max_pain: add piker logging, tweak var names, notes and todos

examples/max_pain.py

@@ -2,22 +2,29 @@
 from decimal import (
     Decimal,
 )
+from pathlib import Path
+
 import numpy as np
-import polars as pl
+# import polars as pl
 import trio
 import tractor
 from datetime import datetime
-from pprint import pformat
+# from pprint import pformat
 from piker.brokers.deribit.api import (
     get_client,
     maybe_open_oi_feed,
 )
 from piker.storage import open_storage_client, StorageClient
+from piker.log import get_logger
 import sys
 import pyqtgraph as pg
 from PyQt6 import QtCore
 from pyqtgraph import ScatterPlotItem, InfiniteLine
 from PyQt6.QtWidgets import QApplication
+from cryptofeed.symbols import Symbol
+
+
+log = get_logger(__name__)
 # XXX, use 2 newlines between top level LOC (even between these
 # imports and the next function line ;)
 
@@ -192,10 +199,13 @@ async def max_pain_daemon(
                 ),
             ], dtype=dtype)
 
-            path = await client.write_oi(
+            path: Path = await client.write_oi(
                 col_sym_key,
                 data,
             )
+            # TODO, use std logging like this throughout for status
+            # emissions on console!
+            log.info(f'Wrote OI history to {path}')
 
     def get_max_pain(
         oi_by_strikes: dict[str, dict[str, Decimal]]
@@ -258,7 +268,7 @@ async def max_pain_daemon(
                     # hardcoded to something, sorry.)
                     timestamp = msg[1]['timestamp']
                     max_pain = get_max_pain(oi_by_strikes)
-                    intrinsic_values = get_total_intrinsic_values(oi_by_strikes)
+                    # intrinsic_values = get_total_intrinsic_values(oi_by_strikes)
 
                     # graph here
                     plot_graph(oi_by_strikes, plot)
@@ -298,14 +308,27 @@ async def max_pain_daemon(
 
 async def main():
 
-    async with tractor.open_nursery() as n:
+    async with tractor.open_nursery(
+        debug_mode=True,
+        loglevel='info',
+    ) as an:
+        from tractor import log
+        log.get_console_log(level='info')
 
-        p: tractor.Portal = await n.start_actor(
+        ptl: tractor.Portal = await an.start_actor(
             'max_pain_daemon',
             enable_modules=[__name__],
             infect_asyncio=True,
+            # ^TODO, we can actually run this in the root-actor now
+            # if needed as per 2nd "section" in,
+            # https://pikers.dev/goodboy/tractor/pulls/2
+            #
+            # NOTE, will first require us porting to modern
+            # `tractor:main` though ofc!
+
         )
-        await p.run(max_pain_daemon)
+        await ptl.run(max_pain_daemon)
+
 
 if __name__ == '__main__':
     trio.run(main)