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✨ Support newer MultiLCA API.
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Use the newer MultiLCA (bc.__version__ >= 2.0.dev│
17) for calculations.

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@tngTUDOR
tngTUDOR committed Sep 16, 2024
1 parent 710c72b commit 74b1eff
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Showing 3 changed files with 165 additions and 35 deletions.
4 changes: 4 additions & 0 deletions CHANGES.md
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Original file line number Diff line number Diff line change
@@ -1,5 +1,9 @@
# ui Changelog

## [0.39.0]

+ support new MultiLCA class API changes

## [0.38.0]

+ better handling of text flow for ii text fields
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2 changes: 1 addition & 1 deletion bw2ui/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -5,4 +5,4 @@
# Add functions and variables you want exposed in `bw2ui.` namespace here
)

__version__ = "0.38.0"
__version__ = "0.39.0"
194 changes: 160 additions & 34 deletions bw2ui/bin/bw2_browser.py
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Original file line number Diff line number Diff line change
Expand Up @@ -32,9 +32,10 @@
import uuid
import warnings
import webbrowser
from packaging import version

import bw2analyzer as bwa
from bw2calc import MultiLCA
import bw2calc as bc
from bw2data import (
Database,
Method,
Expand All @@ -45,6 +46,9 @@
methods,
projects,
)

if bc.__version__ and isinstance(bc.__version__, str) and version.parse(bc.__version__) >= version.parse("2.0.DEV10"):
from bw2data import get_multilca_data_objs
from bw2data.parameters import (
ActivityParameter,
DatabaseParameter,
Expand Down Expand Up @@ -192,6 +196,9 @@ def choose_option(self, opt):
index = int(opt)
if index >= len(self.current_options.get("formatted", [])):
print("There aren't this many options")
elif self.current_options["type"] == "method_namespaces":
self.choose_method_namespace(self.current_options["options"][index])

elif self.current_options["type"] == "methods":
self.choose_method(self.current_options["options"][index])

Expand Down Expand Up @@ -618,18 +625,51 @@ def list_methods(self):
for m in methods_:
m_names.add(m[0])
m_names = sorted(m_names)
self.set_current_options(
{
"type": "methods",
"options": list(m_names),
"formatted": ["%(name)s" % {"name": name} for name in m_names],
}
)
self.print_current_options("Methods")
if has_namespaced_methods():
self.set_current_options(
{
"type": "method_namespaces",
"options": list(m_names),
"formatted": ["%(name)s" % {"name": name} for name in m_names],
}
)
self.print_current_options("Method namespaces")
else:
self.set_current_options(
{
"type": "methods",
"options": list(m_names),
"formatted": ["%(name)s" % {"name": name} for name in m_names],
}
)
self.print_current_options("Methods")
else:
self.set_current_options(None)
self.update_prompt()

def choose_method_namespace(self, method_namespace):
self.method_namespace = method_namespace
self.method = self.category = self.subcategory = None
self.history.append(("method_namespace", method_namespace))
if self.autosave:
config.p["ab_method_namespace"] = self.method
config.p["ab_history"] = self.history[-10:]
config.save_preferences()
c_names = set([])
methods_ = sorted(methods)
for m in [m for m in methods_ if m[0] == method_namespace]:
c_names.add(m[1])
c_names = sorted(c_names)
self.set_current_options(
{
"type": "methods",
"options": list(c_names),
"formatted": ["%(name)s" % {"name": name} for name in c_names],
}
)
self.print_current_options("Methods")
self.update_prompt()

def choose_method(self, method):
self.method = method
self.category = self.subcategory = None
Expand All @@ -640,8 +680,14 @@ def choose_method(self, method):
config.save_preferences()
c_names = set([])
methods_ = sorted(methods)
for m in [m for m in methods_ if m[0] == method]:
c_names.add(m[1])
if has_namespaced_methods():
for m in [
m for m in methods_ if m[0] == self.method_namespace and m[1] == method
]:
c_names.add(m[2])
else:
for m in [m for m in methods_ if m[0] == method]:
c_names.add(m[1])
c_names = sorted(c_names)
self.set_current_options(
{
Expand All @@ -662,8 +708,18 @@ def choose_category(self, category):
config.save_preferences()
c_names = set([])
methods_ = sorted(methods)
for m in [m for m in methods_ if m[0] == self.method and m[1] == category]:
c_names.add(m[2])
if has_namespaced_methods():
for m in [
m
for m in methods_
if m[0] == self.method_namespace
and m[1] == self.method
and m[2] == category
]:
c_names.add(m[3])
else:
for m in [m for m in methods_ if m[0] == self.method and m[1] == category]:
c_names.add(m[2])
self.set_current_options(
{
"type": "subcategories",
Expand Down Expand Up @@ -1283,11 +1339,31 @@ def do_wh(self, arg):
f.write(line + "\n")
print("History exported to %(fp)s" % {"fp": fp})

def do_G(self, arg):
"""Do an LCIA of the selected activity + method[s]"""
if self.activity and self.method:
method_key_list = []

def build_method_key_list(self):
method_key_list = []
if has_namespaced_methods():
if (
self.method_namespace
and self.method
and self.category
and self.subcategory
):
method_id = (
self.method_namespace,
self.method,
self.category,
self.subcategory,
)
method_key_list.append(method_id)
elif self.method_namespace and self.method and self.category is None:
for m in methods:
if m[0] == self.method_namespace and m[1] == self.method:
method_key_list.append(m)
elif self.method_namespace and self.method is None:
for m in methods:
if m[0] == self.method_namespace:
method_key_list.append(m)
else:
if self.method and self.category and self.subcategory:
method_id = (self.method, self.category, self.subcategory)
method_key_list.append(method_id)
Expand All @@ -1299,23 +1375,66 @@ def do_G(self, arg):
for m in methods:
if m[0] == self.method:
method_key_list.append(m)
bw2browser_cs = {
"inv": [{get_activity(self.activity): 1}],
"ia": method_key_list,
}
tmp_cs_id = uuid.uuid1()
calculation_setups[str(tmp_cs_id)] = bw2browser_cs
mlca = MultiLCA(str(tmp_cs_id))
formatted_res = [
[
mlca.methods[i][0],
mlca.methods[i][1],
mlca.methods[i][2],
Method(mlca.methods[i]).metadata["unit"],
score.pop(),
return method_key_list

def do_G(self, arg):
"""Do an LCIA of the selected activity + method[s]"""
if self.activity and self.method:
method_key_list = self.build_method_key_list()

if has_namespaced_methods():
namespace_shift = 1
else:
namespace_shift = 0

if bc.__version__ and isinstance(bc.__version__, str) and version.parse(bc.__version__) >= version.parse(
"2.0.DEV10"
):
# the configuration
config = {"impact_categories": method_key_list}
activities = [get_activity(self.activity)]
func_units = {a["name"]: {a.id: 1.0} for a in activities}
data_objs = get_multilca_data_objs(
functional_units=func_units, method_config=config
)
mlca = bc.MultiLCA(
demands=func_units, method_config=config, data_objs=data_objs
)
mlca.lci()
mlca.lcia()
formatted_res = []
for (method, fu), score in mlca.scores.items():
method_name = method[0 + namespace_shift]
category_name = method[1 + namespace_shift]
indicator_name = method[2 + namespace_shift]
formatted_res.append(
[
method_name,
category_name,
indicator_name,
Method(method).metadata["unit"],
score,
]
)

else:
bw2browser_cs = {
"inv": [{get_activity(self.activity): 1}],
"ia": method_key_list,
}
tmp_cs_id = uuid.uuid1()
calculation_setups[str(tmp_cs_id)] = bw2browser_cs
mlca = bc.MultiLCA(str(tmp_cs_id))
formatted_res = [
[
mlca.methods[i][0],
mlca.methods[i][1],
mlca.methods[i][2],
Method(mlca.methods[i]).metadata["unit"],
score.pop(),
]
for i, score in enumerate(mlca.results.T.tolist())
]
for i, score in enumerate(mlca.results.T.tolist())
]
self.tabulate_data = tabulate(
formatted_res,
headers=["method", "category", "subcategory", "unit", "score"],
Expand Down Expand Up @@ -1607,6 +1726,13 @@ def bw2_compat_annotated_top_emissions(lca, names=True, **kwargs):
def is_legacy_bwa():
return bwa.__version__[0] == 0 and bwa.__version__[1] == 10

def is_legacy_bc():
return isinstance(bc.__version__, tuple)


def has_namespaced_methods():
return len(list(methods)[0]) == 4


def main():
arguments = docopt(__doc__, version="Brightway2 Activity Browser 2.0")
Expand Down

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