From d30279e0a97cadee804694a3c39b24ab4c841fea Mon Sep 17 00:00:00 2001
From: linearcombination <4829djaskdfj@gmail.com>
Date: Fri, 6 Dec 2024 19:28:48 -0800
Subject: [PATCH] Small code change to save memory and speed up a code path

---
 backend/document/domain/document_generator.py |  6 +++---
 backend/document/domain/resource_lookup.py    | 10 +++++-----
 backend/document/stet/stet.py                 |  8 ++++++--
 3 files changed, 14 insertions(+), 10 deletions(-)

diff --git a/backend/document/domain/document_generator.py b/backend/document/domain/document_generator.py
index d51c9b08..0b9e3939 100755
--- a/backend/document/domain/document_generator.py
+++ b/backend/document/domain/document_generator.py
@@ -329,7 +329,7 @@ def fetch_usfm_book_content_units(
         for dto in found_usfm_resource_lookup_dtos
     ]
     for resource_dir, dto in zip(resource_dirs, found_usfm_resource_lookup_dtos):
-        resource_lookup.provision_asset_files(dto, resource_dir)
+        resource_lookup.provision_asset_files(dto.url, resource_dir)
     t1 = time.time()
     logger.debug(
         "Time to provision USFM asset files (acquire and write to disk) for TW resource: %s",
@@ -1003,7 +1003,7 @@ def generate_document(
             for dto in found_resource_lookup_dtos
         ]
         for resource_dir, dto in zip(resource_dirs, found_resource_lookup_dtos):
-            resource_lookup.provision_asset_files(dto, resource_dir)
+            resource_lookup.provision_asset_files(dto.url, resource_dir)
         t1 = time.time()
         logger.debug(
             "Time to provision asset files (acquire and write to disk): %s", t1 - t0
@@ -1178,7 +1178,7 @@ def generate_docx_document(
             for dto in found_resource_lookup_dtos
         ]
         for resource_dir, dto in zip(resource_dirs, found_resource_lookup_dtos):
-            resource_lookup.provision_asset_files(dto, resource_dir)
+            resource_lookup.provision_asset_files(dto.url, resource_dir)
         t1 = time.time()
         logger.debug(
             "Time to provision asset files (acquire and write to disk): %s", t1 - t0
diff --git a/backend/document/domain/resource_lookup.py b/backend/document/domain/resource_lookup.py
index c0309629..e6a60908 100644
--- a/backend/document/domain/resource_lookup.py
+++ b/backend/document/domain/resource_lookup.py
@@ -491,6 +491,7 @@ def resource_types(
 
 
 # Used by some tests
+@lru_cache(maxsize=100)
 def usfm_resource_types_and_book_tuples(
     lang_code: str,
     book_codes_str: str,
@@ -532,7 +533,7 @@ def usfm_resource_types_and_book_tuples(
                         )
                         logger.debug("dto: %s", dto)
                         resource_filepath = prepare_resource_filepath(dto)
-                        provision_asset_files(dto, resource_filepath)
+                        provision_asset_files(dto.url, resource_filepath)
                         content_file = parsing.usfm_asset_file(
                             dto,
                             resource_filepath,
@@ -935,20 +936,19 @@ def resource_lookup_dto(
 
 
 def provision_asset_files(
-    resource_lookup_dto: ResourceLookupDto,
+    url: Optional[str],
     resource_filepath: str,
 ) -> None:
     if (
-        resource_lookup_dto.url is not None
+        url is not None
     ):  # We know that resource_url is not None because of how we got here, but mypy isn't convinced. Let's convince mypy.
-        clone_git_repo(resource_lookup_dto.url, resource_filepath)
+        clone_git_repo(url, resource_filepath)
 
 
 def prepare_resource_filepath(
     resource_lookup_dto: ResourceLookupDto,
     working_dir: str = settings.RESOURCE_ASSETS_DIR,
 ) -> str:
-
     resource_filepath = ""
     if (
         resource_lookup_dto.url is not None
diff --git a/backend/document/stet/stet.py b/backend/document/stet/stet.py
index b149c790..fe215a9d 100644
--- a/backend/document/stet/stet.py
+++ b/backend/document/stet/stet.py
@@ -355,7 +355,9 @@ def generate_docx_document(
                 lang0_resource_dir = prepare_resource_filepath(
                     lang0_resource_lookup_dto_
                 )
-                provision_asset_files(lang0_resource_lookup_dto_, lang0_resource_dir)
+                provision_asset_files(
+                    lang0_resource_lookup_dto_.url, lang0_resource_dir
+                )
                 current_task.update_state(state="Parsing asset files")
                 source_usfm_book = usfm_book_content(
                     lang0_resource_lookup_dto_,
@@ -373,7 +375,9 @@ def generate_docx_document(
                 lang1_resource_dir = prepare_resource_filepath(
                     lang1_resource_lookup_dto_
                 )
-                provision_asset_files(lang1_resource_lookup_dto_, lang1_resource_dir)
+                provision_asset_files(
+                    lang1_resource_lookup_dto_.url, lang1_resource_dir
+                )
                 target_usfm_book = usfm_book_content(
                     lang1_resource_lookup_dto_,
                     lang1_resource_dir,