Category

This document provides the API references for the categories of contracts in the database. See ../tools/cpvs_importer for how these categories are built.

API References

class models.Category

A category is a formal way to categorize public contracts within European Union. It is a tag assigned to a contract.

A category as an OneToMany relationship to Contract: each contract has one category, each category can have more than one contract. This relationship is thus defined in the contract model.

A category has the following attributes:

code

The CPVS code of the category.

description_en

description_pt

The official descriptions of the category in english and portuguese, respectively.

depth

The depth of the attribute on the tree.

And has the following methods:

get_children()

Returns all children categories, excluding itself.

get_ancestors()

Returns all ancestor categories, excluding itself.

get_absolute_url()

Returns the url of this category in the website.

contracts_count()

Counts the number of all contracts that belong to this category or any of its children.

contracts_price()

Sums the prices of all contracts that belong to this category or any of its children.