def test_encoding(self, qtbot):
csvwidget = CSVExportDialog()
qtbot.addWidget(csvwidget)
csvwidget.show()
comboboxes = csvwidget.findChildren(QtGui.QComboBox)
comboboxes[0]
assert comboboxes[0].itemText(comboboxes[0].currentIndex()) == 'UTF_8'
def test_header(self, qtbot):
csvwidget = CSVExportDialog()
qtbot.addWidget(csvwidget)
csvwidget.show()
checkboxes = csvwidget.findChildren(QtGui.QCheckBox)
checkboxes[0].toggle()
assert csvwidget._headerCheckBox.isChecked()
def test_fileoutput(self, qtbot, csv_file):
csvwidget = CSVExportDialog()
qtbot.addWidget(csvwidget)
csvwidget.show()
labels = csvwidget.findChildren(QtGui.QLabel)
assert labels[0].text() == u'Output File'
lineedits = csvwidget.findChildren(QtGui.QLineEdit)
qtbot.keyClicks(lineedits[0], csv_file)
assert csvwidget._filenameLineEdit.text() == csv_file
def test_accept_reject(self, qtbot):
csvwidget = CSVExportDialog()
qtbot.addWidget(csvwidget)
csvwidget.show()
buttons = csvwidget.findChildren(QtGui.QPushButton)
for button in buttons:
qtbot.mouseClick(button, QtCore.Qt.LeftButton)
if button.text() == 'Export Data':
assert csvwidget.isVisible() == True
else:
assert csvwidget.isVisible() == False
def test_delimiter(self, qtbot):
csvwidget = CSVExportDialog()
qtbot.addWidget(csvwidget)
csvwidget.show()
groupboxes = csvwidget.findChildren(QtGui.QGroupBox)
radiobuttons = groupboxes[0].findChildren(QtGui.QRadioButton)
lineedits = groupboxes[0].findChildren(QtGui.QLineEdit)
delimiter = None
for button in radiobuttons:
qtbot.mouseClick(button, QtCore.Qt.LeftButton)
if lineedits[0].isEnabled():
qtbot.keyPress(lineedits[0], ' ')
assert lineedits[0].text() == ''
qtbot.keyPress(lineedits[0], 'a')
assert lineedits[0].text() == 'a'
assert delimiter != groupboxes[0].currentSelected()
delimiter = groupboxes[0].currentSelected()
def test_read_write(self, qtbot, csv_file, tmp):
importWidget = CSVImportDialog()
qtbot.addWidget(importWidget)
importWidget.show()
import_lineedits = importWidget.findChildren(QtGui.QLineEdit)
qtbot.keyClicks(import_lineedits[0], csv_file)
groupboxes = importWidget.findChildren(QtGui.QGroupBox)
radiobuttons = groupboxes[0].findChildren(QtGui.QRadioButton)
for button in radiobuttons:
if str(button.text()) == 'Semicolon':
qtbot.mouseClick(button, QtCore.Qt.LeftButton)
break
checkboxes = importWidget.findChildren(QtGui.QCheckBox)
checkboxes[0].toggle()
model_in = importWidget._previewTableView.model()
# convert critical datetime column:
column_model = model_in.columnDtypeModel()
index = column_model.index(4, 1)
column_model.setData(index, 'date and time')
##
# now we export the data and load it again
##
exportWidget = CSVExportDialog(model_in)
qtbot.addWidget(exportWidget)
exportWidget.show()
lineedits = exportWidget.findChildren(QtGui.QLineEdit)
qtbot.keyClicks(lineedits[0], tmp)
groupboxes = exportWidget.findChildren(QtGui.QGroupBox)
radiobuttons = groupboxes[0].findChildren(QtGui.QRadioButton)
for button in radiobuttons:
if str(button.text()) == 'Semicolon':
qtbot.mouseClick(button, QtCore.Qt.LeftButton)
break
checkboxes = exportWidget.findChildren(QtGui.QCheckBox)
checkboxes[0].toggle()
buttons = exportWidget.findChildren(QtGui.QPushButton)
with qtbot.waitSignal(exportWidget.exported, timeout=3000):
for button in buttons:
if str(button.text()) == 'Export Data':
qtbot.mouseClick(button, QtCore.Qt.LeftButton)
break
import_lineedits[0].clear()
qtbot.keyClicks(import_lineedits[0], tmp)
buttons = importWidget.findChildren(QtGui.QPushButton)
with qtbot.waitSignal(importWidget.load, timeout=3000):
for button in buttons:
if str(button.text()) == 'Load Data':
model_out_in = importWidget._previewTableView.model()
qtbot.mouseClick(button, QtCore.Qt.LeftButton)
break
column_model = model_out_in.columnDtypeModel()
index = column_model.index(4, 1)
column_model.setData(index, 'date and time')
comparator = model_in.dataFrame() == model_out_in.dataFrame()
assert all(comparator)
df = model_out_in.dataFrame()
assert not df.empty
def test_init(self, qtbot):
csvwidget = CSVExportDialog()
qtbot.addWidget(csvwidget)
csvwidget.show()
assert csvwidget.isModal()
assert csvwidget.windowTitle() == u'Export to CSV'
class TestWidget(QtGui.QWidget):
def __init__(self, parent=None):
super(TestWidget, self).__init__(parent)
self.resize(1680, 756)
self.move(0, 0)
self.df = pandas.DataFrame()
self.dataModel = None
# init the data view's
self.dataTableView = DataTableWidget(self)
# self.dataTableView.setSortingEnabled(True)
# self.dataTableView.setAlternatingRowColors(True)
self.dataListView = QtGui.QListView(self)
self.dataListView.setAlternatingRowColors(True)
self.dataComboBox = QtGui.QComboBox(self)
# make combobox to choose the model column for dataComboBox and dataListView
self.chooseColumnComboBox = QtGui.QComboBox(self)
self.buttonCsvData = QtGui.QPushButton("load csv data")
self.buttonRandomData = QtGui.QPushButton("load random data")
importDialog = CSVImportDialog(self)
importDialog.load.connect(self.updateModel)
self.buttonCsvData.clicked.connect(lambda: importDialog.show())
self.buttonRandomData.clicked.connect(
lambda: self.setDataFrame(getRandomData(rows=100, columns=100)))
self.exportDialog = CSVExportDialog(self)
self.buttonCSVExport = QtGui.QPushButton("export to csv")
self.buttonCSVExport.clicked.connect(self._exportModel)
self.buttonLayout = QtGui.QHBoxLayout()
self.buttonLayout.addWidget(self.buttonCsvData)
self.buttonLayout.addWidget(self.buttonCSVExport)
self.buttonLayout.addWidget(self.buttonRandomData)
self.mainLayout = QtGui.QVBoxLayout()
self.setLayout(self.mainLayout)
self.mainLayout.addLayout(self.buttonLayout)
self.mainLayout.addWidget(self.dataTableView)
self.spinbox = QtGui.QSpinBox()
self.mainLayout.addWidget(self.spinbox)
self.spinbox.setMaximum(99999999999)
self.spinbox.setValue(99999999999)
self.rightLayout = QtGui.QVBoxLayout()
self.chooseColumLayout = QtGui.QHBoxLayout()
self.mainLayout.addLayout(self.rightLayout)
self.rightLayout.addLayout(self.chooseColumLayout)
self.chooseColumLayout.addWidget(QtGui.QLabel("Choose column:"))
self.chooseColumLayout.addWidget(self.chooseColumnComboBox)
self.rightLayout.addWidget(self.dataListView)
self.rightLayout.addWidget(self.dataComboBox)
self.tableViewColumnDtypes = QtGui.QTableView(self)
self.rightLayout.addWidget(QtGui.QLabel('dtypes'))
self.rightLayout.addWidget(self.tableViewColumnDtypes)
self.buttonGoToColumn = QtGui.QPushButton("go to column")
self.rightLayout.addWidget(self.buttonGoToColumn)
self.buttonGoToColumn.clicked.connect(self.goToColumn)
self.buttonSetFilter = QtGui.QPushButton("set filter")
self.rightLayout.addWidget(self.buttonSetFilter)
self.buttonSetFilter.clicked.connect(self.setFilter)
self.buttonClearFilter = QtGui.QPushButton("clear filter")
self.rightLayout.addWidget(self.buttonClearFilter)
self.buttonClearFilter.clicked.connect(self.clearFilter)
self.lineEditFilterCondition = QtGui.QLineEdit("freeSearch('am')")
self.rightLayout.addWidget(self.lineEditFilterCondition)
self.chooseColumnComboBox.currentIndexChanged.connect(
self.setModelColumn)
self.dataListView.mouseReleaseEvent = self.mouseReleaseEvent
self.dropLineEdit = DropLineEdit("drop data from table here", self)
self.rightLayout.addWidget(self.dropLineEdit)
self.dropWidget = ComplexDropWidget(self)
self.dropWidget.dropRecieved.connect(self.processDataDrops)
self.rightLayout.addWidget(self.dropWidget)
@Slot('QMimeData')
def processDataDrops(self, mimeData):
"""if you have more complicated stuff to do and you want to match some models, might be possible like that"""
mimeDataPayload = mimeData.data()
if isinstance(mimeDataPayload, PandasCellPayload):
if self.dataModel is not None:
if hex(id(self.dataModel)) == mimeDataPayload.parentId:
self.dropWidget.setText(
"complex stuff done after drop event. {0}".format(
mimeDataPayload.column))
def setDataFrame(self, dataFrame):
self.df = dataFrame
dataModel = DataFrameModel()
dataModel.setDataFrame(self.df)
self.dataModel = dataModel
self.dataListView.setModel(dataModel)
self.dataTableView.setViewModel(dataModel)
self.dataComboBox.setModel(dataModel)
# self.dataTableView.resizeColumnsToContents()
# create a simple item model for our choosing combobox
columnModel = QtGui.QStandardItemModel()
for column in self.df.columns:
columnModel.appendRow(QtGui.QStandardItem(column))
self.chooseColumnComboBox.setModel(columnModel)
self.tableViewColumnDtypes.setModel(dataModel.columnDtypeModel())
self.tableViewColumnDtypes.horizontalHeader().setDefaultSectionSize(
200)
self.tableViewColumnDtypes.setItemDelegateForColumn(
1, DtypeComboDelegate(self.tableViewColumnDtypes))
dataModel.changingDtypeFailed.connect(self.changeColumnValue)
@Slot()
def _exportModel(self):
model = self.dataTableView.view().model()
self.exportDialog.setExportModel(model)
self.exportDialog.show()
@Slot('QAbstractItemModel')
def updateModel(self, model):
self.dataModel = model
self.dataListView.setModel(model)
self.dataTableView.setViewModel(model)
self.dataComboBox.setModel(model)
self.tableViewColumnDtypes.setModel(model.columnDtypeModel())
def setModelColumn(self, index):
self.dataListView.setModelColumn(index)
self.dataComboBox.setModelColumn(index)
def goToColumn(self):
print "go to column 7"
index = self.dataTableView.view().model().index(7, 0)
self.dataTableView.view().setCurrentIndex(index)
def changeColumnValue(self, columnName, index, dtype):
print "failed to change", columnName, "to", dtype
print index.data(), index.isValid()
self.dataTableView.view().setCurrentIndex(index)
def setFilter(self):
#filterIndex = eval(self.lineEditFilterCondition.text())
search = DataSearch("Test", self.lineEditFilterCondition.text())
self.dataTableView.view().model().setFilter(search)
#raise NotImplementedError
def clearFilter(self):
self.dataTableView.view().model().clearFilter()