def _write_categories(self, pw: pack.Writer):
root = olca.Category()
root.id = "f318fa60-bae9-361f-ad5a-5066a0e2a9d1"
root.name = "Elementary flows"
root.model_type = olca.ModelType.FLOW
self._context_uids[root.name.lower()] = root.id
pw.write(root)
for _, row in self.flow_list.iterrows():
path = row['Context']
if not isinstance(path, str):
continue
path = path.strip()
if path == '' or path.lower() in self._context_uids:
continue
parts = path.split("/")
parent_id = root.id
for i in range(0, len(parts)):
lpath = "/".join(parts[0:i+1]).lower()
uid = self._context_uids.get(lpath)
if uid is not None:
parent_id = uid
continue
uid = make_uuid("Flow", lpath)
log.info("create category %s", lpath)
c = olca.Category()
c.id = uid
c.name = parts[i]
c.category = olca.ref(olca.Category, parent_id)
c.model_type = olca.ModelType.FLOW
pw.write(c)
self._context_uids[lpath] = uid
parent_id = uid
def __category(self, row) -> Optional[olca.Category]:
cpath = row[7] # type: str
if cpath is None or cpath.strip() == "":
return None
c = self.__categories.get(cpath)
if c is not None:
return c
p = None
parts = cpath.split("/")
for i in range(0, len(parts)):
if c is not None:
p = c
cpath = "/".join(parts[0:(i + 1)])
c = self.__categories.get(cpath)
if c is not None:
continue
log.info("init category %s", cpath)
c = olca.Category()
c.id = make_uuid("category/flow/" + cpath)
c.name = parts[i]
c.model_type = olca.ModelType.FLOW
if p is not None:
c.category = olca.ref(olca.Category, p.id)
self.__categories[cpath] = c
return c
def _write_top_categories(self, pw: pack.Writer):
# elementary flows
root = olca.Category()
root.id = "f318fa60-bae9-361f-ad5a-5066a0e2a9d1"
root.name = "Elementary flows"
root.model_type = olca.ModelType.FLOW
pw.write(root)
# resources
res = olca.Category()
res.id = "3095c63c-7962-4086-a0d7-df4fd38c2e68"
res.name = "resource"
res.category = olca.ref(olca.Category, root.id)
res.model_type = olca.ModelType.FLOW
pw.write(res)
# emissions
emi = olca.Category()
emi.id = "c2433915-9ca3-3933-a64d-68d67e3e3281"
emi.name = "emission"
emi.category = olca.ref(olca.Category, root.id)
emi.model_type = olca.ModelType.FLOW
pw.write(emi)
def _write_flow_compartments(self, pw: pack.Writer):
handled = set()
for _, row in self.flow_list.iterrows():
uid = row["Compartment UUID"]
if uid in handled:
continue
handled.add(uid)
parent_uid = None
direction = row["Directionality"].strip()
if direction == "resource":
parent_uid = "3095c63c-7962-4086-a0d7-df4fd38c2e68"
elif direction == "emission":
parent_uid = "c2433915-9ca3-3933-a64d-68d67e3e3281"
else:
log.error("Unknown directionality: %s", direction)
continue
comp = olca.Category()
comp.id = uid
comp.name = row["Compartment"]
comp.model_type = olca.ModelType.FLOW
comp.category = olca.ref(olca.Category, parent_uid)
pw.write(comp)
def _category(path: str, mtype: olca.ModelType, writer: pack.Writer,
created_ids: set) -> Optional[olca.Ref]:
if not isinstance(path, str):
return None
if path.strip() == '':
return None
parts = path.split('/')
parent = None # type: olca.Ref
for i in range(0, len(parts)):
uid_path = [str(mtype.value)] + parts[0:(i + 1)]
uid = _uid(*uid_path)
name = parts[i].strip()
if uid not in created_ids:
category = olca.Category()
category.id = uid
category.model_type = mtype
category.name = name
category.category = parent
writer.write(category)
created_ids.add(uid)
parent = olca.ref(olca.Category, uid, name)
parent.category_path = uid_path[1:]
return parent
