimePerCall,
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120 "{0: 8.3f}".format(cumulativeTime),
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121 cumulativeTimePerCall,
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122 file,
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123 str(line),
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124 functionName
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125 ])
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126 for col in [0, 1, 2, 3, 4, 6]:
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127 itm.setTextAlignment(col, Qt.AlignRight)
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128
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129 def __createSummaryItem(self, label, contents):
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130 """
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131 Private method to create an entry in the summary list.
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132
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133 @param label text of the first column (string)
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134 @param contents text of the second column (string)
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135 """
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136 itm = QTreeWidgetItem(self.summaryList, [label, contents])
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137 itm.setTextAlignment(1, Qt.AlignRight)
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138
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139 def __resortResultList(self):
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140 """
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141 Private method to resort the tree.
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142 """
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143 self.resultList.sortItems(self.resultList.sortColumn(),
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144 self.resultList.header()
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145 .sortIndicatorOrder())
0
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146
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147 def __populateLists(self, exclude=False):
0
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148 """
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149 Private method used to populate the listviews.
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150
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151 @param exclude flag indicating whether files residing in the
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152 Python library should be excluded
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153 """
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154 self.resultList.clear()
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155 self.summaryList.clear()
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156
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157 self.checkProgress.setMaximum(len(self.stats))
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158 QApplication.processEvents()
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159
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160 progress = 0
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161 total_calls = 0
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162 prim_calls = 0
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163 total_tt = 0
0
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164
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165 try:
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166 # disable updates of the list for speed
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167 self.resultList.setUpdatesEnabled(False)
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168 self.resultList.setSortingEnabled(False)
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169
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170 # now go through all the files
12
1d8dd9706f46 First commit after changing to Python 3.1.
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parents: 0
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171 for func, (cc, nc, tt, ct, callers) in list(self.stats.items()):
0
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172 if self.cancelled:
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parents:
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173 return
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174
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175 if not (self.ericpath and
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176 func[0].startswith(self.ericpath)) and \
2377
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177 not func[0].startswith("DebugClients") and \
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parents: 2302
diff changeset
178 func[0] != "profile" and \
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
179 not (exclude and (
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2302
diff changeset
180 func[0].startswith(self.pyLibPath) or func[0] == "")):
0
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181 if self.file is None or func[0].startswith(self.file) or \
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parents:
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182 func[0].startswith(self.pyLibPath):
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diff changeset
183 # calculate the totals
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184 total_calls += nc
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185 prim_calls += cc
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186 total_tt += tt
0
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187
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188 if nc != cc:
406
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diff changeset
189 c = "{0:d}/{1:d}".format(nc, cc)
0
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190 else:
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191 c = str(nc)
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192 if nc == 0:
406
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diff changeset
193 tpc = "{0: 8.3f}".format(0.0)
0
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194 else:
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195 tpc = "{0: 8.3f}".format(tt / nc)
0
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196 if cc == 0:
406
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diff changeset
197 cpc = "{0: 8.3f}".format(0.0)
0
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198 else:
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199 cpc = "{0: 8.3f}".format(ct / cc)
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diff changeset
200 self.__createResultItem(c, tt, tpc, ct, cpc, func[0],
0
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parents:
diff changeset
201 func[1], func[2])
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202
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parents:
diff changeset
203 progress += 1
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parents:
diff changeset
204 self.checkProgress.setValue(progress)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
205 QApplication.processEvents()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
206 finally:
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parents:
diff changeset
207 # reenable updates of the list
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parents:
diff changeset
208 self.resultList.setSortingEnabled(True)
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parents:
diff changeset
209 self.resultList.setUpdatesEnabled(True)
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parents:
diff changeset
210 self.__resortResultList()
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parents:
diff changeset
211
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parents:
diff changeset
212 # now do the summary stuff
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parents: 3160
diff changeset
213 self.__createSummaryItem(self.tr("function calls"),
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2953
diff changeset
214 str(total_calls))
0
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diff changeset
215 if total_calls != prim_calls:
3190
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parents: 3160
diff changeset
216 self.__createSummaryItem(self.tr("primitive calls"),
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parents: 2953
diff changeset
217 str(prim_calls))
3190
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parents: 3160
diff changeset
218 self.__createSummaryItem(self.tr("CPU seconds"),
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2953
diff changeset
219 "{0:.3f}".format(total_tt))
0
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diff changeset
220
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parents:
diff changeset
221 def start(self, pfn, fn=None):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
222 """
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parents:
diff changeset
223 Public slot to start the calculation of the profile data.
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parents:
diff changeset
224
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parents:
diff changeset
225 @param pfn basename of the profiling file (string)
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parents:
diff changeset
226 @param fn file to display the profiling data for (string)
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parents:
diff changeset
227 """
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parents:
diff changeset
228 self.basename = os.path.splitext(pfn)[0]
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parents:
diff changeset
229
406
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parents: 96
diff changeset
230 fname = "{0}.profile".format(self.basename)
0
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parents:
diff changeset
231 if not os.path.exists(fname):
3020
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parents: 2986
diff changeset
232 E5MessageBox.warning(
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2986
diff changeset
233 self,
3190
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
234 self.tr("Profile Results"),
a9a94491c4fd Changed the code to use QObject.tr() instead of QObject.trUtf8().
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
235 self.tr("""<p>There is no profiling data"""
a9a94491c4fd Changed the code to use QObject.tr() instead of QObject.trUtf8().
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
236 """ available for <b>{0}</b>.</p>""")
3021
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3020
diff changeset
237 .format(pfn))
0
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parents:
diff changeset
238 self.close()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
239 return
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
240 try:
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
241 f = open(fname, 'rb')
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
242 self.stats = pickle.load(f)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
243 f.close()
982
a1abe3018d04 Fixed an issue in the PyProfile dialog (forgot to catch EOFError exception).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 945
diff changeset
244 except (EnvironmentError, pickle.PickleError, EOFError):
3020
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2986
diff changeset
245 E5MessageBox.critical(
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2986
diff changeset
246 self,
3190
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
247 self.tr("Loading Profiling Data"),
a9a94491c4fd Changed the code to use QObject.tr() instead of QObject.trUtf8().
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
248 self.tr("""<p>The profiling data could not be"""
a9a94491c4fd Changed the code to use QObject.tr() instead of QObject.trUtf8().
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
249 """ read from file <b>{0}</b>.</p>""")
3021
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Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3020
diff changeset
250 .format(fname))
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
251 self.close()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
252 return
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
253
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
254 self.file = fn
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
255 self.__populateLists()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
256 self.__finish()
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parents:
diff changeset
257
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
258 def __finish(self):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
259 """
2986
cd4e2cab7eb2 Started to shorten the code lines to max. 79 characters.
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parents: 2953
diff changeset
260 Private slot called when the action finished or the user pressed the
cd4e2cab7eb2 Started to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2953
diff changeset
261 button.
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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262 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
263 self.cancelled = True
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
264 self.buttonBox.button(QDialogButtonBox.Close).setEnabled(True)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
265 self.buttonBox.button(QDialogButtonBox.Cancel).setEnabled(False)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
266 self.buttonBox.button(QDialogButtonBox.Close).setDefault(True)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
267 QApplication.processEvents()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
268 self.resultList.header().resizeSections(QHeaderView.ResizeToContents)
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parents:
diff changeset
269 self.resultList.header().setStretchLastSection(True)
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parents:
diff changeset
270 self.summaryList.header().resizeSections(QHeaderView.ResizeToContents)
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parents:
diff changeset
271 self.summaryList.header().setStretchLastSection(True)
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parents:
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272
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273 def __unfinish(self):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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274 """
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parents:
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275 Private slot called to revert the effects of the __finish slot.
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parents:
diff changeset
276 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
277 self.cancelled = False
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
278 self.buttonBox.button(QDialogButtonBox.Close).setEnabled(False)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
279 self.buttonBox.button(QDialogButtonBox.Cancel).setEnabled(True)
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parents:
diff changeset
280 self.buttonBox.button(QDialogButtonBox.Cancel).setDefault(True)
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parents:
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281
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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282 def on_buttonBox_clicked(self, button):
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parents:
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283 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
284 Private slot called by a button of the button box clicked.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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285
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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286 @param button button that was clicked (QAbstractButton)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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287 """
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
288 if button == self.buttonBox.button(QDialogButtonBox.Close):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
289 self.close()
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parents:
diff changeset
290 elif button == self.buttonBox.button(QDialogButtonBox.Cancel):
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parents:
diff changeset
291 self.__finish()
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
292
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
293 def __showContextMenu(self, coord):
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
294 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
295 Private slot to show the context menu of the listview.
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
296
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
297 @param coord the position of the mouse pointer (QPoint)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
298 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
299 self.__menu.popup(self.mapToGlobal(coord))
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
300
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
301 def __eraseProfile(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
302 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
303 Private slot to handle the Erase Profile context menu action.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
304 """
406
eacf81fad150 Started converting the string formatting stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 96
diff changeset
305 fname = "{0}.profile".format(self.basename)
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
306 if os.path.exists(fname):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
307 os.remove(fname)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
308
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
309 def __eraseTiming(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
310 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
311 Private slot to handle the Erase Timing context menu action.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
312 """
406
eacf81fad150 Started converting the string formatting stuff.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 96
diff changeset
313 fname = "{0}.timings".format(self.basename)
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
314 if os.path.exists(fname):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
315 os.remove(fname)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
316
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
317 def __eraseAll(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
318 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
319 Private slot to handle the Erase All context menu action.
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
320 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
321 self.__eraseProfile()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
322 self.__eraseTiming()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
323
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
324 def __filter(self):
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
325 """
2986
cd4e2cab7eb2 Started to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2953
diff changeset
326 Private slot to handle the Exclude/Include Python Library context menu
cd4e2cab7eb2 Started to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2953
diff changeset
327 action.
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
328 """
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
329 self.__unfinish()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
330 if self.exclude:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
331 self.exclude = False
3190
a9a94491c4fd Changed the code to use QObject.tr() instead of QObject.trUtf8().
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
332 self.filterItm.setText(self.tr('Include Python Library'))
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
333 self.__populateLists(True)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
334 else:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
335 self.exclude = True
3190
a9a94491c4fd Changed the code to use QObject.tr() instead of QObject.trUtf8().
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 3160
diff changeset
336 self.filterItm.setText(self.tr('Exclude Python Library'))
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
337 self.__populateLists(False)
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
338 self.__finish()

eric ide

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