def test_sql_field_names_disagree_on_names():
r = resource('sqlite:///:memory:::tb', dshape=dshape('{x: int, y: int}'))
assert raises(Exception, lambda: append(r, [(1, 2), (10, 20)],
dshape=dshape('{x: int, z: int}')))
from odo import odo, resource, URL, discover, CSV, TextFile, convert
from odo.backends.url import sample
from odo.temp import _Temp, Temp
from odo.utils import tmpfile, raises
import datashape
try:
from urllib2 import urlopen
from urllib2 import HTTPError, URLError
except ImportError:
from urllib.request import urlopen
from urllib.error import HTTPError, URLError
pytestmark = pytest.mark.skipif(raises(URLError,
partial(urlopen, "http://google.com")),
reason='unable to connect to google.com')
iris_url = ('https://raw.githubusercontent.com/'
'blaze/blaze/master/blaze/examples/data/iris.csv')
ftp_url = "ftp://athena-dist.mit.edu/pub/XNeXT/README.txt"
def test_url_resource():
csv = resource(iris_url)
assert isinstance(csv, URL(CSV))
def test_sample_different_line_counts():
with sample(resource(iris_url), lines=10) as fn:
with open(fn, 'r') as f:
def test_raise_errors_quickly_on_into_chunks_dataframe():
with filetext('name,val\nAlice,100\nBob,foo', extension='csv') as fn:
ds = datashape.dshape('var * {name: string, val: int}')
csv = CSV(fn, header=True)
assert raises(Exception,
lambda: CSV_to_chunks_of_dataframes(csv, dshape=ds))
def test_raises_not_implemented_error():
assert raises(NotImplementedError,
lambda: resource('5sdjkg9yg35420shfg083.3923.925y2560!'))
