feat: Warn if people try to run d.py alongside interactions (#1440)

* feat:  Warn if people try to run d.py alongside interactions

* refactor: Move d.py check to __init__.py

Author: silasary

interactions/__init__.py

@@ -1,3 +1,4 @@
+import sys
 from .client import (
     __api_version__,
     __py_version__,
@@ -680,6 +681,10 @@
     "WebSocketOPCode",
 )
 
+if "discord" in sys.modules:
+    get_logger().error(
+        "`import discord` import detected.  Interactions.py is a completely separate library, and is not compatible with d.py models.  Please see https://interactions-py.github.io/interactions.py/Guides/100%20Migration%20From%20D.py/ for how to fix your code."
+    )
 
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 # Noteworthy Credits