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geostreams_analysis.py
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from pygeostreams.sensors import SensorsApi
from pygeostreams.datapoints import DatapointsApi
import pandas as pd
from datetime import datetime
class Analysis:
host = None
username = None
password = None
sensor_client = None
datapoint_client = None
def __init__(self):
pass
def get_sensors_by_geocode(self, geocode):
self.sensorclient = SensorsApi(host=self.host,
username=self.username,
password=self.password)
r = self.sensorclient.sensors_by_polygon(geocode)
if r.status_code != 200:
print("Failed to get sensors with status code %s" % r.status_code)
sensors = r.json()['sensors']
print("Downloaded %s sensors" % len(sensors))
return sensors
def get_sensors_by_sensor_ids(self, sensor_ids):
self.sensorclient = SensorsApi(host=self.host,
username=self.username,
password=self.password)
sensors = []
for sensor_id in sensor_ids:
sensor = self.sensorclient.sensor_get(sensor_id).json()['sensor']
if sensor['max_end_time'] == 'N/A':
print("Updating sensor statistics for sensor_id=%s" % sensor_id)
self.sensorclient.sensor_statistics_post(sensor_id)
sensors.append(sensor)
return sensors
def get_sensors_parameters(self, sensors):
all_parameters = []
for sensor in sensors:
for parameter in sensor['parameters']:
if parameter[-2:] == 'qc':
continue
if parameter not in all_parameters:
all_parameters.append(parameter)
return all_parameters
def create_geocode(self, coordinates):
geocode = ''
for coord in coordinates:
geocode += str(round(coord[1], 8)) + '%2C' + str(round(coord[0], 8)) + '%2C'
geocode = geocode[:-3]
return geocode
def create_datapoints_dataframe(self, datapoints, sensors_parameters):
column_names = ['sensor_id', 'datetime', 'created'] + sensors_parameters
datapoint_rows = []
for datapoint in datapoints:
row = []
row.append(datapoint['sensor_id'])
row.append(datetime.strptime(datapoint['start_time'][:-4].replace('"T"', 'T'), '%Y-%m-%dT%H:%M'))
row.append(datetime.strptime(datapoint['created'][:-4].replace('"T"', 'T'), '%Y-%m-%dT%H:%M'))
for prop in sensors_parameters:
if prop == "site":
continue
if prop in datapoint['properties']:
row.append(datapoint['properties'][prop])
else:
row.append('')
datapoint_rows.append(row)
print(len(datapoint_rows[0]), len( column_names))
# datapoint_dataframe = pd.DataFrame(datapoint_rows, columns=column_names)
# for param in column_names[3:]:
# datapoint_dataframe[param] = pd.to_numeric(datapoint_dataframe[param])
#
# return datapoint_dataframe
def get_datapoints(self, sensors, since=None, until=None, sources=None, format="json", only_count=None):
self.datapoint_client = DatapointsApi(host=self.host,
username=self.username,
password=self.password)
all_datapoints = []
# print(since, until, sources, format, only_count)
for sensor in sensors:
print("Downloading datapoints for sensor_id=%s" % sensor['id'])
# if only_count is False:
r = self.datapoint_client.get_datapoints(
sensor_id=sensor['id'],
since=since,
until=until,
sources=sources,
format=format,
onlyCount=only_count
)
if r.status_code != 200:
print("Datapoints download for sensor %s failed with status code %s" % (sensor['id'], r.status_code))
continue
all_datapoints += r.json()
print("Downloaded %s datapoints" % len(all_datapoints))
return all_datapoints
# def get_sensors_and_parameters(self, sensor_ids):
#
# self.sensorclient = SensorsApi(host=self.host,
# username=self.username,
# password=self.password)
#
# all_parameters = []
# all_sensors = []
#
# for sensor_id in sensor_ids:
#
# sensor = self.sensorclient.sensor_get(sensor_id).json()['sensor']
#
# if sensor['max_end_time'] == 'N/A':
# print("Updating sensor statistics for sensor_id=%s" % sensor_id)
# self.sensorclient.sensor_statistics_post(sensor_id)
#
# all_sensors.append(sensor)
#
# for parameter in sensor['parameters']:
# if parameter[-2:] == 'qc':
# continue
# if parameter not in all_parameters:
# all_parameters.append(parameter)
#
# print("Downloaded %s sensors" % len(all_sensors))
#
# return all_parameters, all_sensors
def create_sensor_dataframe(self, sensors):
self.sensorclient = SensorsApi(host=self.host,
username=self.username,
password=self.password)
sensor_rows = []
for sensor in sensors:
row = []
row.append(sensor['id'])
row.append(sensor['name'])
if 'type' in sensor['properties'] and 'network' in sensor['properties']['type']:
row.append(sensor['properties']['type']['network'])
else:
row.append('')
row.append(sensor['min_start_time'])
row.append(sensor['max_end_time'])
row.append(sensor['geometry']['coordinates'][1])
row.append(sensor['geometry']['coordinates'][0])
if 'huc_name' in sensor['properties']['huc']:
row.append(sensor['properties']['huc']['huc_name'])
else:
row.append('')
row.append(sensor['properties']['huc']['huc8']['code'])
sensor_rows.append(row)
sensors_dataframe = pd.DataFrame(sensor_rows, columns=['SENSOR_ID',
'NAME',
'NETWORK',
'DATA_START',
'DATA_END',
'LATITUDE',
'LONGITUDE',
'HUC NAME',
'HUC8'])
return sensors_dataframe