Update docs

docs/plugins/example.py

@@ -0,0 +1,36 @@
+import BEAMP  # Import server object
+
+beam = BEAMP("TestPlugin")  # Init plugin with name "TestPlugin"
+log = beam.log  # Use logger from server
+
+
+def on_load():
+    # When plugin initialization Server uses plugin.load() to load plugin.
+    # def load(): is really needed
+    log.info(beam.name)
+
+
+# Events handlers
+
+def on_started():
+    # Simple event handler
+    log.info("Server starting...")
+
+
+# Simple event register
+beam.register_event("on_started", on_started)
+
+
+def any_func(data=None):
+    # Custom event handler
+    log.info(f"Data from any_func: {data}")
+
+
+# Create custom event
+beam.register_event("my_event", any_func)
+
+# Call custom event
+beam.call_event("my_event")
+beam.call_event("my_event", "Some data")
+# This will be an error since any_func accepts only one argument at the input
+beam.call_event("my_event", "Some data", "Some data1")