diff --git a/.gitignore b/.gitignore
index af6bfdc..061461e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,8 @@
+# PyCharm
+.idea
 .vscode/settings.json
 pythonenv3.8/
 __pycache__
 dependencies
 testing
-lookup_route.py
\ No newline at end of file
+lookup_route.py
diff --git a/defAirport.py b/defAirport.py
index ed64da8..073ad46 100644
--- a/defAirport.py
+++ b/defAirport.py
@@ -1,41 +1,45 @@
 import csv
 import math
+
+
 def add_airport_region(airport_dict):
-	#Get full region/state name from iso region name
-	with open('./dependencies/regions.csv', 'r', encoding='utf-8') as regions_csv:
-		regions_csv = csv.DictReader(filter(lambda row: row[0]!='#', regions_csv))
-		for region in regions_csv:
-			if region['code'] == airport_dict['iso_region']:
-				airport_dict['region'] = region['name']
-	return airport_dict
+    # Get full region/state name from iso region name
+    with open('./dependencies/regions.csv', 'r', encoding='utf-8') as regions_csv:
+        regions_csv = csv.DictReader(filter(lambda row: row[0] != '#', regions_csv))
+        for region in regions_csv:
+            if region['code'] == airport_dict['iso_region']:
+                airport_dict['region'] = region['name']
+    return airport_dict
+
+
 def getClosestAirport(latitude, longitude, allowed_types):
-	from geopy.distance import geodesic
-	plane = (latitude, longitude)
-	with open('./dependencies/airports.csv', 'r', encoding='utf-8') as airport_csv:
-		airport_csv_reader = csv.DictReader(filter(lambda row: row[0]!='#', airport_csv))
-		for airport in airport_csv_reader:
-			if airport['type'] in allowed_types:
-				airport_coord = float(airport['latitude_deg']), float(airport['longitude_deg'])
-				airport_dist = float((geodesic(plane, airport_coord).mi))
-				if "closest_airport_dict" not in locals():
-					closest_airport_dict = airport
-					closest_airport_dist = airport_dist
-				elif airport_dist < closest_airport_dist:
-					closest_airport_dict = airport
-					closest_airport_dist = airport_dist
-		closest_airport_dict['distance_mi'] = closest_airport_dist
-		#Convert indent key to icao key as its labeled icao in other places not ident
-		closest_airport_dict['icao'] = closest_airport_dict.pop('gps_code')
-		closest_airport_dict = add_airport_region(closest_airport_dict)
-	return closest_airport_dict
+    from geopy.distance import geodesic
+    plane = (latitude, longitude)
+    closest_airport_dict = dict()
+    with open('./dependencies/airports.csv', 'r', encoding='utf-8') as airport_csv:
+        airport_csv_reader = csv.DictReader(filter(lambda row: row[0] != '#', airport_csv))
+        for airport in airport_csv_reader:
+            if airport['type'] in allowed_types:
+                airport_coord = float(airport['latitude_deg']), float(airport['longitude_deg'])
+                airport_dist = float((geodesic(plane, airport_coord).mi))
+                if not closest_airport_dict or airport_dist < closest_airport_dist:
+                    closest_airport_dict = airport
+                    closest_airport_dist = airport_dist
+        closest_airport_dict['distance_mi'] = closest_airport_dist
+        # Convert indent key to icao key as its labeled icao in other places not ident
+        closest_airport_dict['icao'] = closest_airport_dict.pop('gps_code')
+        closest_airport_dict = add_airport_region(closest_airport_dict)
+    return closest_airport_dict
+
+
 def get_airport_by_icao(icao):
-	with open('./dependencies/airports.csv', 'r', encoding='utf-8') as airport_csv:
-		airport_csv_reader = csv.DictReader(filter(lambda row: row[0]!='#', airport_csv))
-		for airport in airport_csv_reader:
-			if airport['gps_code'] == icao:
-				matching_airport = airport
-				#Convert indent key to icao key as its labeled icao in other places not ident
-				matching_airport['icao'] = matching_airport.pop('gps_code')
-				break
-		matching_airport = add_airport_region(matching_airport)
-		return matching_airport
\ No newline at end of file
+    with open('./dependencies/airports.csv', 'r', encoding='utf-8') as airport_csv:
+        airport_csv_reader = csv.DictReader(filter(lambda row: row[0] != '#', airport_csv))
+        for airport in airport_csv_reader:
+            if airport['gps_code'] == icao:
+                matching_airport = airport
+                # Convert indent key to icao key as its labeled icao in other places not ident
+                matching_airport['icao'] = matching_airport.pop('gps_code')
+                break
+        matching_airport = add_airport_region(matching_airport)
+        return matching_airport