Initial commit

circularlog.py

@@ -0,0 +1,51 @@
+import collections
+import time
+import logging
+
+circular = collections.deque(maxlen=80)
+lastrider = None
+
+def strtm(t=None):
+    if t is None:
+        t = time.time()
+    tm = time.localtime(t)
+    return time.strftime("%H:%M:%S",tm)[0:7] + ("%5.3f" % (t % 10))
+    
+class Rider(object):
+    def __init__(self, name):
+        self.name = name
+        self.lastprompt = None
+        self.cnt = 0
+        self.lastline = None
+        self.lasttime = 0
+
+    def putlast(self):
+        global lastrider, circular
+        if self.lasttime != 0:
+            circular.append("...")
+            circular.append("%s %s %s %s" % (strtm(self.lasttime), self.name, self.lastprompt, self.lastline))
+        self.cnt = 0
+        self.lasttime = 0
+        
+    def put(self, prompt, line):
+        global lastrider, circular
+        now = time.time()
+        if prompt != self.lastprompt or lastrider != self:
+            if lastrider:
+                lastrider.putlast()
+            self.lastprompt = prompt
+            lastrider = self
+        else:
+            if self.cnt >= 4:
+                self.lastline = line
+                self.lasttime = now
+                return
+            self.cnt += 1
+        circular.append("%s %s %s %s" % (strtm(now), self.name, prompt, line))
+    
+def log():
+    if lastrider:
+        lastrider.putlast()
+    for line in circular:
+        logging.info("%s", line)
+    circular.clear()