bw2io Changelog#

0.9.17 (2026-04-26)#

  • Extract samplingProcedure (as modeling_summary) and extrapolations (as data_handling_summary) from ecospold2 when collapse_comments=False

0.9.16 (2026-04-24)#

0.9.15 (2026-04-16)#

0.9.14 (2026-01-13)#

  • Remove normalize_biosphere_categories and normalize_biosphere_names from default strategies. These are specific to the ecoinvent 2-3 transition, and therefore not appropriate for generic IO tasks. They can still be applied manually if needed.

0.9.13 (2025-12-31)#

  • Fix #332. dynamic import of BW2Package _create_class is safe for python>= 3.13

0.9.12 (2025-12-16)#

  • Fix #293. version parsing for remote.install parses bd.version correctly.

0.9.11 (2025-06-23)#

0.9.10 (2025-06-23)#

0.9.9 (2025-04-10)#

  • Add use_mp flag to import_ecoinvent_release

0.9.8 (2025-03-27)#

  • Append to existing LCIA impact categories (methods) during import_ecoinvent_release instead of overwriting

0.9.7 (2025-03-21)#

  • Fix project switch when restoring from older archives

0.9.6 (2025-02-01)#

  • Compatibility fix for project archives produced pre-0.9.5.

0.9.5 (2025-01-14)#

0.9.4 (2024-12-05)#

  • Making name shortening in MFP name generation configurable in SimaProBlockCSVImporter

0.9.3 (2024-12-05)#

  • Add ability to use in-memory Randonneur datapackages, e.g. loaded from the Excel template

0.9.2 (2024-12-02)#

  • Remove multifunctional and bw_simapro_csv as dependencies - add install variant bw2io[multifunctional]

0.9.1 (2024-12-02)#

  • Fix product information ecospold2 extraction with invalid inputs

0.9 (2024-11-27)#

0.9.DEV41 (2024-10-15)#

  • Also convert market group for electricity to kWh

0.9.DEV40 (2024-10-14)#

  • Add split_simapro_name_geo_curly_brackets strategy

  • Add remove_biosphere_location_prefix_if_flow_in_same_location strategy

0.9.DEV39 (2024-10-13)#

  • Add create_products_as_new_nodes strategy

  • Add additional configuration options for randonneur

  • Update tests for recent bw2data changes

  • Updates for vocab.sentier.dev units URL change

0.9.DEV38 (2024-09-12)#

  • Fix #274: correctly set units for namespaced methods when importing ecoinvent with ecoinvent_interface

0.9.DEV37 (2024-09-04)#

  • Fix out of order but with create_randonneur_excel_template_for_unlinked

0.9.DEV36 (2024-09-04)#

  • Add create_randonneur_excel_template_for_unlinked

0.9.DEV35 (2024-09-02)#

  • Add method to directly apply randonneur transformations

  • Add create_new_database_for_flows_with_missing_top_level_context method

  • Add normalize_simapro_labels_to_brightway_standard method

  • Add match_against_top_level_context function

  • Add match_against_only_available_in_given_context_tree method

  • Add create_regionalized_biosphere_proxies method

  • Allow add_extra_attributes

0.9.DEV34 (2024-08-21)#

  • Restore Py 3.9 compatibility

0.9.DEV33 (2024-08-15)#

  • Packaging fix

0.9.DEV32 (2024-08-15)#

  • Add SimaProUnitConverter which uses https://vocab.sentier.dev/ for unit conversion and harmonization

  • Improved robustness of rescale_exchange

  • Fixed bug with SimaPro name-location strings with spaces inside

0.9.DEV31 (2024-08-14)#

  • Improved statistics reporting for importers

0.9.DEV30 (2024-07-23)#

  • Change default to namespace LCIA methods in ecoinvent imports

0.9.DEV29 (2024-07-09)#

  • Restore Python 3.9 compatibility

  • Compatibility with SimaPro multifunctionality via bw_simapro_csv and multifunctional.

0.9.DEV28 (2024-06-21)#

  • Allow imports of some invalid ecospold1 files

  • Fix fetching of remote data catalogues in remote

0.9.DEV27 (2024-05-07)#

0.9.DEV26 (2023-11-12)#

  • Change import_ecoinvent_release to allow patching existing biosphere databases

0.9.DEV25 (2023-11-10)#

  • Fix missing import from dev24

  • Some documentation improvements

0.9.DEV24 (2023-11-09)#

0.9.DEV23 (2023-09-17)#

0.9.DEV22 (2023-09-15)#

  • Pinned dependencies to fix environment problems

0.9.DEV21 (2023-08-12)#

  • #138: Fixed import of SimaPro process with multiple literature refs

0.9.DEV20 (2023-08-12)#

  • #204: Fix unsupported operand

  • #136: Import invalid ecospold1 XML data

  • #167: field equality strategy and default location strategy

  • Purge pyprind in place of tqdm

0.9.DEV19 (2023-06-08)#

** Note: This release has be withdrawn, as has bw2data 4.0.DEV19!**

  • Fix compatibility with bw2data 4.0.DEV19

0.9.DEV18 (2023-06-06)#

  • Fix compatibility with Python 3.8 and 3.9

  • Fix incomplete project downloads causing corruption

  • Fix directory creation on Windows

0.9.DEV17 (2023-04-18)#

  • Add capability to install remote projects for quicker starting and more flexibility

0.9.DEV16 (2023-04-18)#

  • Restore bw2parameters import to previous API

0.9.DEV15 (2023-04-07)#

  • Remove psutil dependency

0.9.DEV14 (2023-03-16)#

  • Fix stream error when reading tar project archive

0.9.DEV13 (2023-03-16)#

  • Update EXIOBASE biosphere correspondence for ecoinvent 3.9

0.9.DEV12 (2023-03-15)#

  • PR 163: Update ecoinvent_lcia and ecospold1 files to NumPy Docstring standard

  • PR 161: forward-port of #160

  • PR 157: Support 10^ as 10E in Simapro CSV imports

  • PR 150: Add pypi and conda-forge badge and update install instructions

  • PR 147: Raise error when empty directory given to ecospold2 importer

  • PR 142: CVE-2007-4559 Patch

  • Add collapse_products and prune flags to useeio11

0.9.DEV10 (2022-10-13)#

  • Ecoinvent 3.9 compatibility

  • Make extractor switchable in SimaProCSVImporter

0.9.DEV9 (2022-06-19)#

  • Change to shift all variable names to uppercase instead of lowercase from SimaPro CSV files. This helps avoid most builtin symbols.

  • Improve performance of SimaPro CSV variable mangling by compiling regular expressions

0.9.DEV8 (2022-06-02)#

0.9.DEV7 (2022-01-11)#

  • Change label for chemical formulas in ecospold2 import from formula to chemical formula

  • Add mathematical formula field mathematicalRelation from ecospold2 imports as formula

  • Add variables names for exchanges and exchange properties in ecospold2 imports

  • Add strategy to lookup chemical synonyms in ChemIDPlus

0.9.DEV6 (2021-10-22)#

  • Don’t export id field in Excel/CSV

0.9.DEV4 (2021-10-20)#

  • Fix bug in Ecospold 1 LCIA Importer

0.9.DEV4 (2021-10-14)#

  • Continued work on JSON-LD imports

  • JSON-LD LCIA importer

  • Shortcut to import US EEIO 1.1 database and LCIA methods

0.9.DEV3 (2021-10-01)#

  • Partial support for JSON-LD imports

0.9.DEV2 (2021-09-29)#

  • Compatibility with ecoinvent 3.9 LCI & LCIA

0.9.DEV1#

Breaking changes#

Python 2 compatibility removed#

Removing the Python 2 compatibility layer allows for much cleaner and more compact code, and the use of some components from the in-development Brightway version 3 libraries.

Background changes#

Use of bw_processing#

We now use bw_processing to create processed arrays and magic constants.

Smaller changes#

  • Merged PR #81, SimaPro mappings for ecoinvent 3.4. Thanks @PascalLesage

  • Merged PR #80, SimaPro mappings for ecoinvent 3.5. Thanks @PascalLesage

  • Merged PR #82, fix ecoinvent versus SimaPro different signs of waste treatment processes. Thanks @PascalLesage

0.8.7 (2021-10-14)#

  • Fix bug in Ecospold 1 LCIA Importer

0.8.6 (2021-09-29)#

  • Merge PR 101 to improve Excel reading speeds

  • Patch and use Ecoinvent 3.8 LCIA implementation

0.8.5 (2021-09-21)#

  • Update to ecoinvent 3.8 flows

0.8.4 (2021-07-13)#

  • Add split_exchanges strategy

0.8.3.1 (2021-03-10)#

  • Expose update functions in package namespace

0.8.3 (2021-03-10)#

  • Update to ecoinvent 3.7 flows

0.8.2 (2021-02-25)#

  • Fix openpyxl extraction giving formulas instead of numerical values

0.8.1 (2021-02-25)#

  • Fix #83: Skip data that can’t be exported to Excel.

  • Fix #85: Inconsistent categories types in base data

0.8.0 (2021-02-23)#

  • Switch from xlrd to openpyxl for reading .xlsx files.

  • Added Excel and CSV importer for LCIA methods

  • Merged PR #77: Add synonyms when importing ecospold2 files. Thanks @BenPortner.

  • Merged PR #76: Correctly import reference products from Excel. Thanks @BenPortner.

  • Import exchange properties from ecospold2 files.

  • bw2io.extractors.excel.ExcelExtractor now properly handles internal Excel errors.

0.7.13#

  • Switch to openpyxl for xlsx imports

  • Port Ben Portner’s fixes for CSV encoding and newline handling

  • Add extraction of ecospold2 exchange properties

  • PR #72: expose objs argument in write_lci_csv

  • Handle Excel error values correctly when extracting

0.7.12.1 (2020-03-12)#

Fix bug in importing sample database (missing files)

0.7.12 (2020-02-25)#

Add CAS number to default biosphere flows

0.7.11.3 (2019-10-31)#

Fix problem in EXIOBASE import where elements were all set on the diagonal

0.7.11.2 (2019-10-30)#

Improve EXIOBASE import by:

  • Getting units from products

  • Fixing unit consistency

  • Removing some name quirks

0.7.11.1 (2019-10-29)#

Change EXIOBASE importer to only include activities, not products

0.7.11 (2019-10-29)#

  • Add mapping file for SimaPro-ecoinvent 3.4. Thanks Pascal Lesage!

  • Add importer for EXIOBASE 3.3 (IO, hybrid)

0.7.10 (2019-10-09)#

Close #61: Add missing biosphere flows when importing LCIA methods.

0.7.9 (2019-09-20)#

Add CPC codes from single reference products during ecospold2 import.

0.7.8 (2019-09-19)#

Merged Pull Request #5 to fix some SimaPro import issues. Thanks Benjamin Portner!

0.7.7 (2019-09-16)#

Support ecoinvent 3.6

0.7.6 (2019-07-06)#

  • Exit Excel importer early if no data found

  • Handle all columns cutoff in Excel importer

  • Fix Gephi exporter for ecoinvent v3

0.7.5 (2019-06-17)#

  • Fix #59: Importing ecospold1 fails due to unset variable in extractor

0.7.4 (2019-02-25)#

Fix location updating bug preventing clean import of ecoinvent 2.2

0.7.3 (2018-12-18)#

Fix missing import bug

0.7.2 (2018-10-16)#

  • Catch multiprocessing errors from certain configurations

0.7.1 (2018-09-28)#

  • Add units to all ecoinvent 3.5 LCIA methods

  • Fix up method name rationalization

0.7 (2018-09-10)#

  • Support ecoinvent 3.5

  • Drop unused and outdated ecoinvent 31 biosphere flows

  • Add CPC classification to ecoinvent imports

  • Make importers play better with the Activity Browser

  • Add tests for Ecospold2 extraction and importing

  • Add utils.standardize_method_to_len_3

  • Add optional strategy to rationalize default LCIA method names

0.6 (2018-05-31)#

  • Rewrite and test Excel importer and exporters to support parameters and data roundtrips

  • Change assign_only_product_as_production to not overwrite existing fields

  • Fix inconsistencies added in ecoinvent 3.4

  • Update older location codes from ecoinvent

0.5.12 (2017-10-10)#

  • Add bugfix for numeric values in Excel importer

0.5.11 (2017-10-10)#

  • Support ecoinvent 3.4, including new biosphere flows. Use function add_ecoinvent_34_biosphere_flows to update old databases

  • Update excel/CSV importers: Strip whitespace, and allow **kwargs in write_database

  • Unit conversion update: don’t always convert kilometers to meters, as some databases use both

0.5.10 (2017-06-16)#

  • Break uncertainty strategies for ecospold2 apart to allow for easier manipulation

  • Allow CSV exporter to only export a selection of datasets

  • Allow Damage methods to be imported from SimaPro LCIA csv (thanks James Joyce!)

  • Add reference product to excel output

0.5.9 (2017-04-17)#

  • Fix license text

0.5.8 (2017-04-06)#

  • Fixes for Conda packaging and license encoding

0.5.7 (2017-01-12)#

Improve imports for SimaPro CSV files:

  • Improve flexibility of which fields to match against

  • Add SimaPro conversions for ecoinvent 3.2 and 3.3

  • Normalize and migrate SimaPro water flows

  • Add SimaPro electricity conversion

  • Handle allocated SimaPro production with zero production amounts

0.5.6 (2016-12-02)#

A number of small changes to improve handling of SimaPro exports

0.5.5 (2016-11-10)#

Updates for compatibility with ecoinvent 3.3 and 3.2.

0.5.4 (2016-09-27)#

Updates for compatibility with ecoinvent 3.3 release.

0.5.3 (2016-07-14)#

  • Update for compatibility with bw2data 2.3.

  • Add overwrite flags to default data creators.

0.5.2 (2016-07-01)#

  • Fixed bug in ecospold2 import which assumed standard deviation instead of variance (Thanks Guillaume Audard)

  • Fixed bugs for CSV imports

  • Prevent duplicate codes from being written, and don’t overwrite existing codes

0.5.1 (2016-06-05)#

  • Updates for compatibility with bw2data 2.2.

  • Make activity_hash less unforgiving

0.5 (2016-05-28)#

  • Don’t raise nonunique error when linking unless linking to nonunique dataset descriptors

  • Improve error messages when imported data has duplicate processes

  • Properly close multiprocessing pools

0.4.1 (2016-04-15)#

Bugfix release: Include psutil, an undeclared dependency of pyprind.

0.4 (2016-04-01)#

0.4 release.

On this page
Edit on GitHub

This Page

Support Brightway