ci: add coverage and ruff (#1383)

* add coverage calculation and push

Signed-off-by: Michele Dolfi <dol@zurich.ibm.com>

* new codecov version and usage of token

Signed-off-by: Michele Dolfi <dol@zurich.ibm.com>

* enable ruff formatter instead of black and isort

Signed-off-by: Michele Dolfi <dol@zurich.ibm.com>

* apply ruff lint fixes

Signed-off-by: Michele Dolfi <dol@zurich.ibm.com>

* apply ruff unsafe fixes

Signed-off-by: Michele Dolfi <dol@zurich.ibm.com>

* add removed imports

Signed-off-by: Michele Dolfi <dol@zurich.ibm.com>

* runs 1 on linter issues

Signed-off-by: Michele Dolfi <dol@zurich.ibm.com>

* finalize linter fixes

Signed-off-by: Michele Dolfi <dol@zurich.ibm.com>

* Update pyproject.toml

Co-authored-by: Cesar Berrospi Ramis <75900930+ceberam@users.noreply.github.com>
Signed-off-by: Michele Dolfi <97102151+dolfim-ibm@users.noreply.github.com>

---------

Signed-off-by: Michele Dolfi <dol@zurich.ibm.com>
Signed-off-by: Michele Dolfi <97102151+dolfim-ibm@users.noreply.github.com>
Co-authored-by: Cesar Berrospi Ramis <75900930+ceberam@users.noreply.github.com>

docs/examples/export_multimodal.py

@@ -51,7 +51,6 @@ def main():
         page_segments,
         page,
     ) in generate_multimodal_pages(conv_res):
-
         dpi = page._default_image_scale * 72
 
         rows.append(
@@ -81,10 +80,10 @@ def main():
         )
 
     # Generate one parquet from all documents
-    df = pd.json_normalize(rows)
+    df_result = pd.json_normalize(rows)
     now = datetime.datetime.now()
     output_filename = output_dir / f"multimodal_{now:%Y-%m-%d_%H%M%S}.parquet"
-    df.to_parquet(output_filename)
+    df_result.to_parquet(output_filename)
 
     end_time = time.time() - start_time