|
| 1 | +--- |
| 2 | +title: Bill of Lading OCR Python |
| 3 | +category: 622b805aaec68102ea7fcbc2 |
| 4 | +slug: python-bill-of-lading-ocr |
| 5 | +parentDoc: 609808f773b0b90051d839de |
| 6 | +--- |
| 7 | +The Python OCR SDK supports the [Bill of Lading API](https://platform.mindee.com/mindee/bill_of_lading). |
| 8 | + |
| 9 | +The [sample below](https://github.com/mindee/client-lib-test-data/blob/main/products/bill_of_lading/default_sample.jpg) can be used for testing purposes. |
| 10 | + |
| 11 | + |
| 12 | +# Quick-Start |
| 13 | +```py |
| 14 | +from mindee import Client, product, AsyncPredictResponse |
| 15 | + |
| 16 | +# Init a new client |
| 17 | +mindee_client = Client(api_key="my-api-key") |
| 18 | + |
| 19 | +# Load a file from disk |
| 20 | +input_doc = mindee_client.source_from_path("/path/to/the/file.ext") |
| 21 | + |
| 22 | +# Load a file from disk and enqueue it. |
| 23 | +result: AsyncPredictResponse = mindee_client.enqueue_and_parse( |
| 24 | + product.BillOfLadingV1, |
| 25 | + input_doc, |
| 26 | +) |
| 27 | + |
| 28 | +# Print a brief summary of the parsed data |
| 29 | +print(result.document) |
| 30 | + |
| 31 | +``` |
| 32 | +# Field Types |
| 33 | +## Standard Fields |
| 34 | +These fields are generic and used in several products. |
| 35 | + |
| 36 | +### BaseField |
| 37 | +Each prediction object contains a set of fields that inherit from the generic `BaseField` class. |
| 38 | +A typical `BaseField` object will have the following attributes: |
| 39 | + |
| 40 | +* **value** (`Union[float, str]`): corresponds to the field value. Can be `None` if no value was extracted. |
| 41 | +* **confidence** (`float`): the confidence score of the field prediction. |
| 42 | +* **bounding_box** (`[Point, Point, Point, Point]`): contains exactly 4 relative vertices (points) coordinates of a right rectangle containing the field in the document. |
| 43 | +* **polygon** (`List[Point]`): contains the relative vertices coordinates (`Point`) of a polygon containing the field in the image. |
| 44 | +* **page_id** (`int`): the ID of the page, always `None` when at document-level. |
| 45 | +* **reconstructed** (`bool`): indicates whether an object was reconstructed (not extracted as the API gave it). |
| 46 | + |
| 47 | +> **Note:** A `Point` simply refers to a List of two numbers (`[float, float]`). |
| 48 | +
|
| 49 | + |
| 50 | +Aside from the previous attributes, all basic fields have access to a custom `__str__` method that can be used to print their value as a string. |
| 51 | + |
| 52 | +### DateField |
| 53 | +Aside from the basic `BaseField` attributes, the date field `DateField` also implements the following: |
| 54 | + |
| 55 | +* **date_object** (`Date`): an accessible representation of the value as a python object. Can be `None`. |
| 56 | + |
| 57 | +### StringField |
| 58 | +The text field `StringField` only has one constraint: its **value** is an `Optional[str]`. |
| 59 | + |
| 60 | +## Specific Fields |
| 61 | +Fields which are specific to this product; they are not used in any other product. |
| 62 | + |
| 63 | +### Carrier Field |
| 64 | +The shipping company responsible for transporting the goods. |
| 65 | + |
| 66 | +A `BillOfLadingV1Carrier` implements the following attributes: |
| 67 | + |
| 68 | +* **name** (`str`): The name of the carrier. |
| 69 | +* **professional_number** (`str`): The professional number of the carrier. |
| 70 | +* **scac** (`str`): The Standard Carrier Alpha Code (SCAC) of the carrier. |
| 71 | +Fields which are specific to this product; they are not used in any other product. |
| 72 | + |
| 73 | +### Consignee Field |
| 74 | +The party to whom the goods are being shipped. |
| 75 | + |
| 76 | +A `BillOfLadingV1Consignee` implements the following attributes: |
| 77 | + |
| 78 | +* **address** (`str`): The address of the consignee. |
| 79 | +* **email** (`str`): The email of the shipper. |
| 80 | +* **name** (`str`): The name of the consignee. |
| 81 | +* **phone** (`str`): The phone number of the consignee. |
| 82 | +Fields which are specific to this product; they are not used in any other product. |
| 83 | + |
| 84 | +### Items Field |
| 85 | +The goods being shipped. |
| 86 | + |
| 87 | +A `BillOfLadingV1CarrierItem` implements the following attributes: |
| 88 | + |
| 89 | +* **description** (`str`): A description of the item. |
| 90 | +* **gross_weight** (`float`): The gross weight of the item. |
| 91 | +* **measurement** (`float`): The measurement of the item. |
| 92 | +* **measurement_unit** (`str`): The unit of measurement for the measurement. |
| 93 | +* **quantity** (`float`): The quantity of the item being shipped. |
| 94 | +* **weight_unit** (`str`): The unit of measurement for weights. |
| 95 | +Fields which are specific to this product; they are not used in any other product. |
| 96 | + |
| 97 | +### Notify Party Field |
| 98 | +The party to be notified of the arrival of the goods. |
| 99 | + |
| 100 | +A `BillOfLadingV1NotifyParty` implements the following attributes: |
| 101 | + |
| 102 | +* **address** (`str`): The address of the notify party. |
| 103 | +* **email** (`str`): The email of the shipper. |
| 104 | +* **name** (`str`): The name of the notify party. |
| 105 | +* **phone** (`str`): The phone number of the notify party. |
| 106 | +Fields which are specific to this product; they are not used in any other product. |
| 107 | + |
| 108 | +### Shipper Field |
| 109 | +The party responsible for shipping the goods. |
| 110 | + |
| 111 | +A `BillOfLadingV1Shipper` implements the following attributes: |
| 112 | + |
| 113 | +* **address** (`str`): The address of the shipper. |
| 114 | +* **email** (`str`): The email of the shipper. |
| 115 | +* **name** (`str`): The name of the shipper. |
| 116 | +* **phone** (`str`): The phone number of the shipper. |
| 117 | + |
| 118 | +# Attributes |
| 119 | +The following fields are extracted for Bill of Lading V1: |
| 120 | + |
| 121 | +## Bill of Lading Number |
| 122 | +**bill_of_lading_number** ([StringField](#stringfield)): A unique identifier assigned to a Bill of Lading document. |
| 123 | + |
| 124 | +```py |
| 125 | +print(result.document.inference.prediction.bill_of_lading_number.value) |
| 126 | +``` |
| 127 | + |
| 128 | +## Carrier |
| 129 | +**carrier** ([BillOfLadingV1Carrier](#carrier-field)): The shipping company responsible for transporting the goods. |
| 130 | + |
| 131 | +```py |
| 132 | +print(result.document.inference.prediction.carrier.value) |
| 133 | +``` |
| 134 | + |
| 135 | +## Items |
| 136 | +**carrier_items** (List[[BillOfLadingV1CarrierItem](#items-field)]): The goods being shipped. |
| 137 | + |
| 138 | +```py |
| 139 | +for carrier_items_elem in result.document.inference.prediction.carrier_items: |
| 140 | + print(carrier_items_elem.value) |
| 141 | +``` |
| 142 | + |
| 143 | +## Consignee |
| 144 | +**consignee** ([BillOfLadingV1Consignee](#consignee-field)): The party to whom the goods are being shipped. |
| 145 | + |
| 146 | +```py |
| 147 | +print(result.document.inference.prediction.consignee.value) |
| 148 | +``` |
| 149 | + |
| 150 | +## Date of issue |
| 151 | +**date_of_issue** ([DateField](#datefield)): The date when the bill of lading is issued. |
| 152 | + |
| 153 | +```py |
| 154 | +print(result.document.inference.prediction.date_of_issue.value) |
| 155 | +``` |
| 156 | + |
| 157 | +## Departure Date |
| 158 | +**departure_date** ([DateField](#datefield)): The date when the vessel departs from the port of loading. |
| 159 | + |
| 160 | +```py |
| 161 | +print(result.document.inference.prediction.departure_date.value) |
| 162 | +``` |
| 163 | + |
| 164 | +## Notify Party |
| 165 | +**notify_party** ([BillOfLadingV1NotifyParty](#notify-party-field)): The party to be notified of the arrival of the goods. |
| 166 | + |
| 167 | +```py |
| 168 | +print(result.document.inference.prediction.notify_party.value) |
| 169 | +``` |
| 170 | + |
| 171 | +## Place of Delivery |
| 172 | +**place_of_delivery** ([StringField](#stringfield)): The place where the goods are to be delivered. |
| 173 | + |
| 174 | +```py |
| 175 | +print(result.document.inference.prediction.place_of_delivery.value) |
| 176 | +``` |
| 177 | + |
| 178 | +## Port of Discharge |
| 179 | +**port_of_discharge** ([StringField](#stringfield)): The port where the goods are unloaded from the vessel. |
| 180 | + |
| 181 | +```py |
| 182 | +print(result.document.inference.prediction.port_of_discharge.value) |
| 183 | +``` |
| 184 | + |
| 185 | +## Port of Loading |
| 186 | +**port_of_loading** ([StringField](#stringfield)): The port where the goods are loaded onto the vessel. |
| 187 | + |
| 188 | +```py |
| 189 | +print(result.document.inference.prediction.port_of_loading.value) |
| 190 | +``` |
| 191 | + |
| 192 | +## Shipper |
| 193 | +**shipper** ([BillOfLadingV1Shipper](#shipper-field)): The party responsible for shipping the goods. |
| 194 | + |
| 195 | +```py |
| 196 | +print(result.document.inference.prediction.shipper.value) |
| 197 | +``` |
| 198 | + |
| 199 | +# Questions? |
| 200 | +[Join our Slack](https://join.slack.com/t/mindee-community/shared_invite/zt-2d0ds7dtz-DPAF81ZqTy20chsYpQBW5g) |
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