refine example doc and address https://github.com/deltachat/deltachat-core-rust/pull/1307#pullrequestreview-380876587

python/examples/echo_and_quit.py

@@ -1,11 +1,11 @@
 
 # content of echo_and_quit.py
 
-import deltachat
+from deltachat import account_hookimpl, run_cmdline
 
 
 class EchoPlugin:
-    @deltachat.hookspec.account_hookimpl
+    @account_hookimpl
     def process_incoming_message(self, message):
         print("process_incoming message", message)
         if message.text.strip() == "/quit":
@@ -17,13 +17,13 @@ class EchoPlugin:
             text = message.text
             message.chat.send_text("echoing from {}:\n{}".format(addr, text))
 
-    @deltachat.hookspec.account_hookimpl
+    @account_hookimpl
     def process_message_delivered(self, message):
         print("process_message_delivered", message)
 
 
 def main(argv=None):
-    deltachat.run_cmdline(argv=argv, account_plugins=[EchoPlugin()])
+    run_cmdline(argv=argv, account_plugins=[EchoPlugin()])
 
 
 if __name__ == "__main__":

python/examples/group_tracking.py

@@ -1,34 +1,39 @@
 
 # content of group_tracking.py
 
-import deltachat
+from deltachat import account_hookimpl, run_cmdline
 
 
 class GroupTrackingPlugin:
-    @deltachat.hookspec.account_hookimpl
+    @account_hookimpl
     def process_incoming_message(self, message):
-        print("*** process_incoming_message addr={} msg={!r}".format(
-              message.get_sender_contact().addr, message.text))
-        for member in message.chat.get_contacts():
-            print("chat member: {}".format(member.addr))
+        print("process_incoming message", message)
+        if message.text.strip() == "/quit":
+            message.account.shutdown()
+        else:
+            # unconditionally accept the chat
+            message.accept_sender_contact()
+            addr = message.get_sender_contact().addr
+            text = message.text
+            message.chat.send_text("echoing from {}:\n{}".format(addr, text))
 
-    @deltachat.hookspec.account_hookimpl
+    @account_hookimpl
     def configure_completed(self, success):
         print("*** configure_completed:", success)
 
-    @deltachat.hookspec.account_hookimpl
+    @account_hookimpl
     def member_added(self, chat, contact):
         print("*** member_added", contact.addr, "from", chat)
         for member in chat.get_contacts():
             print("chat member: {}".format(member.addr))
 
-    @deltachat.hookspec.account_hookimpl
+    @account_hookimpl
     def member_removed(self, chat, contact):
         print("*** member_removed", contact.addr, "from", chat)
 
 
 def main(argv=None):
-    deltachat.run_cmdline(argv=argv, account_plugins=[GroupTrackingPlugin()])
+    run_cmdline(argv=argv, account_plugins=[GroupTrackingPlugin()])
 
 
 if __name__ == "__main__":

python/examples/test_examples.py

@@ -57,6 +57,9 @@ def test_group_tracking_plugin(acfactory, lp):
     contact3 = ac1.create_contact(ac2.get_config("addr"))
     ch.add_contact(contact3)
 
+    reply = ac1._evtracker.wait_next_incoming_message()
+    assert "hello" in reply.text
+
     lp.sec("now looking at what the bot received")
     botproc.fnmatch_lines("""
         *member_added {}*