diff --git a/analysis/db/dan/load_data.py b/analysis/db/dan/load_data.py
index e4e3e8d..1c079ae 100644
--- a/analysis/db/dan/load_data.py
+++ b/analysis/db/dan/load_data.py
@@ -11,17 +11,17 @@
 def extract_paper_component(paper_json, section_key, text_key="text", line_delim="\n"):
     section_text = map(lambda x: x[text_key], paper_json[section_key])
     text = line_delim.join(section_text)
-    return(text)
+    return text
 
 
 def extract_body_text(paper_json, **kwargs):
     paper_text = extract_paper_component(paper_json, **kwargs)
-    return(paper_text)
+    return paper_text
 
 
 def extract_abstract_text(paper_json, **kwargs):
     abstract_text = extract_paper_component(paper_json, **kwargs)
-    return(abstract_text)
+    return abstract_text
 
 
 def extract_paper_data(json_pth, folder_mode):
@@ -33,34 +33,32 @@ def extract_paper_data(json_pth, folder_mode):
 
     # get the common json sections
     paper_text = extract_body_text(data, section_key="body_text", text_key="text")
-    pid = data['paper_id']
-    title = data['metadata']['title']
-    num_authors = len(data['metadata']['authors'])
+    pid = data["paper_id"]
+    title = data["metadata"]["title"]
+    num_authors = len(data["metadata"]["authors"])
 
     if folder_mode == "pdf_json":
-        abstract_text = extract_abstract_text(data, section_key="abstract", text_key="text")
+        abstract_text = extract_abstract_text(
+            data, section_key="abstract", text_key="text"
+        )
         paper_data = pd.DataFrame(
-            data = [
-                [pid, num_authors, title, abstract_text, paper_text]
-            ],
-            columns = ["pid", "num_authors", "title", "abstract", "text"]
+            data=[[pid, num_authors, title, abstract_text, paper_text]],
+            columns=["pid", "num_authors", "title", "abstract", "text"],
         )
-        return(paper_data)
+        return paper_data
     elif folder_mode == "pmc_json":
         paper_data = pd.DataFrame(
-            data = [
-                [pid, num_authors, title, paper_text]
-            ],
-            columns = ["pid", "num_authors", "title", "text"]
+            data=[[pid, num_authors, title, paper_text]],
+            columns=["pid", "num_authors", "title", "text"],
         )
-        return(paper_data)
+        return paper_data
     else:
         raise ValueError(f"Unknown value passed into 'folder_mode': {folder_mode}")
 
 
-
 # deletes old datafile that was created, the name was not descriptive enough
-if (old := here(f"./data/db/final/kaggle/paper_text/comm_use_subset.tsv", warn=False)): old.unlink(missing_ok=True)
+if (old := here(f"./data/db/final/kaggle/paper_text/comm_use_subset.tsv", warn=False)) :
+    old.unlink(missing_ok=True)
 
 # make the folder that data will be saved into
 pl.Path(here("./data/db/final/kaggle/paper_text/")).mkdir(parents=True, exist_ok=True)
@@ -73,7 +71,7 @@ def extract_paper_data(json_pth, folder_mode):
 
 # start going through folders and parsing json files into dataframes and tsv files
 datpb = tqdm([data_sources[1]])
-for dat_source in datpb: # for each data source
+for dat_source in datpb:  # for each data source
     datpb.set_description(f"{dat_source}")
 
     ds_hr = here(f"./data/db/original/kaggle/{dat_source}/{dat_source}/", warn=False)
@@ -82,26 +80,35 @@ def extract_paper_data(json_pth, folder_mode):
     # print(f"\n\n{dat_source}")
 
     gppb = tqdm(fdrs)
-    for gp in gppb: # for each group path
-        #if gp.name == "pmc_json": continue
+    for gp in gppb:  # for each group path
+        # if gp.name == "pmc_json": continue
         gppb.set_description(f"{dat_source}/{gp.name}")
 
-        #print(f"\n\n{gp}")
+        # print(f"\n\n{gp}")
 
-        #gp_hr = here(f"./data/db/original/kaggle/{dat_source}/{dat_source}/{gp}", warn=False)
+        # gp_hr = here(f"./data/db/original/kaggle/{dat_source}/{dat_source}/{gp}", warn=False)
         fs = gp.iterdir()
 
         try:
             fs = list(fs)
         except FileNotFoundError:
-            sys.exit(f"Could not find {gp_hr}, did you forget to update the Kaggle dataset?")
+            sys.exit(
+                f"Could not find {gp_hr}, did you forget to update the Kaggle dataset?"
+            )
 
         papers = pd.concat(
             [extract_paper_data(jsn, folder_mode=gp.name) for jsn in tqdm(fs)]
         )
 
-        #papers.info()
+        # papers.info()
 
         # writes new data
-        papers.to_csv(here(f"./data/db/final/kaggle/paper_text/{dat_source}_{gp.name}.tsv", warn=False),
-                    sep="\t", header=True, index=False)
+        papers.to_csv(
+            here(
+                f"./data/db/final/kaggle/paper_text/{dat_source}_{gp.name}.tsv",
+                warn=False,
+            ),
+            sep="\t",
+            header=True,
+            index=False,
+        )