def test_open_raise_not_found():
with pytest.raises(FileNotFoundError):
with copen("s3://elyza-datasets/not_existing.txt", "r") as f:
text = f.read()
def test_open_read_s3_00():
with copen("s3://elyza-sandbox/cloudio/README.md") as f:
text = f.read()
assert text[:9] == "# cloudio"
def test_open_write_s3_binary():
with copen("s3://elyza-sandbox/cloudio/boo.bin", "wb") as f:
f.write(b"bar")
def test_open_write_s3():
with copen("s3://elyza-sandbox/cloudio/bar.txt", "w") as f:
f.write("bar")
def test_open_read_fileobj():
url = "s3://elyza-sandbox/cloudio/fuga.csv"
with copen(url) as f:
df = pd.read_csv(f)
assert df["a"][0] == 1
def test_open_read_binary():
with copen("pyproject.toml", "rb") as f:
text = f.read()
assert isinstance(text, bytes)
assert text.decode()[:13] == "[tool.poetry]"
def test_open_read_local():
with copen("pyproject.toml") as f:
text = f.read()
assert text[:13] == "[tool.poetry]"