add guards for directly-executed modules (#37)

Co-authored-by: eli fessler <eliwf8@gmail.com>

iksm.py

@@ -2,8 +2,8 @@
 # https://github.com/frozenpandaman/s3s
 # License: GPLv3
 
-import requests, json, re, sys
-import os, base64, hashlib
+import base64, hashlib, json, os, re, sys
+import requests
 from bs4 import BeautifulSoup
 
 session = requests.Session()
@@ -379,3 +379,8 @@ def enter_tokens():
 			new_bullettoken = input("Invalid token - length should be 124 characters. Try again.\nEnter your bulletToken: ")
 
 	return new_gtoken, new_bullettoken
+
+
+if __name__ == "__main__":
+	print("This program cannot be run alone. See https://github.com/frozenpandaman/s3s")
+	sys.exit(0)

utils.py

@@ -2,7 +2,8 @@
 # https://github.com/frozenpandaman/s3s
 # License: GPLv3
 
-import base64, datetime, json, re, requests, uuid
+import base64, datetime, json, re, sys, uuid
+import requests
 from bs4 import BeautifulSoup
 
 SPLATNET3_URL = "https://api.lp1.av5ja.srv.nintendo.net"
@@ -103,3 +104,8 @@ def custom_key_exists(key, config_data, value=True):
 	if key not in ["ignore_private", "app_user_agent", "force_uploads"]:
 		print("(!) Checking unexpected custom key")
 	return True if key in config_data and config_data[key].lower() == str(value).lower() else False
+
+
+if __name__ == "__main__":
+	print("This program cannot be run alone. See https://github.com/frozenpandaman/s3s")
+	sys.exit(0)