fixed the erroneous code blocks, and instead of console.log(), console.print() were used instead, since it would give much more pleasant

the codebase were also cleaned

main.py

@@ -2,17 +2,27 @@ import os
 import shutil
 
 from dotenv import load_dotenv
+from rich.console import Console
 
 from reddit.subreddit import get_subreddit_threads
 from video_creation.background import download_background, chop_background_video
 from video_creation.voices import save_text_to_mp3
 from video_creation.screenshot_downloader import download_screenshots_of_reddit_posts
 from video_creation.final_video import make_final_video
-
 from utils.console import print_markdown, print_substep
 
 
 def main(subreddit_=None, background=None, filename=None):
+    """
+    Load .env file if exists. If it doesnt exist, print a warning and
+    launch the setup wizard. If there is a .env file, check if the
+    required variables are set. If not, print a warning and launch the
+    setup wizard.
+    """
+
+    console = Console()
+    load_dotenv()
+
     REQUIRED_VALUES = [
         "REDDIT_CLIENT_ID",
         "REDDIT_CLIENT_SECRET",
@@ -30,9 +40,9 @@ def main(subreddit_=None, background=None, filename=None):
     configured = True
     if not os.path.exists(".env"):
         shutil.copy(".env.template", ".env")
-        configured = False
+        console.print("[red] Your .env file is invalid, or was never created. Standby.[/red]")
 
-    load_dotenv()
+    console.print("[bold green]Checking environment variables...")
 
     for val in REQUIRED_VALUES:
         if not os.getenv(val):
@@ -40,12 +50,32 @@ def main(subreddit_=None, background=None, filename=None):
             configured = False
 
     if configured:
+        try:
+            float(os.getenv("OPACITY"))
+        except:
+            console.print(
+                f"[red]Please ensure that OPACITY is set between 0 and 1 in your .env file"
+            )
+            configured = False
+            exit()
+
+        console.log("[bold green]Enviroment Variables are set! Continuing...[/bold green]")
+
         reddit_object = get_subreddit_threads(subreddit_)
         length, number_of_comments = save_text_to_mp3(reddit_object)
         download_screenshots_of_reddit_posts(
-            reddit_object, number_of_comments,
-            os.getenv("THEME")
+            reddit_object,
+            number_of_comments,
+            os.getenv("THEME", "light")
         )
         download_background(background)
         chop_background_video(length)
-        final_video = make_final_video(snumber_of_comments, filename)
+        final_video = make_final_video(number_of_comments, filename)
+    else:
+        console.print(
+            "[red]Looks like you need to set your Reddit credentials in the .env file. "
+            + "Please follow the instructions in the README.md file to set them up.[/red]"
+        )
+        setup_ask = input("\033[1mLaunch setup wizard? [y/N] > \033[0m")
+        if setup_ask in ["y", "Y"]:
+            os.system("python3 setup.py")