changed to asyncio

plot_channels.py

@@ -4,6 +4,7 @@ from typing import Tuple, Optional
 from itertools import cycle, islice
 import re
 import time
+import asyncio
 
 from collections import deque
 import click
@@ -228,7 +229,7 @@ def plot(channels, start_time=0, in_subplots=False, marker="hd"):
     plt.show()
 
 
-def runner(
+async def runner(
     channels: dict, acquire_interval=0.1, plot_interval=1, in_subplots=False, abort=False, relative_time=True
 ):
     """
@@ -266,7 +267,7 @@ def runner(
 
         sleep_time = max(0, acquire_interval - elapsed_collect)
 
-        time.sleep(sleep_time)  # should be faster than 100 Hz for BS data
+        await asyncio.sleep(sleep_time)  # should be faster than 100 Hz for BS data
 
 
 @click.command()
@@ -284,8 +285,9 @@ def main(
 ):
     """ Plot channels from BS (beam synchronous) or PV (EPICS) sources. """
     channels = {channel: ChannelData(channel, save_file_prefix=save_prefix) for channel in channel_names}
-    runner(channels, acquire_interval=float(acquire_interval), plot_interval=plot_interval, in_subplots=in_subplots)
+    asyncio.run(runner(channels, acquire_interval=float(acquire_interval), plot_interval=plot_interval, in_subplots=in_subplots))
 
 
+    
 if __name__ == "__main__":
     main()