def download(self, src, tar):
'''read a file in data lake and download it to local machine.
src : the file path inside data lake/bucket.
tar : file path in our local machine. Directories must exist.
'''
try:
if self.on_cloud:
GCS.download_blob(self.bucket, src, tar)
else:
file_path = join(self.local_dir, src)
copy(file_path, tar)
except Exception as e:
print('DataLakeConnector.download(), error: {}'.format(e))
def upload_from_file(self, src, tar):
'''upload a file to data lake
src : source file path
tar : target file path, in data lake.
'''
try:
if self.on_cloud:
GCS.upload_blob(self.bucket, src, tar)
else:
file_path = join(self.local_dir, tar)
copy(src, file_path)
except Exception as e:
print('DataLakeConnector.upload_from_file(), error: {}'.format(e))
def upload_from_dict(self, src, tar):
'''read a Dictionary and upload as a file in data lake.
src : is a Dictionary
tar : the file path inside data lake/bucket.
'''
try:
if self.on_cloud:
s = json.dumps(src)
GCS.upload_blob_from_string(self.bucket, s, tar)
else:
file_path = join(self.local_dir, tar)
with open(file_path, 'w') as f:
json.dump(src, f)
except Exception as e:
print('DataLakeConnector.upload_from_dict(), error: {}'.format(e))
def initGCS(self):
self.GCS = GCS()
x1 = XPlane.XPlane('131.204.27.9', 49005, '131.204.27.8', 49000,self.GCS,0)
a1 = ArduPilot.ArduPilot('/dev/ttyUSB0',38400,self.GCS,0)
self.GCS.addPair(a1,x1)
x1.execute()
a1.execute()
def upload_from_string(self, src, tar):
'''read a string and upload as a file in data lake.
src : is a string
tar : the file path inside data lake/bucket.
'''
try:
if self.on_cloud:
GCS.upload_blob_from_string(self.bucket, src, tar)
else:
file_path = join(self.local_dir, tar)
with open(file_path, 'w') as f:
f.write(src)
except Exception as e:
print(
'DataLakeConnector.upload_from_string(), error: {}'.format(e))
def download_as_string(self, src):
'''read a file in data lake and download it to local machine.
src : the file path inside data lake/bucket.
tar : file path in our local machine. Directories must exist.
'''
try:
s = None
if self.on_cloud:
s = GCS.get_str_from_blob(self.bucket, src)
else:
file_path = join(self.local_dir, src)
with open(file_path, 'r') as reader:
s = reader.read()
return s
except Exception as e:
print(
'DataLakeConnector.download_as_string(), error: {}'.format(e))
class Ui_MainWindow(object):
def initGCS(self):
self.GCS = GCS()
x1 = XPlane.XPlane('131.204.27.9', 49005, '131.204.27.8', 49000,
self.GCS, 0)
a1 = ArduPilot.ArduPilot('/dev/ttyUSB0', 38400, self.GCS, 0)
self.GCS.addPair(a1, x1)
x1.execute()
a1.execute()
def writeNextWaypoint(self):
# Write the GPS Waypoint
lat = float(self.latTextBox.text())
lng = float(self.lngTextBox.text())
alt = float(self.altTextBox.text())
goal = (
lat,
lng,
alt,
)
self.GCS.ID_to_ardu[0].setGoal(goal)
def setupUi(self, MainWindow):
MainWindow.setObjectName(_fromUtf8("MainWindow"))
MainWindow.resize(800, 600)
MainWindow.setWindowTitle(
QtGui.QApplication.translate("MainWindow", "MainWindow", None,
QtGui.QApplication.UnicodeUTF8))
self.centralwidget = QtGui.QWidget(MainWindow)
self.centralwidget.setObjectName(_fromUtf8("centralwidget"))
self.mapWebKit = QtWebKit.QWebView(self.centralwidget)
self.mapWebKit.setGeometry(QtCore.QRect(389, 0, 411, 561))
self.mapWebKit.setUrl(QtCore.QUrl(_fromUtf8("about:blank")))
self.mapWebKit.setObjectName(_fromUtf8("mapWebKit"))
self.writeNextWaypointButton = QtGui.QPushButton(self.centralwidget)
self.writeNextWaypointButton.setGeometry(
QtCore.QRect(219, 520, 151, 26))
self.writeNextWaypointButton.setText(
QtGui.QApplication.translate("MainWindow", "write next waypoint",
None, QtGui.QApplication.UnicodeUTF8))
self.writeNextWaypointButton.setObjectName(
_fromUtf8("writeNextWaypointButton"))
QtCore.QObject.connect(self.writeNextWaypointButton,
QtCore.SIGNAL("clicked()"),
self.writeNextWaypoint)
self.line = QtGui.QFrame(self.centralwidget)
self.line.setGeometry(QtCore.QRect(370, 0, 20, 551))
self.line.setFrameShape(QtGui.QFrame.VLine)
self.line.setFrameShadow(QtGui.QFrame.Sunken)
self.line.setObjectName(_fromUtf8("line"))
self.latTextBox = QtGui.QLineEdit(self.centralwidget)
self.latTextBox.setGeometry(QtCore.QRect(260, 430, 113, 25))
self.latTextBox.setObjectName(_fromUtf8("latTextBox"))
self.lngTextBox = QtGui.QLineEdit(self.centralwidget)
self.lngTextBox.setGeometry(QtCore.QRect(260, 460, 113, 25))
self.lngTextBox.setObjectName(_fromUtf8("lngTextBox"))
self.altTextBox = QtGui.QLineEdit(self.centralwidget)
self.altTextBox.setGeometry(QtCore.QRect(260, 490, 113, 25))
self.altTextBox.setObjectName(_fromUtf8("altTextBox"))
self.latLabel = QtGui.QLabel(self.centralwidget)
self.latLabel.setGeometry(QtCore.QRect(200, 440, 57, 15))
self.latLabel.setText(
QtGui.QApplication.translate("MainWindow", "lat:", None,
QtGui.QApplication.UnicodeUTF8))
self.latLabel.setObjectName(_fromUtf8("latLabel"))
self.lngLabel = QtGui.QLabel(self.centralwidget)
self.lngLabel.setGeometry(QtCore.QRect(200, 460, 57, 15))
self.lngLabel.setText(
QtGui.QApplication.translate("MainWindow", "lng:", None,
QtGui.QApplication.UnicodeUTF8))
self.lngLabel.setObjectName(_fromUtf8("lngLabel"))
self.altLabel = QtGui.QLabel(self.centralwidget)
self.altLabel.setGeometry(QtCore.QRect(200, 490, 57, 15))
self.altLabel.setText(
QtGui.QApplication.translate("MainWindow", "alt:", None,
QtGui.QApplication.UnicodeUTF8))
self.altLabel.setObjectName(_fromUtf8("altLabel"))
MainWindow.setCentralWidget(self.centralwidget)
self.menubar = QtGui.QMenuBar(MainWindow)
self.menubar.setGeometry(QtCore.QRect(0, 0, 800, 23))
self.menubar.setObjectName(_fromUtf8("menubar"))
MainWindow.setMenuBar(self.menubar)
self.statusbar = QtGui.QStatusBar(MainWindow)
self.statusbar.setObjectName(_fromUtf8("statusbar"))
MainWindow.setStatusBar(self.statusbar)
self.retranslateUi(MainWindow)
QtCore.QMetaObject.connectSlotsByName(MainWindow)
def retranslateUi(self, MainWindow):
pass