Misc cleanup (#73)

* Stop previously running zeroconf instances

* Lots of formatting fixes

* Use f-strings for time delta

* More line fixes

* Update requirements.txt

* More misc cleanup

* Simplify README.md

src/api/add_job_helpers.py

@@ -86,7 +86,6 @@ def download_project_from_url(project_url):
     # This nested function is to handle downloading from a URL
     logger.info(f"Downloading project from url: {project_url}")
     referred_name = os.path.basename(project_url)
-    downloaded_file_url = None
 
     try:
         response = requests.get(project_url, stream=True)
@@ -156,7 +155,7 @@ def process_zipped_project(zip_path):
     return extracted_project_path
 
 
-def create_render_jobs(jobs_list, loaded_project_local_path, job_dir):
+def create_render_jobs(jobs_list, loaded_project_local_path):
     """
     Creates render jobs.
 
@@ -166,7 +165,6 @@ def create_render_jobs(jobs_list, loaded_project_local_path, job_dir):
     Args:
         jobs_list (list): A list of job data.
         loaded_project_local_path (str): The local path to the loaded project.
-        job_dir (str): The job directory.
 
     Returns:
         list: A list of results from creating the render jobs.