diff --git a/examples/pool_map.py b/examples/pool_map.py
index f9b9a27..8be0597 100644
--- a/examples/pool_map.py
+++ b/examples/pool_map.py
@@ -22,7 +22,7 @@ def func(x):
 # Create list of parameters
 a = list()
 for i in range(10):
-    a.append((i,2.34))
+    a.append([i,2.34])
 
 # mp.Pool example:
 p_mp = mp.Pool()
diff --git a/jobmanager/decorators.py b/jobmanager/decorators.py
index b475bcb..075f43b 100644
--- a/jobmanager/decorators.py
+++ b/jobmanager/decorators.py
@@ -9,6 +9,7 @@ import multiprocessing as mp
 import random
 import multiprocessing.pool as _mpool
 import time
+from types import ModuleType
 import warnings
 
 from . import clients
@@ -53,7 +54,10 @@ class _Pool_Client(JobManager_Client):
 
     def func(self, args, *_):
         """simply return the current argument"""
-        return self._func(args)
+        if not isinstance(args, list):
+            # convert tuple to list
+            args = list(args)
+        return self._func(*args)
     
 
 class Pool(_mpool.Pool):
@@ -81,7 +85,7 @@ class Pool(_mpool.Pool):
         return self.map_async(*args, **kwargs)
 
     def map(self, *args, **kwargs):
-        return self.map_async(*args, **kwargs)
+        return self.map_async(*args, **kwargs).get()
     
     def map_async(self, func, iterable, chunksize=None, callback=None):
         '''
@@ -90,7 +94,7 @@ class Pool(_mpool.Pool):
         
         '''
         assert self._state == _mpool.RUN
-        if not hasattr(iterable, '__len__'):
+        if not isinstance(iterable, list):
             iterable = list(iterable)
         
         if chunksize is not None:
@@ -111,7 +115,7 @@ class Pool(_mpool.Pool):
         p_server.join()
         
         # call q.get() to obtain the results    
-        return q.get()
+        return q
         
     @staticmethod
     def _run_jm_client(func, authkey):
@@ -452,3 +456,13 @@ def decorate_module_ProgressBar(module, decorator=ProgressBar, **kwargs):
                         print("Jobmanager wrapped {}.{}".format(
                                                   module.__name__, key))
 
+        elif vdict[key] == mp.Pool:
+            # replace mp.Pool
+            setattr(module, vdict[key], Pool)
+        elif isinstance(vdict[key], ModuleType):
+            # replace mp.Pool in submodules
+            subdict = vdict[key].__dict__
+            for skey in list(subdict.keys()):
+                if subdict[skey] == mp.pool.Pool:
+                    setattr(vdict[key], subdict[skey], Pool)
+                
\ No newline at end of file