# -*- coding: utf-8 -*-
"""
/***************************************************************************
HUB TimeSeriesViewer
-------------------
begin : 2015-08-20
git sha : $Format:%H$
copyright : (C) 2017 by HU-Berlin
email : benjamin.jakimow@geo.hu-berlin.de
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
"""
# noinspection PyPep8Naming
from __future__ import absolute_import
from qgis.core import *
import os, sys, re, fnmatch, collections, copy, traceback, six
import logging
logger = logging.getLogger(__name__)
import qgis.utils
from timeseriesviewer.utils import *
DEBUG = True
import numpy as np
import multiprocessing
#abbreviations
import site
from timeseriesviewer import jp, mkdir, DIR_SITE_PACKAGES, file_search
from timeseriesviewer.timeseries import *
from timeseriesviewer.profilevisualization import SpectralTemporalVisualization
#I don't know why, but this is required to run this in QGIS
#todo: still required?
path = os.path.abspath(jp(sys.exec_prefix, '../../bin/pythonw.exe'))
if os.path.exists(path):
multiprocessing.set_executable(path)
sys.argv = [ None ]
#ensure that required non-standard modules are available
import pyqtgraph as pg
class TsvMimeDataUtils(QObject):
def __init__(self, mimeData):
assert isinstance(mimeData, QMimeData)
super(TsvMimeDataUtils, self).__init__()
self.mimeData = mimeData
self.xmlDoc = QDomDocument()
if self.mimeData.hasText():
self.xmlDoc.setContent(self.mimeData.text())
self.xmlRoot = self.xmlDoc.documentElement()
pass
def hasRasterStyle(self):
if self.xmlRoot.tagName() == 'qgis':
elem = self.xmlRoot.elementsByTagName('rasterrenderer')
return elem.count() != 0
return False
def rasterStyle(self, qgisDataType):
elem = self.xmlRoot.elementsByTagName('rasterrenderer').item(0).toElement()
type = str(elem.attribute('type'))
from qgis.core import QGis, QgsContrastEnhancement
def bandSettings(colorName):
band = int(elem.attribute(colorName + 'Band'))
ceNode = elem.elementsByTagName(colorName + 'ContrastEnhancement').item(0)
vMin = float(ceNode.firstChildElement('minValue').firstChild().nodeValue())
vMax = float(ceNode.firstChildElement('maxValue').firstChild().nodeValue())
ceName = ceNode.firstChildElement('algorithm').firstChild().nodeValue()
ceAlg = QgsContrastEnhancement.contrastEnhancementAlgorithmFromString(ceName)
ce = QgsContrastEnhancement(qgisDataType)
ce.setContrastEnhancementAlgorithm(ceAlg)
ce.setMinimumValue(vMin)
ce.setMaximumValue(vMax)
return band, ce
style = None
if type == 'multibandcolor':
A = int(elem.attribute('alphaBand'))
O = int(elem.attribute('opacity'))
R, ceR = bandSettings('red')
G, ceG = bandSettings('green')
B, ceB = bandSettings('blue')
style = QgsMultiBandColorRenderer(None, R, G, B)
style.setRedContrastEnhancement(ceR)
style.setGreenContrastEnhancement(ceG)
style.setBlueContrastEnhancement(ceB)
elif type == 'singlebandgrey':
pass
return style
class QgisTsvBridge(QObject):
"""
Class to control interactions between TSV and the running QGIS instance
"""
_instance = None
@staticmethod
def instance():
if QgisTsvBridge._instance is None:
QgisTsvBridge._instance = QgisTsvBridge()
return QgisTsvBridge._instance
@staticmethod
def qgisInstance():
if qgis.utils is not None and isinstance(qgis.utils.iface, QgisInterface):
return qgis.utils.iface
else:
return None
@staticmethod
def addMapLayers(mapLayers, checkDuplicates=False):
iface = QgisTsvBridge.qgisInstance()
if iface:
existingSources = [lyr.source() for lyr in iface.mapCanvas().layers()]
for ml in mapLayers:
assert isinstance(ml, QgsMapLayer)
src = ml.source()
if checkDuplicates and src in existingSources:
continue
if isinstance(ml, QgsRasterLayer):
iface.addRasterLayer(src)
if isinstance(ml, QgsVectorLayer):
iface.addVectorLayer(src, os.path.basename(src), ml.providerType())
sigQgisProjectClosed = pyqtSignal()
def __init__(self, parent=None):
assert QgisTsvBridge._instance is None, 'Can not instantiate QgsTsvBridge twice'
super(QgisTsvBridge, self).__init__(parent)
self.TSV = None
self.ui = None
self.SpatTempVis = None
def isValid(self):
return isinstance(self.iface, QgisInterface) and isinstance(self.TSV, TimeSeriesViewer)
def connect(self,TSV):
# super(QgisTsvBridge, self).__init__(parent=TSV)
iface = QgisTsvBridge.qgisInstance()
if iface:
self.iface = iface
self.TSV = TSV
self.ui = self.TSV.ui
self.SpatTempVis = self
from timeseriesviewer.ui.docks import RenderingDockUI
assert isinstance(self.ui, TimeSeriesViewerUI)
assert isinstance(self.ui.dockRendering, RenderingDockUI)
self.ui.dockRendering.sigQgisInteractionRequest.connect(self.onQgisInteractionRequest)
self.ui.dockRendering.cbQgsVectorLayer.setFilters(QgsMapLayerProxyModel.VectorLayer)
self.ui.dockRendering.enableQgisInteraction(True)
self.cbQgsVectorLayer = self.ui.dockRendering.cbQgsVectorLayer
self.gbQgsVectorLayer = self.ui.dockRendering.gbQgsVectorLayer
self.qgsMapCanvas = self.iface.mapCanvas()
assert isinstance(self.qgsMapCanvas, QgsMapCanvas)
assert isinstance(self.cbQgsVectorLayer, QgsMapLayerComboBox)
assert isinstance(self.gbQgsVectorLayer, QgsCollapsibleGroupBox)
return True
else:
return False
def addLayersToQGIS(self, mapLayers, noDuplicates=False):
QgisTsvBridge.addMapLayers(mapLayers, checkDuplicates=noDuplicates)
def onQgisInteractionRequest(self, request):
if not self.isValid(): return
assert isinstance(self.qgsMapCanvas, QgsMapCanvas)
extQgs = SpatialExtent.fromMapCanvas(self.qgsMapCanvas)
assert isinstance(self.TSV, TimeSeriesViewer)
extTsv = self.TSV.spatialTemporalVis.spatialExtent()
assert request in ['tsvCenter2qgsCenter',
'tsvExtent2qgsExtent',
'qgisCenter2tsvCenter',
'qgisExtent2tsvExtent']
if request == 'tsvCenter2qgsCenter':
center = SpatialPoint.fromSpatialExtent(extTsv)
center = center.toCrs(extQgs.crs())
if center:
self.qgsMapCanvas.setCenter(center)
self.qgsMapCanvas.refresh()
if request == 'qgisCenter2tsvCenter':
center = SpatialPoint.fromSpatialExtent(extQgs)
center = center.toCrs(extTsv.crs())
if center:
self.TSV.spatialTemporalVis.setSpatialCenter(center)
if self.ui.dockRendering.cbLoadCenterPixelProfile.isChecked():
self.TSV.spectralTemporalVis.loadCoordinate(center)
if request == 'tsvExtent2qgsExtent':
extent = extTsv.toCrs(extQgs.crs())
if extent:
self.qgsMapCanvas.setExtent(extent)
self.qgsMapCanvas.refresh()
if request == 'qgisExtent2tsvExtent':
extent = extQgs.toCrs(extTsv.crs())
if extent:
self.TSV.spatialTemporalVis.setSpatialExtent(extent)
if self.ui.dockRendering.cbLoadCenterPixelProfile.isChecked():
self.TSV.spectralTemporalVis.loadCoordinate(extent.spatialCenter())
class TimeSeriesViewerUI(QMainWindow,
loadUi('timeseriesviewer.ui')):
sigQgsSyncChanged = pyqtSignal(bool, bool, bool)
def __init__(self, parent=None):
"""Constructor."""
super(TimeSeriesViewerUI, self).__init__(parent)
# Set up the user interface from Designer.
# After setupUI you can access any designer object by doing
# self.<objectname>, and you can use autoconnect slots - see
# http://qt-project.org/doc/qt-4.8/designer-using-a-ui-file.html
# #widgets-and-dialogs-with-auto-connect
self.setupUi(self)
self.addActions(self.findChildren(QAction))
from timeseriesviewer import TITLE, icon
self.setWindowTitle(TITLE)
self.setWindowIcon(icon())
#set button default actions -> this will show the action icons as well
#I don't know why this is not possible in the QDesigner when QToolButtons are
#placed outside a toolbar
import timeseriesviewer.ui.docks as docks
area = None
def addDockWidget(dock):
"""
shortcut to add a created dock and return it
:param dock:
:return:
"""
self.addDockWidget(area, dock)
return dock
area = Qt.LeftDockWidgetArea
self.dockRendering = addDockWidget(docks.RenderingDockUI(self))
from timeseriesviewer.labeling import LabelingDockUI
self.dockLabeling = addDockWidget(LabelingDockUI(self))
from timeseriesviewer.sensorvisualization import SensorDockUI
self.dockSensors = addDockWidget(SensorDockUI(self))
from timeseriesviewer.mapvisualization import MapViewCollectionDock
self.dockMapViewsV2 = addDockWidget(MapViewCollectionDock(self))
self.tabifyDockWidget(self.dockSensors, self.dockRendering)
self.tabifyDockWidget(self.dockSensors, self.dockMapViewsV2)
area = Qt.BottomDockWidgetArea
#from timeseriesviewer.mapvisualization import MapViewDockUI
#self.dockMapViews = addDockWidget(MapViewDockUI(self))
self.dockTimeSeries = addDockWidget(TimeSeriesDockUI(self))
from timeseriesviewer.profilevisualization import ProfileViewDockUI
self.dockProfiles = addDockWidget(ProfileViewDockUI(self))
#self.tabifyDockWidget(self.dockTimeSeries, self.dockMapViews)
self.tabifyDockWidget(self.dockTimeSeries, self.dockProfiles)
area = Qt.RightDockWidgetArea
from timeseriesviewer.systeminfo import SystemInfoDock
self.dockSystemInfo = addDockWidget(SystemInfoDock(self))
self.dockSystemInfo.setVisible(False)
for dock in self.findChildren(QDockWidget):
if len(dock.actions()) > 0:
s = ""
self.menuPanels.addAction(dock.toggleViewAction())
self.dockLabeling.setHidden(True)
self.dockTimeSeries.raise_()
#self.dockMapViews.btnAddMapView.setDefaultAction(self.actionAddMapView)
self.restoreSettings()
def restoreSettings(self):
from timeseriesviewer import SETTINGS
#todo: restore settings
s = ""
def _blockSignals(self, widgets, block=True):
states = dict()
if isinstance(widgets, dict):
for w, block in widgets.items():
states[w] = w.blockSignals(block)
else:
for w in widgets:
states[w] = w.blockSignals(block)
return states
sigSubsetSizeChanged = pyqtSignal(QSize)
def setSubsetSize(self, size, blockSignal=False):
old = self.subsetSize()
w = [self.spinBoxSubsetSizeX, self.spinBoxSubsetSizeY]
if blockSignal:
states = self._blockSignals(w, True)
self.spinBoxSubsetSizeX.setValue(size.width())
self.spinBoxSubsetSizeY.setValue(size.height())
self._setUpdateBehaviour()
if blockSignal:
self._blockSignals(states)
elif old != size:
self.sigSubsetSizeChanged(size)
def setProgress(self, value, valueMax=None, valueMin=0):
p = self.progressBar
if valueMin is not None and valueMin != self.progessBar.minimum():
p.setMinimum(valueMin)
if valueMax is not None and valueMax != self.progessBar.maximum():
p.setMaximum(valueMax)
self.progressBar.setValue(value)
_iface = None
class TimeSeriesViewerQgisInterface(QgisInterface):
def __init__(self, timeSeriesViewer):
QgisInterface.__init__(self)
self.mTimeSeriesViewer = timeSeriesViewer
def messageBar(self):
return self.mTimeSeriesViewer.ui.messageBar
LUT_MESSAGELOGLEVEL = {
QgsMessageLog.INFO:'INFO',
QgsMessageLog.CRITICAL:'INFO',
QgsMessageLog.WARNING:'WARNING'}
LUT_MSGLOG2MSGBAR ={QgsMessageLog.INFO:QgsMessageBar.INFO,
QgsMessageLog.CRITICAL:QgsMessageBar.WARNING,
QgsMessageLog.WARNING:QgsMessageBar.WARNING,
}
class TimeSeriesViewer(QObject):
def __init__(self, iface):
"""Constructor.
:param iface: An interface instance that will be passed to this class
which provides the hook by which you can manipulate the QGIS
application at run time.
:type iface: QgsInterface
"""
# initialize GUI
self.ui = TimeSeriesViewerUI()
msgLog = QgsMessageLog.instance()
msgLog.messageReceived.connect(self.logMessage)
# Save reference to the QGIS interface
self.iface = iface
self.pseudoIface = TimeSeriesViewerQgisInterface(self)
if not isinstance(self.iface, QgisInterface):
#qgis.utils.iface = self.pseudoIface
pass
#initialize QgisTsvBridge
self.mQgisBridge = QgisTsvBridge.instance()
#init empty time series
self.TS = TimeSeries()
self.mSpatialMapExtentInitialized = False
self.TS.sigTimeSeriesDatesAdded.connect(self.onTimeSeriesChanged)
#init other GUI components
D = self.ui
#self.ICP = D.scrollAreaSubsetContent.layout()
#D.scrollAreaMapViews.setSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.MinimumExpanding)
#self.BVP = self.ui.scrollAreaMapViews.layout()
#D.dockNavigation.connectTimeSeries(self.TS)
D.dockTimeSeries.connectTimeSeries(self.TS)
D.dockSensors.connectTimeSeries(self.TS)
self.spectralTemporalVis = SpectralTemporalVisualization(D.dockProfiles)
self.spectralTemporalVis.connectTimeSeries(self.TS)
self.spectralTemporalVis.pixelLoader.sigLoadingFinished.connect(
lambda dt: self.ui.dockSystemInfo.addTimeDelta('Pixel Profile', dt))
assert isinstance(self, TimeSeriesViewer)
from timeseriesviewer.mapvisualization import SpatialTemporalVisualization
self.spatialTemporalVis = SpatialTemporalVisualization(self)
self.spatialTemporalVis.sigLoadingStarted.connect(self.ui.dockRendering.addStartedWork)
self.spatialTemporalVis.sigLoadingFinished.connect(self.ui.dockRendering.addFinishedWork)
self.spatialTemporalVis.sigShowProfiles.connect(self.spectralTemporalVis.loadCoordinate)
self.spectralTemporalVis.sigMoveToTSD.connect(self.spatialTemporalVis.navigateToTSD)
D.actionMoveCenter.triggered.connect(lambda : self.spatialTemporalVis.activateMapTool('moveCenter'))
#D.actionSelectArea.triggered.connect(lambda : self.spatialTemporalVis.activateMapTool('selectArea'))
D.actionZoomMaxExtent.triggered.connect(lambda : self.zoomTo('zoomMaxExtent'))
D.actionZoomPixelScale.triggered.connect(lambda: self.zoomTo('zoomPixelScale'))
D.actionZoomIn.triggered.connect(lambda: self.spatialTemporalVis.activateMapTool('zoomIn'))
D.actionZoomOut.triggered.connect(lambda: self.spatialTemporalVis.activateMapTool('zoomOut'))
D.actionPan.triggered.connect(lambda: self.spatialTemporalVis.activateMapTool('pan'))
D.actionIdentifyTimeSeries.triggered.connect(lambda: self.spatialTemporalVis.activateMapTool('identifyProfile'))
D.actionIdentifyMapLayers.triggered.connect(lambda: self.spatialTemporalVis.activateMapTool('identifyMapLayers'))
D.actionAddMapView.triggered.connect(self.spatialTemporalVis.MVC.createMapView)
D.actionAddTSD.triggered.connect(lambda : self.addTimeSeriesImages())
D.actionRemoveTSD.triggered.connect(lambda: self.TS.removeDates(self.ui.dockTimeSeries.selectedTimeSeriesDates()))
D.actionRefresh.triggered.connect(self.spatialTemporalVis.refresh)
D.actionLoadTS.triggered.connect(self.loadTimeSeriesDefinition)
D.actionClearTS.triggered.connect(self.clearTimeSeries)
D.actionSaveTS.triggered.connect(self.saveTimeSeriesDefinition)
D.actionAddTSExample.triggered.connect(self.loadExampleTimeSeries)
D.actionShowCrosshair.toggled.connect(self.spatialTemporalVis.setShowCrosshair)
#connect buttons with actions
from timeseriesviewer.ui.widgets import AboutDialogUI, PropertyDialogUI
D.actionAbout.triggered.connect(lambda: AboutDialogUI(self.ui).exec_())
D.actionSettings.triggered.connect(lambda : PropertyDialogUI(self.ui).exec_())
D.dockRendering.sigMapSizeChanged.connect(self.spatialTemporalVis.setMapSize)
D.dockRendering.sigCrsChanged.connect(self.spatialTemporalVis.setCrs)
D.dockRendering.sigShowVectorOverlay.connect(self.spatialTemporalVis.setVectorLayer)
D.dockRendering.sigRemoveVectorOverlay.connect(lambda: self.spatialTemporalVis.setVectorLayer(None))
self.spatialTemporalVis.sigCRSChanged.connect(D.dockRendering.setCrs)
D.dockRendering.sigSpatialExtentChanged.connect(self.spatialTemporalVis.setSpatialExtent)
D.dockRendering.sigMapCanvasColorChanged.connect(self.spatialTemporalVis.setBackgroundColor)
self.spatialTemporalVis.setMapSize(D.dockRendering.mapSize())
if isinstance(iface, QgisInterface):
self.mQgisBridge.connect(self)
def loadImageFiles(self, files):
assert isinstance(files, list)
self.TS.addFiles(files)
def loadTimeSeriesDefinition(self, path=None, n_max=None):
s = settings()
defFile = s.value('FILE_TS_DEFINITION')
if defFile is not None:
defFile = os.path.dirname(defFile)
path = QFileDialog.getOpenFileName(caption='Load Time Series definition',
directory=defFile)
if path is not None and os.path.exists(path):
s.setValue('FILE_TS_DEFINITION', path)
M = self.ui.dockTimeSeries.tableView_TimeSeries.model()
M.beginResetModel()
self.clearTimeSeries()
self.TS.loadFromFile(path, n_max=n_max)
M.endResetModel()
def createMapView(self):
self.spatialTemporalVis.createMapView()
def zoomTo(self, key):
if key == 'zoomMaxExtent':
ext = self.TS.getMaxSpatialExtent(self.ui.dockRendering.crs())
elif key == 'zoomPixelScale':
extent = self.spatialTemporalVis.spatialExtent()
#calculate in web-mercator for metric distances
crs = self.spatialTemporalVis.crs()
crsWMC = QgsCoordinateReferenceSystem('EPSG:3857')
extentWMC = extent.toCrs(crsWMC)
pxSize = max(self.TS.getPixelSizes(), key= lambda s :s.width())
canvasSize = self.spatialTemporalVis.subsetSize()
f = 0.05
width = f * canvasSize.width() * pxSize.width() # width in map units
height = f * canvasSize.height() * pxSize.height()
ext = SpatialExtent(crsWMC, 0, 0, width, height)
ext.setCenter(extentWMC.center())
#return to original CRS
ext = ext.toCrs(crs)
else:
raise NotImplementedError(key)
self.spatialTemporalVis.setSpatialExtent(ext)
def icon(self):
return TimeSeriesViewer.icon()
def logMessage(self, message, tag, level):
m = message.split('\n')
if '' in message.split('\n'):
m = m[0:m.index('')]
m = '\n'.join(m)
if re.search('timeseriesviewer', m):
return
if level in [QgsMessageLog.CRITICAL, QgsMessageLog.WARNING]:
widget = self.ui.messageBar.createMessage(tag, message)
button = QPushButton(widget)
button.setText("Show")
from enmapbox.gui.utils import showMessage
button.pressed.connect(lambda: showMessage(message, '{}'.format(tag), level))
widget.layout().addWidget(button)
self.ui.messageBar.pushWidget(widget,
LUT_MSGLOG2MSGBAR.get(level, QgsMessageBar.INFO),
SETTINGS.value('MESSAGE_TIMEOUT', 0))
#print on normal console
print(u'{}({}): {}'.format(tag, level, message))
def onTimeSeriesChanged(self, *args):
if not self.mSpatialMapExtentInitialized:
if len(self.TS.data) > 0:
if len(self.spatialTemporalVis.MVC) == 0:
# add two empty band-views by default
self.spatialTemporalVis.createMapView()
self.spatialTemporalVis.createMapView()
extent = self.TS.getMaxSpatialExtent()
self.spatialTemporalVis.setCrs(extent.crs())
self.spatialTemporalVis.setSpatialExtent(extent)
self.mSpatialMapExtentInitialized = True
if len(self.TS.data) == 0:
self.mSpatialMapExtentInitialized = False
def saveTimeSeriesDefinition(self):
s = settings()
defFile = s.value('FILE_TS_DEFINITION')
if defFile is not None:
defFile = os.path.dirname(defFile)
path = QFileDialog.getSaveFileName(caption='Save Time Series definition',
directory=defFile)
path = self.TS.saveToFile(path)
if path is not None:
s.setValue('FILE_TS_DEFINITION', path)
def loadExampleTimeSeries(self):
import example.Images
files = file_search(os.path.dirname(example.Images.__file__), '*.tif')
self.addTimeSeriesImages(files)
def qgs_handleMouseDown(self, pt, btn):
pass
# noinspection PyMethodMayBeStatic
def tr(self, message):
"""Get the translation for a string using Qt translation API.
We implement this ourselves since we do not inherit QObject.
:param message: String for translation.
:type message: str, QString
:returns: Translated version of message.
:rtype: QString
"""
# noinspection PyTypeChecker,PyArgumentList,PyCallByClass
return QCoreApplication.translate('EnMAPBox', message)
def unload(self):
"""Removes the plugin menu item and icon """
self.iface.removeToolBarIcon(self.action)
def run(self):
QApplication.processEvents()
self.ui.show()
def scrollToDate(self, date_of_interest):
QApplication.processEvents()
HBar = self.ui.scrollArea_imageChips.horizontalScrollBar()
TSDs = list(self.CHIPWIDGETS.keys())
if len(TSDs) == 0:
return
#get date INDEX that is closest to requested date
if type(date_of_interest) is str:
date_of_interest = np.datetime64(date_of_interest)
if type(date_of_interest) is np.datetime64:
i_doi = TSDs.index(sorted(TSDs, key=lambda TSD: abs(date_of_interest - TSD.getDate()))[0])
else:
i_doi = date_of_interest
step = int(float(HBar.maximum()) / (len(TSDs)+1))
HBar.setSingleStep(step)
HBar.setPageStep(step*5)
HBar.setValue(i_doi * step)
def clearLayoutWidgets(self, L):
if L is not None:
while L.count():
w = L.takeAt(0)
if w.widget():
w.widget().deleteLater()
#if w is not None:
# w.widget().deleteLater()
QApplication.processEvents()
def addTimeSeriesImages(self, files=None):
if files is None:
s = settings()
defDir = s.value('DIR_FILESEARCH')
files = QFileDialog.getOpenFileNames(directory=defDir)
if len(files) > 0 and os.path.exists(files[0]):
dn = os.path.dirname(files[0])
s.setValue('DIR_FILESEARCH', dn)
if files:
self.TS.addFiles(files)
def clearTimeSeries(self):
#remove views
M = self.ui.dockTimeSeries.tableView_TimeSeries.model()
M.beginResetModel()
self.TS.clear()
M.endResetModel()
def getSelectedTSDs(self):
TV = self.ui.tableView_TimeSeries
TVM = TV.model()
return [TVM.getTimeSeriesDatumFromIndex(idx) for idx in TV.selectionModel().selectedRows()]
def disconnect_signal(signal):
while True:
try:
signal.disconnect()
except TypeError:
break
def main():
# add site-packages to sys.path as done by enmapboxplugin.py
from timeseriesviewer.utils import initQgisApplication
import os
qgsApp = initQgisApplication()
ts = TimeSeriesViewer(None)
ts.run()
ts.loadExampleTimeSeries()
ts.createMapView()
# close QGIS
qgsApp.exec_()
qgsApp.exitQgis()
if __name__ == '__main__':
main()