Temporary work around #307 (works only if timeout>0.2s)

Author: dhoomakethu

pymodbus/client/sync.py

@@ -508,10 +508,10 @@ def _wait_for_data(self):
             condition = partial(lambda dummy1, dummy2: True, dummy2=None)
         start = time.time()
         while condition(start):
+            time.sleep(0.2)
             size = self._in_waiting()
             if size:
                 break
-            time.sleep(0.01)
         return size
 
     def _recv(self, size):

pymodbus/version.py

@@ -41,7 +41,7 @@ def __str__(self):
         return '[%s, version %s]' % (self.package, self.short())
 
 
-version = Version('pymodbus', 1, 5, 2)
+version = Version('pymodbus', 1, 5, 2, 'post0')
 
 
 version.__name__ = 'pymodbus'  # fix epydoc error