moved rest api instantiation into separate file

restapi.py

@@ -1,47 +1,15 @@
 from threading import Thread
-import json
 
 import cherrypy as cp
 
-from utils.df_utils import DateFrameHolder
+from tableapi import TableAPI
-from utils.st_utils import rerun
-
-
-@cp.expose
-class TableAPI:
-
-    def __init__(self):
-        self.dfh = DateFrameHolder()
-        self.sid = None
-        self.changed = True
-
-    @property
-    def data(self):
-        self.changed = False
-        return self.dfh.df
-
-    @data.setter
-    def data(self, df):
-        self.dfh.df = df
-
-    @cp.tools.json_in()
-    def PATCH(self, **kwargs):
-        kwargs = kwargs or cp.request.json
-        self.dfh.append(kwargs)
-        self.changed = True
-        rerun(self.sid)
-        return str(self.dfh.df)
-
-    def GET(self):
-        return str(self.dfh.df)
-
 
 
 # creating instances here allows to use TableAPI etc. as singletons
 
 print(">>> start TableAPI")
 
-api = TableAPI()
+restapi = TableAPI()
 
 conf = {
     "/": {
@@ -52,7 +20,7 @@ conf = {
     }
 }
 
-args = (api, "/", conf)
+args = (restapi, "/", conf)
 
 thread = Thread(target=cp.quickstart, args=args, daemon=True)
 thread.start()

stand.py

@@ -3,17 +3,17 @@ from st_aggrid import AgGrid
 
 import hacks
 
-from restapi import api
+from restapi import restapi
 from utils.st_utils import get_session_id, rerun
 
 
 st.set_page_config(layout="wide")
 
 
-api.sid = get_session_id() # rest api needs current session ID to trigger the next rerun
+restapi.sid = get_session_id() # rest api needs current session ID to trigger the next rerun
 
-changed = api.changed
+changed = restapi.changed
-df = api.data
+df = restapi.data
 
 
 
@@ -38,7 +38,7 @@ response = AgGrid(
 
 new_df = response.get("data")#, df)
 if not new_df.equals(df) and not changed:
-    api.data = new_df
+    restapi.data = new_df
 #    print("old:")
 #    print(df)
 #    print("new:")

tableapi.py

@@ -0,0 +1,36 @@
+import cherrypy as cp
+
+from utils.df_utils import DateFrameHolder
+from utils.st_utils import rerun
+
+
+@cp.expose
+class TableAPI:
+
+    def __init__(self):
+        self.dfh = DateFrameHolder()
+        self.sid = None
+        self.changed = True
+
+    @property
+    def data(self):
+        self.changed = False
+        return self.dfh.df
+
+    @data.setter
+    def data(self, df):
+        self.dfh.df = df
+
+    @cp.tools.json_in()
+    def PATCH(self, **kwargs):
+        kwargs = kwargs or cp.request.json
+        self.dfh.append(kwargs)
+        self.changed = True
+        rerun(self.sid)
+        return str(self.dfh.df)
+
+    def GET(self):
+        return str(self.dfh.df)
+
+
+