def test_add_dataframe():
frame = pandas.DataFrame({
datetime.utcnow(): {
"id": 1, "name": "foo", "kind": "fizzer", "units": 10},
datetime.utcnow(): {
"id": 2, "name": "goo", "kind": "buzzer", "units": 11},
datetime.utcnow(): {
"id": 3, "name": "hoo", "kind": "bopper", "units": 12},
datetime.utcnow(): {
"id": 4, "name": "ioo", "kind": "fopper", "units": pandas.np.nan}
}).T
frame.index.name = "timestamp"
engine = redpanda.create_engine("sqlite://", convert_unicode=True)
Widget.metadata.create_all(engine)
session = redpanda.orm.sessionmaker(bind=engine)()
session.add_dataframe(Widget, frame, parse_index=True)
session.commit()
returned = session.query(Widget).frame()
cols = sorted(returned.columns | frame.columns)
assert_frame_equal(returned[cols], frame[cols], check_dtype=False)
def test_add_dataframe():
frame = pandas.DataFrame({
datetime.utcnow(): {
'id': 1,
'name': 'foo',
'kind': 'fizzer',
'units': 10
},
datetime.utcnow(): {
'id': 2,
'name': 'goo',
'kind': 'buzzer',
'units': 11
},
datetime.utcnow(): {
'id': 3,
'name': 'hoo',
'kind': 'bopper',
'units': 12
},
datetime.utcnow(): {
'id': 4,
'name': 'ioo',
'kind': 'fopper',
'units': numpy.nan
}
}).T
frame.index.name = 'timestamp'
engine = redpanda.create_engine('sqlite://')
Widget.metadata.create_all(engine)
session = redpanda.orm.sessionmaker(bind=engine)()
session.add_dataframe(Widget, frame, parse_index=True)
session.commit()
returned = session.query(Widget).frame()
cols = sorted(returned.columns | frame.columns)
assert_frame_equal(returned[cols], frame[cols], check_dtype=False)
""" Test for mixins module. """
from datetime import datetime
from copy import copy
import mock
import pandas
import redpanda
import sqlalchemy
from pandas.util.testing import assert_frame_equal
from pytest import raises
from redpanda.example import Widget, create_widgets
ENGINE = redpanda.create_engine("sqlite://")
SESSION = redpanda.orm.sessionmaker(bind=ENGINE)()
class NoReadSql(redpanda.example.Base):
""" Declare an example model. """
id = sqlalchemy.Column(sqlalchemy.Integer, primary_key=True)
__tablename__ = "no_read_sql"
class HasColumns(redpanda.example.Base):
""" Declare an example model. """
id = sqlalchemy.Column(sqlalchemy.Integer, primary_key=True)
name = sqlalchemy.Column(sqlalchemy.String)
fizz = sqlalchemy.Column(sqlalchemy.Integer)
buzz = sqlalchemy.Column(sqlalchemy.TIMESTAMP)
""" Test for mixins module. """
from datetime import datetime
from copy import copy
from unittest import mock
import numpy
import pandas
import redpanda
import sqlalchemy
from pandas.testing import assert_frame_equal
from pytest import raises
from redpanda.example import Widget, create_widgets
ENGINE = redpanda.create_engine('sqlite://')
SESSION = redpanda.orm.sessionmaker(bind=ENGINE)()
class NoReadSql(redpanda.example.Base):
""" Declare an example model. """
id = sqlalchemy.Column(sqlalchemy.Integer, primary_key=True)
__tablename__ = 'no_read_sql'
class HasColumns(redpanda.example.Base):
""" Declare an example model. """
id = sqlalchemy.Column(sqlalchemy.Integer, primary_key=True)
name = sqlalchemy.Column(sqlalchemy.String)
fizz = sqlalchemy.Column(sqlalchemy.Integer)
buzz = sqlalchemy.Column(sqlalchemy.TIMESTAMP)
__tablename__ = 'has_columns'
__read_sql__ = {'columns': ['name', 'fizz', 'buzz']}
