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Run a Python Function

post

/api/py-scripts/v1/do-eval/{scriptName}

Run the user-owned Python Function.

Request

Supported Media Types

• application/json

Path Parameters

• scriptName: string
  The name of the Python script

Body ()

A JSON str of (name - value) pairs specifying arguments of the request and additional arguments to the script

Root Schema : EmbedScriptCompute

Type: object

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• asyncFlag(optional): boolean
  Whether to execute the job asynchronously.
• envName(optional): string
  Name of the conda environment.
• graphicsFlag(optional): boolean
  Whether to capture images rendered in the script to the result.
• parameters(optional): string
  A JSON str of (name - value) pairs specifying keyword arguments to be passed into the script.
• service(optional): string
  Allowed Values: [ "LOW", "MEDIUM", "HIGH" ]

  LEVEL of the service. Default is LOW.
• timeout(optional): integer(int32)
  Minimum Value: 1800

  Maximum Value: 43200

  The timeout limit (in seconds, default 1800s) of asynchronous job. Must be used together with `asyncFlag`=true.

{
    "type":"object",
    "properties":{
        "parameters":{
            "type":"string",
            "description":"A JSON str of (name - value) pairs specifying keyword arguments to be passed into the script."
        },
        "graphicsFlag":{
            "type":"boolean",
            "description":"Whether to capture images rendered in the script to the result."
        },
        "asyncFlag":{
            "type":"boolean",
            "description":"Whether to execute the job asynchronously."
        },
        "timeout":{
            "type":"integer",
            "format":"int32",
            "description":"The timeout limit (in seconds, default 1800s) of asynchronous job. Must be used together with `asyncFlag`=true.",
            "minimum":1800,
            "maximum":43200
        },
        "service":{
            "type":"string",
            "description":"LEVEL of the service. Default is LOW.",
            "enum":[
                "LOW",
                "MEDIUM",
                "HIGH"
            ]
        },
        "envName":{
            "type":"string",
            "description":"Name of the conda environment."
        }
    }
}

Example Request (application/json)

{"parameters":"{\"ds_name\":\"ds_pydata\"}", "asyncFlag":true, "graphicsFlag":true}

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Response

Supported Media Types

• application/json

200 Response

By default, returns the job result.

Body ()

Root Schema : JSONObject

Type: object

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• empty(optional): boolean

{
    "type":"object",
    "properties":{
        "empty":{
            "type":"boolean"
        }
    }
}

201 Response

If asyncFlag=True, returns the location header where the status of the job can be fetched.

Headers

• Location: string(uri)

400 Response

Invalid parameters specified, output exceeding size limit or other script execution error.

Body ()

Root Schema : InvalidParameterValueException

Type: object

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• errorCode: integer(int64)
• errorMessage(optional): string
• parameterName(optional): string
• parameterValue(optional): string

{
    "type":"object",
    "required":[
        "debug",
        "errorCode"
    ],
    "properties":{
        "errorMessage":{
            "type":"string"
        },
        "errorCode":{
            "type":"integer",
            "format":"int64"
        },
        "parameterName":{
            "type":"string"
        },
        "parameterValue":{
            "type":"string"
        }
    }
}

500 Response

Problem connecting to Broker, executing job or other unexpected error.

Body ()

Root Schema : ComputeContainerException

Type: object

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• errorCode: integer(int64)
• errorMessage(optional): string

{
    "type":"object",
    "required":[
        "debug",
        "errorCode"
    ],
    "properties":{
        "errorMessage":{
            "type":"string"
        },
        "errorCode":{
            "type":"integer",
            "format":"int64"
        }
    }
}

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Examples

Example 1

The following example runs the script named RandomRedDots. The graphicsFlag parameter is set to true to return the PNG image and the data from the function in JSON format.

curl -i -X POST --header "Authorization: Bearer ${token}" \
--header 'Content-Type: application/json' --header 'Accept: application/json' \
-d '{"graphicsFlag":true, "service":"LOW"}' \
"<oml-cloud-service-location-url>/oml/api/py-scripts/v1/do-eval/RandomRedDots"

Response Headers

The response headers are the following:

HTTP/1.1 200 OK
Date: Wed, 26 Aug 2020 20:48:58 GMT
Content-Type: application/json
Transfer-Encoding: chunked
Connection: keep-alive
Cache-Control: no-cache, no-store, private
X-Frame-Options: SAMEORIGIN
X-XSS-Protection: 1;mode=block
Strict-Transport-Security: max-age=31536000; includeSubDomains
X-Content-Type-Options: nosniff
Set-Cookie: JSESSIONID=node01p78shsm2h9binj7jxzaipn0s652.node0; Path=/oml; Secure; HttpOnly
Expires: Thu, 01 Jan 1970 00:00:00 GMT

Response Body

The result of the REST endpoint is a JSON representation of the value returned from the Python script, which includes the image and the data. Image bytes are returned in PNG format. A portion of the returned value is:

{"result":[{"IMAGE":"iVBORw0KG...AAAAASUVORK5CYII=","DATA":"[{\"id\":1,\"val\":0.01},...,{\"id\":9,\"val\":0.09}]","ID":1}]}

Example 2

The following example runs the script named test_seaborn_noinp. The graphicsFlag parameter is set to true to return the PNG image and the data from the function in JSON format.

curl -i -k -X POST --header "Authorization: Bearer ${token}" 
--header 'Content-Type: application/json' --header 'Accept: application/json' -d '{"envName": "seaborn", "graphicsFlag": true}' 
"<oml-cloud-service-locationurl>/oml/api/py-scripts/v1/do-eval/test_seaborn_noinp"

Response Body

The result of the REST endpoint is a JSON representation of the value returned from the Python script, which includes the image and the data. Image bytes are returned in PNG format.

{
  "result": [
    {
      "IMAGE": "iVBORw0KGgoAAAAN......CAAAAAElFTkSuQmCC",                                                     
      "DATA": "\"hello world\"",
      "TITLE": "Dist plot",
      "ID": 1
    }
  ]
}

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