ffi: add event_builder.py example

bindings/nostr-ffi/bindings-python/examples/event_builder.py

@@ -0,0 +1,30 @@
+from nostr_protocol import Keys, PublicKey, EventBuilder, Event, Tag
+
+keys = Keys.generate()
+
+# Build a text note
+event = EventBuilder.new_text_note("New note from Rust Nostr python bindings", []).to_event(keys)
+print(event.as_json())
+
+# Build a DM
+receiver_pk = PublicKey.from_bech32("npub14f8usejl26twx0dhuxjh9cas7keav9vr0v8nvtwtrjqx3vycc76qqh9nsy")
+event = EventBuilder.new_encrypted_direct_msg(keys, receiver_pk, "New note from Rust Nostr python bindings", None).to_event(keys)
+print(event.as_json())
+
+# Build a custom event
+kind = 1234
+content = "My custom content"
+tags = []
+builder = EventBuilder(kind, content, tags)
+
+# Normal
+event = builder.to_event(keys)
+print(f"Event: {event.as_json()}")
+
+# POW
+event = builder.to_pow_event(keys, 20)
+print(f"POW event: {event.as_json()}")
+
+# Unsigned
+event = builder.to_unsigned_event(keys.public_key())
+print(f"Event: {event.as_json()}")