def handle_norm_mean_action(self):
if len(self.dataset_data.index) == 0:
information_dialod(NO_DATASET_MESSAGE)
else:
norm_data = Norm(self.dataset_data)
norm_data.mean_normilization()
self.dataset_data = norm_data.get_normilized_data()
information_dialod(NORMILIZED_BY_MESSAGE.format("mean method"))
def handle_norm_by_mean_action(self):
if len(self.dataset_data.index) == 0:
information_dialod(NO_DATASET_MESSAGE)
else:
norm_data = Norm(self.dataset_data)
norm_data.normilize_by_mean_value()
self.dataset_data = norm_data.get_normilized_data()
information_dialod(NORMILIZED_BY_MESSAGE.format("by mean value"))
def show_pandas_table(self):
if len(self.dataset_data.index) == 0:
information_dialod(NO_DATASET_MESSAGE)
else:
pd_table = QTableView()
model = PandasModel(self.dataset_data)
pd_table.setModel(model)
self.central_widget.addWidget(pd_table)
self.central_widget.setCurrentWidget(pd_table)
def handle_lda_plot_action(self):
if len(self.dataset_data.index) == 0:
information_dialod(NO_DATASET_MESSAGE)
else:
self.plot_window = PlotWindow()
self.plot_window.draw_lda(self.dataset_data)
self.dataset_data = self.bak_data
cur_widget = self.central_widget.currentWidget()
if cur_widget != self.content_table:
self.central_widget.removeWidget(cur_widget)
self.central_widget.addWidget(self.plot_window)
self.central_widget.setCurrentWidget(self.plot_window)
def handle_open_dataset_action(self):
filename = import_dataset_action()
column_file = os.path.dirname(filename) + "/column_names.txt"
print(column_file)
self.set_dataset_file(filename)
if not file_is_exists(column_file):
information_dialod(NOT_SUCCESS_IMPORT_MESSAGE)
else:
self.dataset_cols = ColumnImporter(column_file).get_columns()
dataset_importer = DatasetImporter(self.dataset_file,
self.dataset_cols)
self.dataset_data = dataset_importer.get_dataset()
self.bak_data = self.dataset_data
if info_import_dataset_dialog(SUCCESS_IMPORT_MESSAGE):
self.show_pandas_table()
def download_dataset(self):
if internet_on() == True:
index = self.currentRow()
folder_url = self.uci.uci_folder_urls[index]
dataset_name = self.uci.uci_dataset_name[index]
if information_download_dialod(
BEFORE_DOWNLOAD_MESSAGE.format(
dataset_name)) == QMessageBox.Ok:
url = os.path.join(BASE_UCI_URL_PART, folder_url)
dataset_folder = os.path.join(ROOT_PROJECT_PATH, 'datasets',
dataset_name)
download_data(url, dataset_folder)
information_dialod(DOWNLOAD_MESSAGE.format(dataset_name))
else:
information_dialod(NO_CONN_MESSAGE)
def handle_attr_choose_action(self):
if len(self.dataset_data.index) == 0:
information_dialod(NO_DATASET_MESSAGE)
else:
cols = Chooser(self.dataset_cols[1:], self).get_data()
self.dataset_data = self.dataset_data[cols]