def test_image_input_cli(capsys, img_file):
test_image_input = ImageInput()
test_args = ["--input={}".format(img_file)]
test_image_input.handle_cli(test_args, predict)
out, err = capsys.readouterr()
assert out.strip().endswith("(10, 10, 3)")
def test_image_input_http_request_post_binary(img_file):
test_image_input = ImageInput()
request = mock.MagicMock(spec=flask.Request)
request.method = "POST"
request.files = {}
request.headers = {}
request.get_data.return_value = open(str(img_file), 'rb')
response = test_image_input.handle_request(request, predict)
assert response.status_code == 200
assert "[10, 10, 3]" in str(response.response)
def test_image_input_http_request_malformatted_input_missing_image_file():
test_image_input = ImageInput(input_names=("my_image",))
request = mock.MagicMock(spec=flask.Request)
request.method = "POST"
request.files = {}
request.headers = {}
request.get_data.return_value = None
with pytest.raises(BadInput) as e:
test_image_input.handle_request(request, predict)
assert "unexpected HTTP request format" in str(e.value)
def test_image_input_aws_lambda_event(img_file):
test_image_input = ImageInput()
with open(str(img_file), "rb") as image_file:
content = image_file.read()
try:
image_bytes_encoded = base64.encodebytes(content)
except AttributeError:
image_bytes_encoded = base64.encodestring(str(img_file))
aws_lambda_event = {
"body": image_bytes_encoded,
"headers": {"Content-Type": "images/png"},
}
aws_result = test_image_input.handle_aws_lambda_event(aws_lambda_event, predict)
assert aws_result["statusCode"] == 200
assert aws_result["body"] == "[10, 10, 3]"
def test_image_input_http_request_single_image_different_name(img_file):
test_image_input = ImageInput(input_names=("my_image",))
request = mock.MagicMock(spec=flask.Request)
file_attr = {
'filename': 'test_img.png',
'read.return_value': open(str(img_file), 'rb').read(),
}
file = mock.Mock(**file_attr)
request.method = "POST"
request.files = {"a_differnt_name_used": file}
request.headers = {}
request.get_data.return_value = None
response = test_image_input.handle_request(request, predict)
assert response.status_code == 200
assert "[10, 10, 3]" in str(response.response)
def test_image_input_http_request_post_binary(make_api, img_file):
api = make_api(LegacyImageInput(input_names=("image",)), predict)
request = mock.MagicMock(spec=flask.Request)
request.method = "POST"
request.files = {}
request.headers = {}
request.get_data.return_value = open(str(img_file), 'rb').read()
response = api.handle_request(request)
assert response.status_code == 200
assert "[10, 10, 3]" in str(response.response)
class ExampleBentoService(bentoml.BentoService):
"""
Example BentoService class made for testing purpose
"""
@bentoml.api(input=JsonInput(),
mb_max_latency=1000,
mb_max_batch_size=2000,
batch=True)
def predict_with_sklearn(self, jsons):
"""predict_dataframe expects dataframe as input
"""
return self.artifacts.sk_model.predict(jsons)
@bentoml.api(
input=DataframeInput(dtype={"col1": "int"}),
mb_max_latency=1000,
mb_max_batch_size=2000,
batch=True,
)
def predict_dataframe(self, df):
"""predict_dataframe expects dataframe as input
"""
return self.artifacts.model.predict_dataframe(df)
@bentoml.api(DataframeHandler, dtype={"col1": "int"},
batch=True) # deprecated
def predict_dataframe_v1(self, df):
"""predict_dataframe expects dataframe as input
"""
return self.artifacts.model.predict_dataframe(df)
@bentoml.api(input=ImageInput(), batch=True)
def predict_image(self, images):
return self.artifacts.model.predict_image(images)
@bentoml.api(input=FileInput(), batch=True)
def predict_file(self, files):
return self.artifacts.model.predict_file(files)
@bentoml.api(input=LegacyImageInput(input_names=('original', 'compared')))
def predict_legacy_images(self, original, compared):
return self.artifacts.model.predict_legacy_images(original, compared)
@bentoml.api(input=JsonInput(), batch=True)
def predict_json(self, input_datas):
return self.artifacts.model.predict_json(input_datas)
@bentoml.api(input=JsonInput(), mb_max_latency=10000 * 1000, batch=True)
def echo_with_delay(self, input_datas):
data = input_datas[0]
time.sleep(data['b'] + data['a'] * len(input_datas))
return input_datas
def test_image_input_http_request_malformatted_input_missing_image_file(make_api,):
api = make_api(LegacyImageInput(input_names=("image",)), predict)
request = mock.MagicMock(spec=flask.Request)
request.method = "POST"
request.files = {}
request.headers = {}
request.get_data.return_value = None
response = api.handle_request(request)
assert response.status_code == 400
assert response.data
def test_image_input_http_request_multipart_form(make_api, img_file):
api = make_api(LegacyImageInput(input_names=("image",)), predict)
with open(img_file, "rb") as f:
img_bytes = f.read()
body, content_type = encode_multipart_formdata(dict(image=("test.jpg", img_bytes),))
request = mock.MagicMock(spec=flask.Request)
request.method = "POST"
request.headers = {"Content-Type": content_type}
request.get_data.return_value = body
response = api.handle_request(request)
assert response.status_code == 200
assert "[10, 10, 3]" in str(response.response)
def test_image_input_aws_lambda_event(make_api, img_file):
api = make_api(LegacyImageInput(input_names=("image",)), predict)
with open(str(img_file), "rb") as image_file:
content = image_file.read()
try:
image_bytes_encoded = base64.encodebytes(content)
except AttributeError:
image_bytes_encoded = base64.encodebytes(img_file)
aws_lambda_event = {
"body": image_bytes_encoded,
"headers": {"Content-Type": "images/jpeg"},
}
aws_result = api.handle_aws_lambda_event(aws_lambda_event)
assert aws_result["statusCode"] == 200
assert aws_result["body"] == "[10, 10, 3]"
class ExampleBentoService(bentoml.BentoService):
"""
Example BentoService class made for testing purpose
"""
@bentoml.api(input=DataframeInput(),
mb_max_latency=1000,
mb_max_batch_size=2000,
batch=True)
def predict(self, df):
"""An API for testing simple bento model service
"""
return self.artifacts.model.predict(df)
@bentoml.api(input=DataframeInput(dtype={"col1": "int"}), batch=True)
def predict_dataframe(self, df):
"""predict_dataframe expects dataframe as input
"""
return self.artifacts.model.predict_dataframe(df)
@bentoml.api(DataframeHandler, dtype={"col1": "int"},
batch=True) # deprecated
def predict_dataframe_v1(self, df):
"""predict_dataframe expects dataframe as input
"""
return self.artifacts.model.predict_dataframe(df)
@bentoml.api(input=ImageInput(), batch=True)
def predict_image(self, images):
return self.artifacts.model.predict_image(images)
@bentoml.api(input=LegacyImageInput(input_names=('original', 'compared')),
batch=False)
def predict_legacy_images(self, original, compared):
return self.artifacts.model.predict_legacy_images(original, compared)
@bentoml.api(input=JsonInput(), batch=True)
def predict_json(self, input_data):
return self.artifacts.model.predict_json(input_data)
@bentoml.api(input=LegacyJsonInput(), batch=False)
def predict_legacy_json(self, input_data):
return self.artifacts.model.predict_legacy_json(input_data)
def test_image_input_cli(capsys, make_api, img_file):
api = make_api(LegacyImageInput(input_names=("image",)), predict)
test_args = ["--input-file-image", img_file]
api.handle_cli(test_args)
out, _ = capsys.readouterr()
assert out.strip().endswith("[10, 10, 3]")
