Switch to snake_case

sherlock/__init__.py

@@ -6,7 +6,7 @@ networks.
 """
 
 # This variable is only used to check for ImportErrors induced by users running as script rather than as module or package
-importErrTestVar = None
+import_error_test_var = None
 
 __shortname__   = "Sherlock"
 __longname__    = "Sherlock: Find Usernames Across Social Networks"

sherlock/sherlock.py

@@ -10,7 +10,7 @@ networks.
 import sys
 
 try:
-    from sherlock.__init__ import importErrTestVar # noqa: F401
+    from sherlock.__init__ import import_error_test_var # noqa: F401
 except ImportError:
     print("Did you run Sherlock with `python3 sherlock/sherlock.py ...`?")
     print("This is an outdated method. Please see https://sherlockproject.xyz/installation for up to date instructions.")