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- now adding observations to dataset

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- addiotonal notes for pip in notes.txt
- pip requirements.txt
This commit is contained in:
Arno Kaimbacher 2022-03-03 15:55:40 +01:00
parent e2ceb107c9
commit f104e9e74b
4 changed files with 117 additions and 37 deletions
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69
gschliefgraben_glasfaser/main.py
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@ -6,7 +6,6 @@ Python version: 3.7
'''
import os
from tokenize import String
import uuid
# import sys, inspect
# currentdir = os.path.dirname(os.path.abspath(inspect.getfile(inspect.currentframe())))
@ -15,7 +14,8 @@ import uuid
# import requests
from sqlalchemy.orm import session
from sqlalchemy import func
from gschliefgraben_glasfaser.models import ObservationSchema, Person, PersonSchema, Observation, create_pg_session
# from db.pg_models import Platform
from gschliefgraben_glasfaser.models import ObservationSchema, Person, PersonSchema, Observation, create_pg_session, Dataset, Procedure, Phenomenon, Platform
from gschliefgraben_glasfaser.my_api import MyApi
from datetime import datetime, date, timedelta
# from db.pg_models import create_pg_session
@ -41,13 +41,9 @@ def main():
# dump_data = person_schema.dump(pg_person)
# print(dump_data)
# serialize db data to json
observation_schema = ObservationSchema()
dump_data = observation_schema.dump(observation)
print(dump_data)
# # deserialize to db model
# load_data: Person = person_schema.load(dump_data)
# print(load_data)
# observation_schema = ObservationSchema()
# dump_data = observation_schema.dump(observation)
# print(dump_data)
# request ortmann api
# response =
@ -61,10 +57,24 @@ def main():
# data='grant_type=client_credentials&scope=gschliefgraben')
# print(response)
# The size of each step in days
sensor: str = "inclino1_14"
pg_query = pg_session.query(Dataset) \
.join(Procedure) \
.join(Phenomenon) \
.filter(Procedure.sta_identifier == sensor.lower())
slope_dataset: Dataset = pg_query.filter(
Phenomenon.sta_identifier == "Slope").first()
if not slope_dataset.is_published:
slope_dataset.is_published = 1
slope_dataset.is_hidden = 0
slope_dataset.dataset_type = "timeseries"
slope_dataset.observation_type = "simple"
slope_dataset.value_type = "quantity"
pg_session.commit()
# The size of each step in days
# consider the start date as 2021-february 1 st
start_date = date(2021, 2, 28)
start_date = date(2022, 1, 1)
# consider the end date as 2021-march 1 st
end_date = date(2022, 3, 1)
@ -77,13 +87,13 @@ def main():
while start_date <= end_date:
# print(start_date, end="\n")
query_date = start_date.strftime('%Y-%m-%d')
create_db_observations(query_date, test_api, pg_session)
create_db_observations(query_date, test_api, pg_session, slope_dataset)
start_date += delta
pg_session.commit()
# for i in rrule(DAILY , dtstart=start_date,until=end_date):
# print(i.strftime('%Y%b%d'),sep='\n')
# query_date = "2022-02-28"
# create_db_observations(query_date, test_api, pg_session)
# query_date_obj = datetime.strptime(query_date, "%Y-%m-%d")
@ -92,8 +102,6 @@ def main():
# ['Features'][0]['geometry']['properties'][0])
# print(observation_array)
# max_id = pg_session.query(func.max(Observation.id)).scalar()
# if max_id is None:
# max_id = -1
@ -108,7 +116,8 @@ def main():
# pg_session.commit()
def create_db_observations(query_date, test_api, pg_session):
def create_db_observations(query_date, test_api, pg_session, dataset: Dataset):
''' to do '''
query_date_obj = datetime.strptime(query_date, "%Y-%m-%d")
data = test_api.getSensorData("inclino1_14", query_date)
@ -128,13 +137,14 @@ def create_db_observations(query_date, test_api, pg_session):
ob_value = observation_json.get('Value')
if ob_value is None:
continue
max_id = max_id + 1
create_observation(observation_json, pg_session, max_id)
pg_session.commit()
# max_id = max_id + 1
max_id = create_observation(
observation_json, pg_session, max_id, dataset)
# pg_session.commit()
print("observations for date " + query_date + "succesfully imported \n")
def create_observation(observation_json: ObservationSchema, db_session, max_id):
def create_observation(observation_json: ObservationSchema, db_session, max_id, dataset: Dataset):
"""
This function creates a new observation in the people structure
based on the passed-in observation data
@ -142,34 +152,41 @@ def create_observation(observation_json: ObservationSchema, db_session, max_id):
:return: 201 on success, observation on person exists
"""
ob_id = observation_json.get('id')
ob_id: str = str(observation_json.get('id'))
# db_session = create_pg_session()
existing_observation: bool = (
db_session.query(Observation)
.filter(Observation.id == ob_id)
.filter(Observation.value_identifier == ob_id)
.one_or_none()
)
# Can we insert this observation?
if existing_observation is None:
max_id += 1
# Create a person instance using the schema and the passed in person
schema = ObservationSchema()
# deserialize to object
# deserialize to python object
new_observation: Observation = schema.load(observation_json)
new_observation.id = max_id + 1
new_observation.id = max_id
new_observation.sta_identifier = str(uuid.uuid4())
new_observation.sampling_time_start=new_observation.result_time
new_observation.sampling_time_end=new_observation.result_time
new_observation.fk_dataset_id = dataset.id
# Add the person to the database
db_session.add(new_observation)
# dataset.observations.append(new_observation)
# db_session.commit()
# Serialize and return the newly created person in the response
data = schema.dump(new_observation)
return data, 201
# data = schema.dump(new_observation)
# return data, 201
return max_id
# Otherwise, nope, person exists already
else:
print(409, f'Observation {ob_id} exists already')
return max_id
def create(person_json: PersonSchema):

74
gschliefgraben_glasfaser/models.py
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@ -38,6 +38,51 @@ def create_pg_session() -> sessionmaker:
# Base.metadata.create_all(engine)
return _session
class Platform(Base):
""" Platform class """
__tablename__ = 'platform'
__table_args__ = {"schema": "gba"}
id = Column('platform_id', Integer, primary_key=True)
identifier = Column('identifier', String)
sta_identifier = Column('sta_identifier', String)
name = Column('name', String)
# datasets = relationship('Dataset')
datasets = relationship('Dataset', back_populates="platform", lazy=True)
def __repr__(self):
return f'Platform {self.name}'
class Phenomenon(Base):
""" phenomenon class """
__tablename__ = 'phenomenon'
__table_args__ = {"schema": "gba"}
id = Column('phenomenon_id', Integer, primary_key=True)
name = Column('name', String)
sta_identifier = Column('sta_identifier', String)
# datasets = relationship('Dataset')
datasets = relationship('Dataset', back_populates="phenomenon", lazy=True)
def __repr__(self):
return f'Phenomenon {self.name}'
class Procedure(Base):
""" procedure class """
__tablename__ = 'procedure'
__table_args__ = {"schema": "gba"}
id = Column('procedure_id', Integer, primary_key=True)
name = Column('name', String)
sta_identifier = Column('sta_identifier', String)
# datasets = relationship('Dataset')
datasets = relationship('Dataset', back_populates="procedure", lazy=True)
def __repr__(self):
return f'Procedure {self.name}'
class Dataset(Base):
""" dataset class """
@ -70,8 +115,25 @@ class Dataset(Base):
# first_observation = relationship("Observation", foreign_keys=[
# fk_first_observation_id])
# observations = relationship(
# 'Observation', back_populates='dataset', lazy=True)
observations = relationship(
'Observation', back_populates='dataset', lazy=True)
fk_phenomenon_id = Column(
'fk_phenomenon_id', Integer, ForeignKey('gba.phenomenon.phenomenon_id'), nullable=False)
# phenomenon = relationship("Phenomenon", lazy="joined", foreign_keys=[fk_phenomenon_id])
phenomenon = relationship(
"Phenomenon", back_populates="datasets", lazy="joined")
fk_platform_id = Column('fk_platform_id', Integer, ForeignKey(
'gba.platform.platform_id'), nullable=True)
platform = relationship(
"Platform", back_populates="datasets", lazy="joined")
fk_procedure_id = Column('fk_procedure_id', Integer, ForeignKey(
'gba.procedure.procedure_id'), nullable=False)
# procedure = relationship("Procedure", lazy="joined")
procedure = relationship(
"Procedure", back_populates="datasets", lazy="joined")
def new_id_factory():
''' test '''
@ -108,9 +170,9 @@ class Observation(Base):
value_identifier = Column('value_identifier', String)
value_quantity = Column('value_quantity', Numeric(20, 10), nullable=False)
# fk_dataset_id = Column(Integer, ForeignKey(
# 'gba.dataset.dataset_id'), nullable=False)
# dataset = relationship("Dataset", back_populates="observations")
fk_dataset_id = Column(Integer, ForeignKey(
'gba.dataset.dataset_id'), nullable=False)
dataset = relationship("Dataset", back_populates="observations")
class ObservationSchema(SQLAlchemySchema):
@ -175,7 +237,7 @@ def create_db():
# session_maker = sessionmaker(bind=engine)
# session = session_maker()
Base.metadata.drop_all(bind=engine)
Base.metadata.create_all(engine)
# Base.metadata.create_all(engine)
if __name__ == "__main__":

3
notes.txt
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@ -1,4 +1,5 @@
pip freeze > requirements.txt
pip install -f ./requirements.txt
===========================================================================================
python -m venv .venv
d:/Software/geomon/.venv/Scripts/python.exe -m pip install -U pylint

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