added package structure

bstrd/clock.py

@@ -0,0 +1,52 @@
+#!/usr/bin/env python3
+
+from time import time
+
+
+class Clock(object):
+    """
+    Simple timing clock
+
+    prec sets precision of returned time deltas
+
+    tick() returns time delta since last tick
+    tock() returns time delta since the start of the clock
+    """
+
+    def __init__(self, prec=2):
+        self.prec = prec
+        self.start = self.last = time()
+
+    def tick(self):
+        """Time delta since last tick"""
+        now = time()
+        delta = now - self.last
+        self.last = now
+        return self._fmt_delta(delta)
+
+    def tock(self):
+        """Time delta since the start of the clock"""
+        now = time()
+        delta = now - self.start
+        return self._fmt_delta(delta)
+
+    def _fmt_delta(self, delta):
+        """Format time deltas using the precision given to the constructor"""
+        if self.prec is not None:
+            delta = round(delta, self.prec)
+        return delta
+
+
+
+
+
+if __name__ == "__main__":
+    from time import sleep
+
+    c = Clock()
+    for i in range(5):
+        sleep(float(i) / 10)
+        print(i, c.tick(), c.tock())
+
+
+