Fix SyntaxError and NameError in multiple files

Author: ArnavGarg7

maths/matrix_exponentiation.py

@@ -1,5 +1,7 @@
 """Matrix Exponentiation"""
 
+from __future__ import annotations
+
 import timeit
 
 """

web_programming/fetch_well_rx_price.py

@@ -67,7 +67,9 @@ def fetch_pharmacy_and_price_list(drug_name: str, zip_code: str) -> list | None:
 
         return pharmacy_price_list
 
-    except httpx.HTTPError, ValueError:
+    except httpx.HTTPError:
+        return None
+    except ValueError:
         return None
 
 

web_programming/instagram_crawler.py

@@ -53,7 +53,9 @@ def get_json(self) -> dict:
         scripts = BeautifulSoup(html, "html.parser").find_all("script")
         try:
             return extract_user_profile(scripts[4])
-        except json.decoder.JSONDecodeError, KeyError:
+        except json.decoder.JSONDecodeError:
+            return extract_user_profile(scripts[3])
+        except KeyError:
             return extract_user_profile(scripts[3])
 
     def __repr__(self) -> str: