fix has_table, move age and minutes to trainset

chatter/chat.py

@@ -402,7 +402,13 @@ class Chatter(Cog):
             )
 
     @commands.is_owner()
-    @chatter.command(name="minutes")
+    @chatter.group(name="trainset")
+    async def chatter_trainset(self, ctx: commands.Context):
+        """Commands for configuring training"""
+        pass
+
+    @commands.is_owner()
+    @chatter_trainset.command(name="minutes")
     async def minutes(self, ctx: commands.Context, minutes: int):
         """
         Sets the number of minutes the bot will consider a break in a conversation during training
@@ -418,7 +424,7 @@ class Chatter(Cog):
         await ctx.tick()
 
     @commands.is_owner()
-    @chatter.command(name="age")
+    @chatter_trainset.command(name="age")
     async def age(self, ctx: commands.Context, days: int):
         """
         Sets the number of days to look back

chatter/storage_adapters.py

@@ -5,7 +5,7 @@ class MyDumbSQLStorageAdapter(SQLStorageAdapter):
     def __init__(self, **kwargs):
         super(SQLStorageAdapter, self).__init__(**kwargs)
 
-        from sqlalchemy import create_engine
+        from sqlalchemy import create_engine, inspect
         from sqlalchemy.orm import sessionmaker
 
         self.database_uri = kwargs.get("database_uri", False)
@@ -31,7 +31,7 @@ class MyDumbSQLStorageAdapter(SQLStorageAdapter):
                 dbapi_connection.execute("PRAGMA journal_mode=WAL")
                 dbapi_connection.execute("PRAGMA synchronous=NORMAL")
 
-        if not self.engine.dialect.has_table(self.engine, "Statement"):
+        if not inspect(self.engine).has_table('Statement'):
             self.create_database()
 
         self.Session = sessionmaker(bind=self.engine, expire_on_commit=True)