How to use instances method in molecule

Best Python code snippet using molecule_python

function-jim-event-data.js

Source:function-jim-event-data.js

1/*!2 * Copyright 2013 Justinmind. All rights reserved.3 */4(function(window, undefined) {5	6	7  function getInstances($target) {8    return $target.find(".datarow, .gridcell")9      .filter(function (i,e) {return $($(e).closest(".datagrid, .datalist")).attr("id") == $target.attr("id");});10  }11  12  jQuery.extend(jimEvent.fn, {13    "jimCreateData": function(args, callback) {14      var self = this, datamaster, newInstance, field, value;15      if (args && args.datamaster && args.fields) {16        datamaster = args.datamaster;17        if (jimData.datamasters.hasOwnProperty(datamaster)) {18          /*get last data master id*/19          var lastId = 1;20          for(var instanceIndex in jimData.datamasters[datamaster]){21        	  if(jimData.datamasters[datamaster][instanceIndex].id >= lastId)22        		  lastId = jimData.datamasters[datamaster][instanceIndex].id + 1;23          }	24          newInstance = {25            "id": lastId,26            "datamaster": datamaster,27            "userdata": {}28          };29          30          for(field in args.fields) {31            if(args.fields.hasOwnProperty(field)) {32              value = args.fields[field];33              newInstance.userdata[field] = (jQuery.isEmptyObject(value)) ? "" : self.evaluateExpression(value);34            }35          }36          37          jimData.datamasters[datamaster].push(newInstance);38        }39        40        if(callback) { callback(); }41      }42    },43    "jimUpdateData": function(args, callback) {44      var self = this, datamaster, instances, instance, i, iLen, j, jLen, variable, records, record, value, $dataViews, g, gLen, k, kLen, $datarows, field, $field;45      if (args && args.fields) {46        /* update data */47        instances = jimUtil.toArray(self.evaluateExpression(args));48        if(instances!==undefined && instances[0] !== "") { 49          for(i = 0, iLen = instances.length; i < iLen; i += 1) {50            instance = instances[i];51          52            /* establish association with data master record, may have been lost on unload */53            datamaster = jimData.datamasters[instance.datamaster];54            for(j = 0, jLen = datamaster.length; j < jLen; j += 1) {55              if(datamaster[j].id === instance.id) {56                datamaster[j] = instance;57                break;58              }59            }60          61            /* establish association with variable, may have been lost on unload */62            for(variable in jimData.variables) {63              if(jimData.variables.hasOwnProperty(variable)) {64                records = jimData.variables[variable];65                if(jimUtil.isArray(records)) {66                  for(j = 0, jLen = records.length; j < jLen; j += 1) {67                    record = records[j]; 68                    if(record.datamaster === instance.datamaster && record.id === instance.id) {69                      jimData.variables[variable][j] = instance;70                      break;71                    }72                  }73                }74              }75            }76          77            for(field in args.fields) {78              if(args.fields.hasOwnProperty(field)) {79                value = args.fields[field];80                if(!jQuery.isEmptyObject(value)) {81                  instance.userdata[field] = self.evaluateExpression(value, instance);82                }83              }84            }85          }86            87          /* update data grid */88          datamaster = args.datamaster || args.parameter && args.parameter.datamaster || instance.datamaster;89          $dataViews = jQuery(".datalist[datamaster='" + datamaster +"'], .datagrid[datamaster='" + datamaster +"']");90          for(g=0, gLen=$dataViews.length; g < gLen; g += 1) {91            var $dataView = jQuery($dataViews[g]);92            for (k=0, kLen=instances.length; k < kLen; k += 1) {93              instance = instances[k];94              var $rowOrGridCell;95              if($dataView.is(".datagrid")){96            	$rowOrGridCell = $dataView.find(".gridcell[instance='" + instance.id + "']");97              } else {98            	var $datarows = $dataView.find("[name='id'][value='" + instance.id + "']").parents(".datarow");99            	if($datarows.length)100            		$rowOrGridCell = jQuery($datarows[0]);101              }102            103              if($rowOrGridCell) {104                for (field in instance.userdata) {105                  if (instance.userdata.hasOwnProperty(field)) {106                    value = instance.userdata[field];107                    $field = $rowOrGridCell.find("[name='" + field + "']");108                    $field.val(value);109                    switch($field.jimGetType()) {110                      case itemType.dropdown:111                      case itemType.nativedropdown:112                      case itemType.selectionlist:113                      case itemType.multiselectionlist:114                      case itemType.radiobuttonlist:115                      case itemType.checkboxlist:116                        self.jimSetSelection({"target": $field, "value": value});117                        break;118                        /* intentional fall-through */ 119                      default:120                        self.jimSetValue({"target": $field, "value": value});121                        break;122                    }123                  }124                }125                $rowOrGridCell.closest(".datachange").trigger("datachange");126              }127            }128          }129        }130        131        if(callback) { callback(); }132      }133    },134    "jimDeleteData": function(args, callback) {135      var self = this, datamaster, $grid,$gridCell, variable, instances, removeInstances, removeInstance, removeID, i, iLen, j, id;136      if (args) {137        datamaster = args.datamaster || args.parameter && args.parameter.datamaster;138        if (args.datatype === "datamaster") {139          /* delete data master */140          jimData.datamasters[datamaster] = [];141          /* update data grid */142          jQuery(".datalist[datamaster='" + datamaster +"']").each(function(index, grid) {143            jQuery(grid).find("table:first").children("tbody").html("<tr><td></td></tr>");144          });145          /* update variable */146          for(variable in jimData.variables) {147            if(jimData.variables.hasOwnProperty(variable)) {148              instances = jimData.variables[variable];149              if(jimUtil.isArray(instances)) {150                for(i=instances.length-1; i>=0; i-=1) {151                  removeInstance = instances[i];152                  if(removeInstance.datamaster === datamaster) {153                    instances.splice(i,1);154                  }155                }156              }157            }158          }159        } else {160          /* delete data master */161          removeInstances = jimUtil.toArray(self.evaluateExpression(args));162          datamaster = datamaster || removeInstances.length && removeInstances[0].datamaster;163          instances = jimData.datamasters[datamaster];164          removeID = [];165          if(instances && removeInstances) {166            for (i=instances.length-1; i>=0 && removeInstances.length; i-=1) {167              for (j=removeInstances.length-1; j>=0; j-=1) {168                id = removeInstances[j].id;169                if (instances[i].id === id) {170                  removeID.push(id);171                  removeInstances.splice(j, 1);172                  instances.splice(i, 1);173                  break;174                }175              }176            }177            /* update data grid */178            jQuery(".datalist[datamaster='" + datamaster +"']").each(function(index, grid) {179              $grid = jQuery(grid);180              for (i=0, iLen=removeID.length; i<iLen; i+=1) {181                $grid.find(".datarow:has([name='id'][value='" + removeID[i] + "'])").remove();182              }183              $grid.dataview("updateDataListPage");184              $grid.dataview("updateDataListBounds");185              $grid.trigger("update.dataview");186            });187          188            jQuery(".datagrid[datamaster='" + datamaster +"']").each(function(index, grid) {189        	  $grid = jQuery(grid);190        	191        	  for (i=0, iLen=removeID.length; i<iLen; i+=1) {192        		var  $dataViewInstances = $grid.find(".gridcell");193        	  	$gridCell = $grid.find(".gridcell[instance='" + removeID[i] + "']");194        	  	var $visibleCells = $dataViewInstances.filter(":not(.hidden)");195        	  	var maxIndex = 0;196        	  	var j,jLen;197        	  	for (j=0, jLen=$visibleCells.length; j<jLen; j+=1) {198        	  		var instanceNumber = jQuery($visibleCells.get(j)).attr("instance");199        	  		maxIndex = Math.max(maxIndex,instanceNumber);200        	  	}201        	  	maxIndex= maxIndex+1;202        	  	var $nextVisibleCell =  $grid.find(".gridcell[instance='" + maxIndex + "']");203        	  	$gridCell.remove();204        	  	$nextVisibleCell.removeClass("hidden");205              }206        	  $grid.dataview("rebuildDataGridHierarchy");207        	  $grid.trigger("update.dataview");208            });209          210          211            /* update variable */212            for(variable in jimData.variables) {213              if(jimData.variables.hasOwnProperty(variable)) {214                instances = jimData.variables[variable];215                if(jimUtil.isArray(instances)) {216                  for(i=0, iLen=removeID.length; i<iLen; i+=1) {217                    for(j=instances.length-1; j>=0; j-=1) {218                      removeInstance = instances[j];219                      if(removeInstance.datamaster === datamaster && removeInstance.id === removeID[i]) {220                        instances.splice(j,1);221                      }222                    }223                  }224                }225              }226            }227          }228        }229        230        if(callback) { callback(); }231      }232    },233    "jimFilterData": function(args) {234      var self = this, filteredInstances = [], instances, i, len, result, searchTokens, searchExpression, search, property;235      if (args) {236        instances = jimUtil.toArray(self.evaluateExpression(args));237        for(i=0, len=instances.length; i < len; i += 1) {238          result = self.evaluateExpression(args.value, instances[i]);239          instance = instances[i]; /* prevent overwrite from other inner filter instances */240          if (typeof (result) === "string") {241            searchTokens = jimUtil.escapeRegex(result).split(' ');242            searchExpression = '^(?=.*?' + searchTokens.join(')(?=.*?') + ').*$';243            search = new RegExp(searchExpression, "i");244            245            /* TODO: apply over whole instance not attributes246             * values = jimUtil.getValues(instance, ["id", "datamaster"]).join(" ");247             * if (search.test(values)) {248             *   filteredInstances.push(instance);249             * }250             */251            252            for(property in instance.userdata) {253              if(instance.userdata.hasOwnProperty(property)) {254                if (search.test(instance.userdata[property])) {255                  filteredInstances.push(instance);256                  break;257                }258              }259            }260          } else if (result) {261            filteredInstances.push(instance);262          }263        }264      }265      return filteredInstances;266    },267    "jimSumData": function(args) {268      var self = this, instances, result = 0, i, len, tmpResult;269      if (args) {270        instances = jimUtil.toArray(self.evaluateExpression(args));271        for(i=0, len=instances.length; i < len; i += 1) {272          tmpResult = jimEvent.tryNumberConversion(self.evaluateExpression(args.value, instances[i]));273          if (jimUtil.exists(tmpResult) && !isNaN(tmpResult)) {274			if(!isNaN(Number(tmpResult)))275            	result = (result * 10 + Number(tmpResult) * 10) / 10; //0.2 + 0.1 = 0.30000000000000004276          } else {277            result = null;278            break;279          }280        }281        return result;282      }283    },284    "jimAvgData": function(args) {285      var self = this, result = null, sum, length;286      if (args) {287        length = jimUtil.toArray(self.evaluateExpression(args)).length;288        if (length !== 0) {289          sum = self.jimSumData(args);290          if (sum !== null && !isNaN(sum)) {291            result = sum / length;292          }293        }294      }295      return result;296    },297    "jimMaxData": function(args) {298      var self = this, values = [], instances, i, len;299      if (args) {300        instances = jimUtil.toArray(self.evaluateExpression(args));301        for(i=0, len=instances.length; i < len; i += 1) {302          values.push(self.evaluateExpression(args.value, instances[i]));303        }304      }305      return self.jimMax(values);306    },307    "jimMinData": function(args) {308      var self = this, values = [], instances, i, len;309      if (args) {310        instances = jimUtil.toArray(self.evaluateExpression(args));311        for(i=0, len=instances.length; i < len; i += 1) {312          values.push(self.evaluateExpression(args.value, instances[i]));313        }314      }315      return self.jimMin(values);316    },317    "jimCountData": function(args) {318      var self = this, tmpResult, result = null;319      if (args) {320        tmpResult = self.evaluateExpression(args);321        result = (tmpResult === "") ?  0 : jimUtil.toArray(tmpResult).length;322      }323      return result;324    },325    "jimSelectData": function(args) {326      var self = this, result = [], instances, i, len;327      if (args) {328        instances = jimUtil.toArray(self.evaluateExpression(args));329        for(i=0, len=instances.length; i < len; i += 1) {330          result.push(self.evaluateExpression(args.value, instances[i]));331        }332      }333      return result.join(",");334    },335    "jimSelectDistinctData": function(args) {336      var self = this, result = [], instances, i, len;337      if (args) {338        instances = jimUtil.toArray(self.evaluateExpression(args));339        for(i=0, len=instances.length; i < len; i += 1) {340          instance = {341          	"key": self.evaluateExpression(args.value, instances[i]),342          	"value": ""343          };344          result.push(instance);345        }346        var aux = jimUtil.unique(result);347        result = [];348  	    for(i=0, len=aux.length; i < len; i++) {349  		  result.push(aux[i].key);350  	    }351      }352      return result.join(",");353    },354    "jimFilterDistinctData": function(args) {355      var self = this, result = [], instances, i, len;356      if(args) {357    	instances = jimUtil.toArray(self.evaluateExpression(args));358    	for(i=0, len=instances.length; i < len; i += 1) {359    	  instance = {360    		"key": self.evaluateExpression(args.value, instances[i]),361    		"value": instances[i]362    	  };363          result.push(instance);364        }365        var aux = jimUtil.unique(result);366        result = [];367  	    for(i=0, len=aux.length; i < len; i++) {368  		  result.push(aux[i].value);369  	    }370      }371      return result;372    },373    "jimAddToData": function(args) {374      var self = this, result = [], sourceA, datamasterA, sourceB, datamasterB, instances;375      if (jimUtil.exists(args) && jimUtil.exists(args[0]) && jimUtil.exists(args[1])) {376        sourceA = jimUtil.toArray(self.evaluateExpression(args[0]));377        sourceB = jimUtil.toArray(self.evaluateExpression(args[1]));378        379        if(args[0].datamaster) {380          datamasterA = args[0].datamaster;381        } else if (sourceA.length) {382          datamasterA = sourceA[0].datamaster;383        }384        if(args[1].datamaster) {385          datamasterB = args[1].datamaster;386        } else if (sourceB.length) {387          datamasterB = sourceB[0].datamaster;388        }389        390        if(datamasterA && datamasterB && datamasterA === datamasterB || datamasterA === undefined && datamasterB === undefined) {391          result = jQuery.merge(sourceA, sourceB);392        } else if (datamasterA === undefined && datamasterB) {393          result = sourceB;394        } else {395          result = sourceA;396        }397      }398      return result;399    },400    "jimRemoveFromData": function(args) {401      var self = this, result = [], sourceA, sourceB, i, j;402      if (jimUtil.exists(args) && jimUtil.exists(args[0]) && jimUtil.exists(args[1])) {403        sourceA = jimUtil.toArray(self.evaluateExpression(args[0]));404        sourceB = jimUtil.toArray(self.evaluateExpression(args[1]));405        for (i = sourceB.length - 1; i >= 0 && sourceA.length; i -= 1) {406          for (j = sourceA.length - 1; j >= 0; j -= 1) {407            if (sourceB[i] === sourceA[j]) {408              sourceA.splice(j, 1);409              sourceB.splice(i, 1);410              break;411            }412          }413        }414        result = sourceA;415      }416      return result;417    },418    "jimFirstPageData": function(args, callback) {419      var self = this, size, $dataViewInstances;420      if (args && args.target) {421        var $targets = self.getEventTargets(args.target);422        for (var i in $targets) {423          var $target = $targets[i];424          if ($target.length) {425            size = parseInt($target.attr("size"), 10);426            if(size > 0) {427        	  $dataViewInstances = getInstances($target);428              $dataViewInstances.addClass("hidden").filter(":lt(" + size + ")").removeClass("hidden");429              $target.trigger("update.dataview");430            }431          }432        }433        if(callback) { callback(); }434      }435    },436    "jimPrevPageData": function(args, callback) {437      var self = this, size, $dataViewInstances, $prev,index;438      if (args && args.target) {439        var $targets = self.getEventTargets(args.target);440        for (var i in $targets) {441          var $target = $targets[i];442          if ($target.length) {443            size = parseInt($target.attr("size"), 10);444	        $dataViewInstances = getInstances($target);445            index = $dataViewInstances.index($dataViewInstances.filter(":visible").first())-1;446            if (index>=0) {447        	  $dataViewInstances.addClass("hidden");448        	  $prev = jQuery($dataViewInstances[index]);449              while (size>0 && $prev.length) {450            	$prev.removeClass("hidden");451                if (index>=0){452                	index -=1;453                	$prev = jQuery($dataViewInstances[index]);454                }455                size -= 1;456              }457              $target.trigger("update.dataview");458            }459          }460        }461        if(callback) { callback(); }462      }463    },464    "jimNextPageData": function(args, callback) {465      var self = this, size, $dataViewInstances, $next,index;466      if (args && args.target) {467        var $targets = self.getEventTargets(args.target);468        for (var i in $targets) {469          var $target = $targets[i];470	      if ($target.length) {471	        size = parseInt($target.attr("size"), 10);472	        $dataViewInstances = getInstances($target);473	        index = $dataViewInstances.index($dataViewInstances.filter(":visible").last())+1;474	        if (index<$dataViewInstances.length) {475 	    	  $dataViewInstances.addClass("hidden");476	    	  $next = jQuery($dataViewInstances[index]);477	          while (size>0 && $next.length) {478	            $next.removeClass("hidden");479	            if (index<$dataViewInstances.length){480	        	  index +=1;481	        	  $next =  jQuery($dataViewInstances[index]);482	            }483	            size -= 1;484	          }485	        }486	        $target.trigger("update.dataview");487	      }488        }489        if(callback) { callback(); }490      }491    },492    "jimLastPageData": function(args, callback) {493      var self = this, $dataViewInstances, gridSize, filterSize, index;494      if (args && args.target) {495        $targets = self.getEventTargets(args.target);496        for (var i in $targets) {497          var $target = $targets[i];498          if ($target.length) {499        	$dataViewInstances = getInstances($target);500            gridSize = $dataViewInstances.length;501            filterSize = parseInt($target.attr("size"), 10);502            index = (gridSize % filterSize === 0) ? gridSize - filterSize - 1 : gridSize - (gridSize % filterSize) - 1;503            if(!isNaN(index) && index>0) {504        	  $dataViewInstances.addClass("hidden").filter(":gt(" + index + ")").removeClass("hidden");505              $target.trigger("update.dataview");506            }507          }508          if(callback) { callback(); }509        }510      }511    },512    "getDataInstancesById": function(instances, ids) {513      var result=[], i, ilen, j, jlen, instance;514      for (i=0, ilen=ids.length; i<ilen; i+=1) {515        for (j=0, jlen=instances.length; j<jlen; j+=1) {516          instance = instances[j];517          if (jimEvent.tryNumberConversion(ids[i]) === instance.id) {518            result.push(instance);519            break;520          }521        }522      }523      return result;524    },525    "jimSortDataAscendant": function(args) {526      var self = this, instances = [];527      if (args) {528        instances = jimUtil.toArray(self.evaluateExpression(args));529        if(instances !== []) {530          instances.sort(function(a, b) {531            if(typeof(jimEvent.tryNumberConversion(a.userdata[args.value.field])) === "number") {532              return a.userdata[args.value.field] - b.userdata[args.value.field]533            }534            else if(typeof(jimEvent.tryDateConversion(a.userdata[args.value.field])) === "object" && typeof(a.userdata[args.value.field]) === "string") {535              return new Date(a.userdata[args.value.field]) - new Date(b.userdata[args.value.field])536            }537            else if(typeof(jimEvent.tryStringConversion(a.userdata[args.value.field])) === "string") {538              if (a.userdata[args.value.field] < b.userdata[args.value.field]) {539                return -1540              }541              if (a.userdata[args.value.field] > b.userdata[args.value.field]) {542                return 1543              }544              return 0545            }546          });547      }548      }549      return instances;550    },551    "jimSortDataDescendant": function(args) {552      var self = this, instances = [];553      if (args) {554        instances = jimUtil.toArray(self.evaluateExpression(args));555        if(instances !== []) {556          instances.sort(function(a, b) {557            if(typeof(jimEvent.tryNumberConversion(a.userdata[args.value.field])) === "number") {558              return b.userdata[args.value.field] - a.userdata[args.value.field]559            }560            else if(typeof(jimEvent.tryDateConversion(a.userdata[args.value.field])) === "object" && typeof(a.userdata[args.value.field]) === "string") {561              return new Date(b.userdata[args.value.field]) - new Date(a.userdata[args.value.field])562            }563            else if(typeof(jimEvent.tryStringConversion(a.userdata[args.value.field])) === "string") {564              if (b.userdata[args.value.field] < a.userdata[args.value.field]) {565                return -1566              }567              if (b.userdata[args.value.field] > a.userdata[args.value.field]) {568                return 1569              }570              return 0571            }572          });573        }574      }575      return instances;576    }577  });...

test_instances.py

Source:test_instances.py

...89        settings_page.change_pagesize()90        self.assertTrue(91            settings_page.find_message_and_dismiss(messages.SUCCESS))92        instances_page = self.instances_page93        instances_page.delete_instances(instance_list)94        self.assertTrue(95            instances_page.find_message_and_dismiss(messages.SUCCESS))96        self.assertTrue(instances_page.are_instances_deleted(instance_list))97    def test_instances_pagination_and_filtration(self):98        """This test checks instance pagination and filtration99        Steps:100        1) Login to Horizon Dashboard as regular user101        2) Go to to user settings page102        3) Change 'Items Per Page' value to 1103        4) Go to Project > Compute > Instances page104        5) Create 2 instances105        6) Go to appropriate page (depends on user)106        7) Check filter by Name of the first and the second instance in order107           to have one instance in the list (and it should have correct name)108           and no 'Next' link is available109        8) Check filter by common part of Name of in order to have one instance110           in the list (and it should have correct name) and 'Next' link is111           available on the first page and is not available on the second page112        9) Go to user settings page and restore 'Items Per Page'113        10) Delete created instances via proper page (depends on user)114        """115        items_per_page = 1116        instance_count = 2117        instance_list = ["{0}-{1}".format(self.INSTANCE_NAME, item)118                         for item in range(1, instance_count + 1)]119        first_page_definition = {'Next': True, 'Prev': False,120                                 'Count': items_per_page,121                                 'Names': [instance_list[1]]}122        second_page_definition = {'Next': False, 'Prev': False,123                                  'Count': items_per_page,124                                  'Names': [instance_list[0]]}125        filter_first_page_definition = {'Next': False, 'Prev': False,126                                        'Count': items_per_page,127                                        'Names': [instance_list[1]]}128        settings_page = self.home_pg.go_to_settings_usersettingspage()129        settings_page.change_pagesize(items_per_page)130        self.assertTrue(131            settings_page.find_message_and_dismiss(messages.SUCCESS))132        instances_page = self.home_pg.go_to_compute_instancespage()133        instances_page.create_instance(self.INSTANCE_NAME,134                                       instance_count=instance_count)135        self.assertTrue(136            instances_page.find_message_and_dismiss(messages.SUCCESS))137        self.assertTrue(instances_page.is_instance_active(instance_list[1]))138        instances_page = self.instances_page139        instances_page.instances_table.set_filter_value('name')140        instances_page.instances_table.filter(instance_list[1])141        instances_page.instances_table.assert_definition(142            filter_first_page_definition, sorting=True)143        instances_page.instances_table.filter(instance_list[0])144        instances_page.instances_table.assert_definition(145            second_page_definition, sorting=True)146        instances_page.instances_table.filter(self.INSTANCE_NAME)147        instances_page.instances_table.assert_definition(148            first_page_definition, sorting=True)149        instances_page.instances_table.filter('')150        settings_page = self.home_pg.go_to_settings_usersettingspage()151        settings_page.change_pagesize()152        self.assertTrue(153            settings_page.find_message_and_dismiss(messages.SUCCESS))154        instances_page = self.instances_page155        instances_page.delete_instances(instance_list)156        self.assertTrue(157            instances_page.find_message_and_dismiss(messages.SUCCESS))158        self.assertTrue(instances_page.are_instances_deleted(instance_list))159    def test_filter_instances(self):160        """This test checks filtering of instances by Instance Name161        Steps:162        1) Login to Horizon dashboard as regular user163        2) Go to Project > Compute > Instances164        3) Create 2 instances165        4) Go to appropriate page (depends on user)166        5) Use filter by Instance Name167        6) Check that filtered table has one instance only (which name is equal168           to filter value) and no other instances in the table169        7) Check that filtered table has both instances (search by common part170           of instance names)171        8) Set nonexistent instance name. Check that 0 rows are displayed172        9) Clear filter and delete instances via proper page (depends on user)173        """174        instance_count = 2175        instance_list = ["{0}-{1}".format(self.INSTANCE_NAME, item)176                         for item in range(1, instance_count + 1)]177        instances_page = self.home_pg.go_to_compute_instancespage()178        instances_page.create_instance(self.INSTANCE_NAME,179                                       instance_count=instance_count)180        self.assertTrue(181            instances_page.find_message_and_dismiss(messages.SUCCESS))182        self.assertTrue(instances_page.is_instance_active(instance_list[0]))183        instances_page = self.instances_page184        instances_page.instances_table.set_filter_value('name')185        instances_page.instances_table.filter(instance_list[0])186        self.assertTrue(instances_page.is_instance_present(instance_list[0]))187        for instance in instance_list[1:]:188            self.assertFalse(instances_page.is_instance_present(instance))189        instances_page.instances_table.filter(self.INSTANCE_NAME)190        for instance in instance_list:191            self.assertTrue(instances_page.is_instance_present(instance))192        nonexistent_instance_name = "{0}_test".format(self.INSTANCE_NAME)193        instances_page.instances_table.filter(nonexistent_instance_name)194        self.assertEqual(instances_page.instances_table.rows, [])195        instances_page.instances_table.filter('')196        instances_page.delete_instances(instance_list)197        self.assertTrue(198            instances_page.find_message_and_dismiss(messages.SUCCESS))199        self.assertTrue(instances_page.are_instances_deleted(instance_list))200class TestAdminInstances(helpers.AdminTestCase, TestInstances):201    INSTANCE_NAME = helpers.gen_random_resource_name('instance',202                                                     timestamp=False)203    @property204    def instances_page(self):205        return self.home_pg.go_to_system_instancespage()206    @decorators.skip_because(bugs=['1584057'])207    def test_instances_pagination_and_filtration(self):208        super(TestAdminInstances, self).\...

bbox_iou_tracker.py

Source:bbox_iou_tracker.py

...108                self._matched_idx.add(idx)109                self._matched_ID.add(prev_id)110                self._untracked_prev_idx.remove(bbox_pair["prev_idx"])111            instances = self._assign_new_id(instances)112            instances = self._merge_untracked_instances(instances)113        self._prev_instances = copy.deepcopy(instances)114        return instances115    def _create_prediction_pairs(116        self, instances: Instances, iou_all: np.ndarray117    ) -> List:118        """119        For all instances in previous and current frames, create pairs. For each120        pair, store index of the instance in current frame predcitions, index in121        previous predictions, ID in previous predictions, IoU of the bboxes in this122        pair, period in previous predictions.123        Args:124            instances: D2 Instances, for predictions of the current frame125            iou_all: IoU for all bboxes pairs126        Return:127            A list of IoU for all pairs128        """129        bbox_pairs = []130        for i in range(len(instances)):131            for j in range(len(self._prev_instances)):132                bbox_pairs.append(133                    {134                        "idx": i,135                        "prev_idx": j,136                        "prev_id": self._prev_instances.ID[j],137                        "IoU": iou_all[i, j],138                        "prev_period": self._prev_instances.ID_period[j],139                    }140                )141        return bbox_pairs142    def _initialize_extra_fields(self, instances: Instances) -> Instances:143        """144        If input instances don't have ID, ID_period, lost_frame_count fields,145        this method is used to initialize these fields.146        Args:147            instances: D2 Instances, for predictions of the current frame148        Return:149            D2 Instances with extra fields added150        """151        if not instances.has("ID"):152            instances.set("ID", [None] * len(instances))153        if not instances.has("ID_period"):154            instances.set("ID_period", [None] * len(instances))155        if not instances.has("lost_frame_count"):156            instances.set("lost_frame_count", [None] * len(instances))157        if self._prev_instances is None:158            instances.ID = list(range(len(instances)))159            self._id_count += len(instances)160            instances.ID_period = [1] * len(instances)161            instances.lost_frame_count = [0] * len(instances)162        return instances163    def _reset_fields(self):164        """165        Before each uodate call, reset fields first166        """167        self._matched_idx = set()168        self._matched_ID = set()169        self._untracked_prev_idx = set(range(len(self._prev_instances)))170    def _assign_new_id(self, instances: Instances) -> Instances:171        """172        For each untracked instance, assign a new id173        Args:174            instances: D2 Instances, for predictions of the current frame175        Return:176            D2 Instances with new ID assigned177        """178        untracked_idx = set(range(len(instances))).difference(self._matched_idx)179        for idx in untracked_idx:180            instances.ID[idx] = self._id_count181            self._id_count += 1182            instances.ID_period[idx] = 1183            instances.lost_frame_count[idx] = 0184        return instances185    def _merge_untracked_instances(self, instances: Instances) -> Instances:186        """187        For untracked previous instances, under certain condition, still keep them188        in tracking and merge with the current instances.189        Args:190            instances: D2 Instances, for predictions of the current frame191        Return:192            D2 Instances merging current instances and instances from previous193            frame decided to keep tracking194        """195        untracked_instances = Instances(196            image_size=instances.image_size,197            pred_boxes=[],198            pred_masks=[],199            pred_classes=[],...

hungarian_tracker.py

Source:hungarian_tracker.py

1#!/usr/bin/env python32# Copyright 2004-present Facebook. All Rights Reserved.3import copy4import numpy as np5import torch6from detectron2.structures import Boxes, Instances7from .base_tracker import BaseTracker8from scipy.optimize import linear_sum_assignment9from ..config.config import CfgNode as CfgNode_10from typing import Dict11from detectron2.config import configurable12class BaseHungarianTracker(BaseTracker):13    """14    A base class for all Hungarian trackers15    """16    @configurable17    def __init__(18        self,19        video_height: int,20        video_width: int,21        max_num_instances: int = 200,22        max_lost_frame_count: int = 0,23        min_box_rel_dim: float = 0.02,24        min_instance_period: int = 1,25        **kwargs26    ):27        """28        Args:29        video_height: height the video frame30        video_width: width of the video frame31        max_num_instances: maximum number of id allowed to be tracked32        max_lost_frame_count: maximum number of frame an id can lost tracking33                              exceed this number, an id is considered as lost34                              forever35        min_box_rel_dim: a percentage, smaller than this dimension, a bbox is36                         removed from tracking37        min_instance_period: an instance will be shown after this number of period38                             since its first showing up in the video39        """40        super().__init__(**kwargs)41        self._video_height = video_height42        self._video_width = video_width43        self._max_num_instances = max_num_instances44        self._max_lost_frame_count = max_lost_frame_count45        self._min_box_rel_dim = min_box_rel_dim46        self._min_instance_period = min_instance_period47    @classmethod48    def from_config(cls, cfg: CfgNode_) -> Dict:49        raise NotImplementedError("Calling HungarianTracker::from_config")50    def build_cost_matrix(self, instances: Instances, prev_instances: Instances) -> np.ndarray:51        raise NotImplementedError("Calling HungarianTracker::build_matrix")52    def update(self, instances: Instances) -> Instances:53        if instances.has("pred_keypoints"):54            raise NotImplementedError("Need to add support for keypoints")55        instances = self._initialize_extra_fields(instances)56        if self._prev_instances is not None:57            self._untracked_prev_idx = set(range(len(self._prev_instances)))58            cost_matrix = self.build_cost_matrix(instances, self._prev_instances)59            matched_idx, matched_prev_idx = linear_sum_assignment(cost_matrix)60            instances = self._process_matched_idx(instances, matched_idx, matched_prev_idx)61            instances = self._process_unmatched_idx(instances, matched_idx)62            instances = self._process_unmatched_prev_idx(instances, matched_prev_idx)63        self._prev_instances = copy.deepcopy(instances)64        return instances65    def _initialize_extra_fields(self, instances: Instances) -> Instances:66        """67        If input instances don't have ID, ID_period, lost_frame_count fields,68        this method is used to initialize these fields.69        Args:70            instances: D2 Instances, for predictions of the current frame71        Return:72            D2 Instances with extra fields added73        """74        if not instances.has("ID"):75            instances.set("ID", [None] * len(instances))76        if not instances.has("ID_period"):77            instances.set("ID_period", [None] * len(instances))78        if not instances.has("lost_frame_count"):79            instances.set("lost_frame_count", [None] * len(instances))80        if self._prev_instances is None:81            instances.ID = list(range(len(instances)))82            self._id_count += len(instances)83            instances.ID_period = [1] * len(instances)84            instances.lost_frame_count = [0] * len(instances)85        return instances86    def _process_matched_idx(87        self,88        instances: Instances,89        matched_idx: np.ndarray,90        matched_prev_idx: np.ndarray91    ) -> Instances:92        assert matched_idx.size == matched_prev_idx.size93        for i in range(matched_idx.size):94            instances.ID[matched_idx[i]] = self._prev_instances.ID[matched_prev_idx[i]]95            instances.ID_period[matched_idx[i]] = \96                self._prev_instances.ID_period[matched_prev_idx[i]] + 197            instances.lost_frame_count[matched_idx[i]] = 098        return instances99    def _process_unmatched_idx(self, instances: Instances, matched_idx: np.ndarray) -> Instances:100        untracked_idx = set(range(len(instances))).difference(set(matched_idx))101        for idx in untracked_idx:102            instances.ID[idx] = self._id_count103            self._id_count += 1104            instances.ID_period[idx] = 1105            instances.lost_frame_count[idx] = 0106        return instances107    def _process_unmatched_prev_idx(108        self,109        instances: Instances,110        matched_prev_idx:111        np.ndarray112    ) -> Instances:113        untracked_instances = Instances(114            image_size=instances.image_size,115            pred_boxes=[],116            pred_masks=[],117            pred_classes=[],118            scores=[],119            ID=[],120            ID_period=[],121            lost_frame_count=[],122        )123        prev_bboxes = list(self._prev_instances.pred_boxes)124        prev_classes = list(self._prev_instances.pred_classes)125        prev_scores = list(self._prev_instances.scores)126        prev_ID_period = self._prev_instances.ID_period127        if instances.has("pred_masks"):128            prev_masks = list(self._prev_instances.pred_masks)129        untracked_prev_idx = set(range(len(self._prev_instances))).difference(set(matched_prev_idx))130        for idx in untracked_prev_idx:131            x_left, y_top, x_right, y_bot = prev_bboxes[idx]132            if (133                (1.0 * (x_right - x_left) / self._video_width < self._min_box_rel_dim)134                or (1.0 * (y_bot - y_top) / self._video_height < self._min_box_rel_dim)135                or self._prev_instances.lost_frame_count[idx] >= self._max_lost_frame_count136                or prev_ID_period[idx] <= self._min_instance_period137            ):138                continue139            untracked_instances.pred_boxes.append(list(prev_bboxes[idx].numpy()))140            untracked_instances.pred_classes.append(int(prev_classes[idx]))141            untracked_instances.scores.append(float(prev_scores[idx]))142            untracked_instances.ID.append(self._prev_instances.ID[idx])143            untracked_instances.ID_period.append(self._prev_instances.ID_period[idx])144            untracked_instances.lost_frame_count.append(145                self._prev_instances.lost_frame_count[idx] + 1146            )147            if instances.has("pred_masks"):148                untracked_instances.pred_masks.append(prev_masks[idx].numpy().astype(np.uint8))149        untracked_instances.pred_boxes = Boxes(torch.FloatTensor(untracked_instances.pred_boxes))150        untracked_instances.pred_classes = torch.IntTensor(untracked_instances.pred_classes)151        untracked_instances.scores = torch.FloatTensor(untracked_instances.scores)152        if instances.has("pred_masks"):153            untracked_instances.pred_masks = torch.IntTensor(untracked_instances.pred_masks)154        else:155            untracked_instances.remove("pred_masks")156        return Instances.cat(157            [158                instances,159                untracked_instances,160            ]...

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