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How to use update_feature method in lettuce-tools

Best Python code snippet using lettuce-tools_python
core_update_future_scenario.py
Source:core_update_future_scenario.py
1# UrbanFootprint v1.52# Copyright (C) 2017 Calthorpe Analytics3#4# This file is part of UrbanFootprint version 1.55#6# UrbanFootprint is distributed under the terms of the GNU General7# Public License version 3, as published by the Free Software Foundation. This8# code is distributed WITHOUT ANY WARRANTY, without implied warranty of9# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General10# Public License v3 for more details; see <http://www.gnu.org/licenses/>.11from decimal import Decimal12from footprint.main.lib.functions import map_to_dict13from footprint.main.models.analysis_module.core_module.core_revert_to_base_condition import \14    core_end_state_revert_to_base_condition15from footprint.main.models.built_form.flat_built_form import FlatBuiltForm16from footprint.main.models.geospatial.db_entity_keys import DbEntityKey17import logging18__author__ = 'calthorpe_analytics'19logger = logging.getLogger(__name__)20def calculate_land_development_category(feature):21    if feature.intersection_density_sqmi >= 150 and feature.emp / feature.acres_gross > 70:22        land_development_category = 'urban'23    elif feature.intersection_density_sqmi >= 150 and feature.du / feature.acres_gross > 45:24        land_development_category = 'urban'25    elif feature.intersection_density_sqmi >= 150 and feature.emp / feature.acres_gross <= 70:26        land_development_category = 'compact'27    elif feature.intersection_density_sqmi >= 150 and feature.du / feature.acres_gross <= 45:28        land_development_category = 'compact'29    elif feature.intersection_density_sqmi < 150:30        land_development_category = 'standard'31    else:32        land_development_category = None33    feature.land_development_category = land_development_category34    feature.save()35def update_future_scenario(config_entity, annotated_features):36    base_class = config_entity.db_entity_feature_class(DbEntityKey.BASE_CANVAS)37    logger.info("annotating features for {0}".format(config_entity))38    flat_built_forms = map_to_dict(39        lambda flat_built_form: [flat_built_form.built_form_id, flat_built_form],40        FlatBuiltForm.objects.filter(built_form_id__in=map(lambda feature: feature.built_form.id,41                                                           filter(lambda feature: feature.built_form, annotated_features)))42    )43    logger.info("processing {0} future scenario features".format(len(annotated_features)))44    for update_feature in annotated_features:45        base = base_class.objects.get(id=update_feature.base_canvas)46        flat_built_form = flat_built_forms.get(update_feature.built_form.id, FlatBuiltForm()) if update_feature.built_form else FlatBuiltForm()47        if not update_feature.built_form_id:48            # If the user reverted the built_form, it will be null and we need to set it to the base built_form49            core_end_state_revert_to_base_condition(update_feature, base)50            continue51        applied_acres = update_feature.acres_developable * update_feature.dev_pct * update_feature.gross_net_pct52        density_adjusted_acres = applied_acres * update_feature.density_pct53        remaining_development = (1 - update_feature.dev_pct)54        update_feature.built_form_key = flat_built_form.key55        update_feature.built_form_base = base.built_form_key56        update_feature.intersection_density_sqmi = flat_built_form.intersection_density * update_feature.dev_pct * \57            update_feature.gross_net_pct * update_feature.density_pct58        update_feature.acres_parcel_res = flat_built_form.acres_parcel_residential * applied_acres + remaining_development \59            * update_feature.acres_parcel_res60        update_feature.acres_parcel_emp = flat_built_form.acres_parcel_employment * applied_acres + remaining_development \61            * update_feature.acres_parcel_emp62        update_feature.acres_parcel_mixed_use = flat_built_form.acres_parcel_mixed_use * applied_acres + \63           remaining_development * update_feature.acres_parcel_mixed_use64        update_feature.acres_parcel_no_use = update_feature.acres_developable - applied_acres if update_feature.clear_flag is True else \65            (update_feature.acres_developable - applied_acres) + remaining_development * update_feature.acres_parcel_no_use66        update_feature.acres_parcel = update_feature.acres_parcel_res + update_feature.acres_parcel_emp + \67                                 update_feature.acres_parcel_mixed_use + update_feature.acres_parcel_no_use68        update_feature.pop = flat_built_form.population_density * density_adjusted_acres + remaining_development * update_feature.pop69        update_feature.hh = flat_built_form.household_density * density_adjusted_acres + remaining_development * update_feature.hh70        update_feature.du = flat_built_form.dwelling_unit_density * density_adjusted_acres + remaining_development * update_feature.du71        update_feature.du_detsf_ll = flat_built_form.single_family_large_lot_density * density_adjusted_acres + \72                                remaining_development * update_feature.du_detsf_ll73        update_feature.du_detsf_sl = flat_built_form.single_family_small_lot_density * density_adjusted_acres + \74                                remaining_development * update_feature.du_detsf_sl75        update_feature.du_detsf = update_feature.du_detsf_sl + update_feature.du_detsf_ll76        update_feature.du_attsf = flat_built_form.attached_single_family_density * density_adjusted_acres + \77                             remaining_development * update_feature.du_attsf78        update_feature.du_mf2to4 = flat_built_form.multifamily_2_to_4_density * density_adjusted_acres + remaining_development * update_feature.du_mf2to479        update_feature.du_mf5p = flat_built_form.multifamily_5_plus_density * density_adjusted_acres + remaining_development * update_feature.du_mf5p80        update_feature.du_mf = update_feature.du_mf2to4 + update_feature.du_mf5p81        update_feature.emp = flat_built_form.employment_density * density_adjusted_acres + remaining_development * update_feature.emp82        update_feature.emp_ret = flat_built_form.retail_density * density_adjusted_acres + remaining_development * update_feature.emp_ret83        update_feature.emp_off = (flat_built_form.office_services_density + flat_built_form.medical_services_density) * density_adjusted_acres + remaining_development * update_feature.emp_off84        update_feature.emp_pub = (flat_built_form.education_services_density + flat_built_form.public_admin_density) * density_adjusted_acres + remaining_development * update_feature.emp_pub85        update_feature.emp_ind = flat_built_form.industrial_density * density_adjusted_acres + remaining_development * update_feature.emp_ind86        update_feature.emp_ag = flat_built_form.agricultural_density * density_adjusted_acres + remaining_development * update_feature.emp_ag87        update_feature.emp_military = flat_built_form.military_density * density_adjusted_acres + remaining_development * update_feature.emp_military88        update_feature.emp_retail_services = flat_built_form.retail_services_density * density_adjusted_acres + remaining_development * update_feature.emp_retail_services89        update_feature.emp_restaurant = flat_built_form.restaurant_density * density_adjusted_acres + remaining_development * update_feature.emp_restaurant90        update_feature.emp_accommodation = flat_built_form.accommodation_density * density_adjusted_acres + remaining_development * update_feature.emp_accommodation91        update_feature.emp_arts_entertainment = flat_built_form.arts_entertainment_density * density_adjusted_acres + \92                                                remaining_development * update_feature.emp_arts_entertainment93        update_feature.emp_other_services = flat_built_form.other_services_density * density_adjusted_acres + \94                                            remaining_development * update_feature.emp_other_services95        update_feature.emp_office_services = flat_built_form.office_services_density * density_adjusted_acres + \96                                             remaining_development * update_feature.emp_office_services97        update_feature.emp_medical_services = flat_built_form.medical_services_density * density_adjusted_acres + \98                                              remaining_development * update_feature.emp_medical_services99        update_feature.emp_education = flat_built_form.education_services_density * density_adjusted_acres + \100                                       remaining_development * update_feature.emp_education101        update_feature.emp_public_admin = flat_built_form.public_admin_density * density_adjusted_acres + \102                                          remaining_development * update_feature.emp_public_admin103        update_feature.emp_wholesale = flat_built_form.wholesale_density * density_adjusted_acres + \104                                       remaining_development * update_feature.emp_wholesale105        update_feature.emp_transport_warehousing = flat_built_form.transport_warehouse_density * density_adjusted_acres + \106                                                   remaining_development * update_feature.emp_transport_warehousing107        update_feature.emp_manufacturing = flat_built_form.manufacturing_density * density_adjusted_acres + remaining_development * update_feature.emp_manufacturing108        update_feature.emp_construction = flat_built_form.construction_utilities_density * Decimal(0.5) * density_adjusted_acres + remaining_development * update_feature.emp_construction109        update_feature.emp_utilities = flat_built_form.construction_utilities_density * Decimal(0.5) * density_adjusted_acres + remaining_development * update_feature.emp_utilities110        update_feature.emp_agriculture = flat_built_form.agriculture_density * density_adjusted_acres + remaining_development * update_feature.emp_agriculture111        update_feature.emp_extraction = flat_built_form.extraction_density * density_adjusted_acres + remaining_development * update_feature.emp_extraction112        update_feature.bldg_sqft_detsf_ll = flat_built_form.building_sqft_single_family_large_lot * density_adjusted_acres + remaining_development * update_feature.bldg_sqft_detsf_ll113        update_feature.bldg_sqft_detsf_sl = flat_built_form.building_sqft_single_family_small_lot * density_adjusted_acres + remaining_development * update_feature.bldg_sqft_detsf_sl114        update_feature.bldg_sqft_attsf = flat_built_form.building_sqft_attached_single_family * density_adjusted_acres + remaining_development * update_feature.bldg_sqft_attsf115        update_feature.bldg_sqft_mf = (flat_built_form.building_sqft_multifamily_2_to_4 + flat_built_form.building_sqft_multifamily_5_plus) * density_adjusted_acres + remaining_development * update_feature.bldg_sqft_mf116        update_feature.bldg_sqft_retail_services = flat_built_form.building_sqft_retail_services * density_adjusted_acres + remaining_development * update_feature.bldg_sqft_retail_services117        update_feature.bldg_sqft_restaurant = flat_built_form.building_sqft_restaurant * density_adjusted_acres + remaining_development * update_feature.bldg_sqft_restaurant118        update_feature.bldg_sqft_accommodation = flat_built_form.building_sqft_accommodation * density_adjusted_acres + remaining_development * update_feature.bldg_sqft_accommodation119        update_feature.bldg_sqft_arts_entertainment = flat_built_form.building_sqft_arts_entertainment * density_adjusted_acres + remaining_development * update_feature.bldg_sqft_arts_entertainment120        update_feature.bldg_sqft_other_services = flat_built_form.building_sqft_other_services * density_adjusted_acres + remaining_development * update_feature.bldg_sqft_other_services121        update_feature.bldg_sqft_office_services = flat_built_form.building_sqft_office_services * density_adjusted_acres + remaining_development * update_feature.bldg_sqft_office_services122        update_feature.bldg_sqft_public_admin = flat_built_form.building_sqft_public_admin * density_adjusted_acres + remaining_development * update_feature.bldg_sqft_public_admin123        update_feature.bldg_sqft_medical_services = flat_built_form.building_sqft_medical_services * density_adjusted_acres + remaining_development * update_feature.bldg_sqft_medical_services124        update_feature.bldg_sqft_education = flat_built_form.building_sqft_education_services * density_adjusted_acres + remaining_development * update_feature.bldg_sqft_education125        update_feature.bldg_sqft_wholesale = flat_built_form.building_sqft_wholesale * density_adjusted_acres + remaining_development * update_feature.bldg_sqft_wholesale126        update_feature.bldg_sqft_transport_warehousing = flat_built_form.building_sqft_transport_warehouse * density_adjusted_acres + remaining_development * update_feature.bldg_sqft_transport_warehousing127        update_feature.commercial_irrigated_sqft = flat_built_form.commercial_irrigated_square_feet * density_adjusted_acres + remaining_development * update_feature.commercial_irrigated_sqft128        update_feature.residential_irrigated_sqft = flat_built_form.residential_irrigated_square_feet * density_adjusted_acres + remaining_development * update_feature.residential_irrigated_sqft129        update_feature.acres_parcel_res_detsf_ll = flat_built_form.acres_parcel_residential_single_family_large_lot * applied_acres + remaining_development * update_feature.acres_parcel_res_detsf_ll130        update_feature.acres_parcel_res_detsf_sl = flat_built_form.acres_parcel_residential_single_family_small_lot * applied_acres + remaining_development * update_feature.acres_parcel_res_detsf_sl131        update_feature.acres_parcel_res_attsf = flat_built_form.acres_parcel_residential_attached_single_family * applied_acres + remaining_development * update_feature.acres_parcel_res_attsf132        update_feature.acres_parcel_res_mf = flat_built_form.acres_parcel_residential_multifamily * applied_acres + remaining_development * update_feature.acres_parcel_res_mf133        update_feature.acres_parcel_emp_ret = flat_built_form.acres_parcel_employment_retail * applied_acres + remaining_development * update_feature.acres_parcel_emp_ret134        update_feature.acres_parcel_emp_off = flat_built_form.acres_parcel_employment_office * applied_acres + remaining_development * update_feature.acres_parcel_emp_off135        update_feature.acres_parcel_emp_pub = flat_built_form.acres_parcel_employment_public * applied_acres + remaining_development * update_feature.acres_parcel_emp_pub136        update_feature.acres_parcel_emp_ind = flat_built_form.acres_parcel_employment_industrial * applied_acres + remaining_development * update_feature.acres_parcel_emp_ind137        update_feature.acres_parcel_emp_ag = flat_built_form.acres_parcel_employment_agriculture * applied_acres + remaining_development * update_feature.acres_parcel_emp_ag138        update_feature.save()...
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