to argparse

poc/py/stream_to_state.py

@@ -1,22 +1,34 @@
-from sys import stdin, stdout
 import signal
 from os import getpid, kill
 import time
+import argparse
 
-def main(stream):
+def main():
-   bucket = None
+   args = get_args()
-   N = 3
+   with_(
-   R = 2
+      N=args.n,
-   T = 2
+      R=args.r,
-   triggered = CBAppend("/tmp/cbappend.triggered.txt")
+      T=args.t,
-   triggered = CBAppend("/tmp/cbappend.both.txt")
+      p=args.p,
-   released = CBAppend("/tmp/cbappend.both.txt")
+   )
+
+def get_args():
+   ap = argparse.ArgumentParser()
+   ap.add_argument("-n", type=int, help="queue capacity", default=3)
+   ap.add_argument("-r", type=int, help="drain rate per second", default=2)
+   ap.add_argument("-t", type=int, help="threshold for state", default=2)
+   ap.add_argument("-p", type=str, help="path to write out to", default="/tmp/cbappend.both.txt")
+   return ap.parse_args()
+
+def with_(N, R, T, p):
+   triggered = CBAppend(p)
+   released = CBAppend(p)
    cb = CBFork(triggered, released)
+
    bucket = Bucket(N, R, T, cb.cb())
 
    while readline():
-      print("bucket.push():", bucket.push())
+      bucket.push()
-      stdout.flush()
 
 def readline():
    try:
@@ -116,4 +128,4 @@ class CBFork():
       return cb
 
 if __name__ == "__main__":
-   main(stdin)
+   main()

poc/py/test.sh

@@ -10,4 +10,4 @@
          fi
       done
    done
-) | python3 ./main.py
+) | python3 ./stream_to_state.py