diff --git a/bin/addons/base/ir/workflow/instance_print.py b/bin/addons/base/ir/workflow/instance_print.py
deleted file mode 100644
index aff6e7f22d1..00000000000
--- a/bin/addons/base/ir/workflow/instance_print.py
+++ /dev/null
@@ -1,88 +0,0 @@
-import psycopg
-import pydot
-
-wkf_id = 231
-
-db = psycopg.connect('dbname=terp', serialize=0)
-cr=db.cursor()
-
-def graph_get(cr, graph, wkf_id, nested=True, workitem={}):
-	cr.execute('select * from wkf_activity where wkf_id=%d', (wkf_id,))
-	nodes = cr.dictfetchall()
-	activities = {}
-	actfrom = {}
-	actto = {}
-	for n in nodes:
-		activities[n['id']] = n
-		if n['subflow_id'] and nested:
-			cr.execute('select * from wkf where id=%d', (n['subflow_id'],))
-			wkfinfo = cr.dictfetchone()
-			graph2 = pydot.Cluster('subflow'+str(n['subflow_id']), fontsize=10, label = "Subflow: "+n['name']+'\\nOSV: '+wkfinfo['osv'])
-			(s1,s2) = graph_get(cr, graph2, n['subflow_id'], nested,workitem)
-			graph.add_subgraph(graph2)
-			actfrom[n['id']] = s2
-			actto[n['id']] = s1
-		else:
-			args = {}
-			if n['flow_start'] or n['flow_stop']:
-				args['style']='filled'
-				args['color']='lightgrey'
-			args['label']=n['name']
-			if n['action']:
-				args['label']+='\\n'+n['action']
-			if n['subflow_id']:
-				args['shape'] = 'box'
-			if n['id'] in workitem:
-				args['label']+='\\nx '+str(workitem[n['id']])
-				args['color'] = "red"
-			graph.add_node(pydot.Node(n['id'], **args))
-			actfrom[n['id']] = n['id']
-			actto[n['id']] = n['id']
-	cr.execute('select * from wkf_transition where act_from in ('+','.join(map(lambda x: str(x['id']),nodes))+')')
-	transitions = cr.dictfetchall()
-	for t in transitions:
-		args = {}
-		args['label'] = str(t['condition'])
-		if t['signal']:
-			args['label'] += '\\n'+str(t['signal'])
-			args['style'] = 'bold'
-
-		if activities[t['act_from']]['split_mode']=='AND':
-			args['arrowtail']='box'
-		elif str(activities[t['act_from']]['split_mode'])=='OR ':
-			args['arrowtail']='inv'
-
-		if activities[t['act_to']]['join_mode']=='AND':
-			args['arrowhead']='crow'
-
-		graph.add_edge(pydot.Edge(actfrom[t['act_from']],actto[t['act_to']], fontsize=8, **args))
-	nodes = cr.dictfetchall()
-	cr.execute('select id from wkf_activity where flow_start=True limit 1')
-	start = cr.fetchone()[0]
-	cr.execute('select id from wkf_activity where flow_stop=True limit 1')
-	stop = cr.fetchone()[0]
-	return (start,stop)
-
-def graph_instance_get(cr, graph, inst_id, nested=False):
-	workitems = {}
-	cr.execute('select * from wkf_instance where id=%d', (inst_id,))
-	inst = cr.dictfetchone()
-
-	def workitem_get(instance):
-		cr.execute('select act_id,count(*) from wkf_workitem where inst_id=%d group by act_id', (instance,))
-		workitems = dict(cr.fetchall())
-
-		cr.execute('select subflow_id from wkf_workitem where inst_id=%d', (instance,))
-		for (subflow_id,) in cr.fetchall():
-			workitems.update(workitem_get(subflow_id))
-		return workitems
-
-	graph_get(cr, graph, inst['wkf_id'], nested, workitem_get(inst_id))
-
-
-cr.execute('select * from wkf where id=%d', (wkf_id,))
-wkfinfo = cr.dictfetchone()
-graph = pydot.Dot(fontsize = 16, label = "\\n\\nWorkflow: %s\\n OSV: %s"% (wkfinfo['name'],wkfinfo['osv']))
-graph_instance_get(cr, graph, 1155, True)
-graph.write_ps('/tmp/a.ps', prog='dot')
-
diff --git a/bin/addons/base/ir/workflow/workflow_print.py b/bin/addons/base/ir/workflow/workflow_print.py
deleted file mode 100644
index ba525cc63a8..00000000000
--- a/bin/addons/base/ir/workflow/workflow_print.py
+++ /dev/null
@@ -1,68 +0,0 @@
-import psycopg
-import pydot
-
-wkf_id = 193
-
-db = psycopg.connect('dbname=terp', serialize=0)
-cr=db.cursor()
-
-def graph_get(cr, graph, wkf_id, nested=True):
-	cr.execute('select * from wkf_activity where wkf_id=%d', (wkf_id,))
-	nodes = cr.dictfetchall()
-	activities = {}
-	actfrom = {}
-	actto = {}
-	for n in nodes:
-		activities[n['id']] = n
-		if n['subflow_id'] and nested:
-			cr.execute('select * from wkf where id=%d', (n['subflow_id'],))
-			wkfinfo = cr.dictfetchone()
-			graph2 = pydot.Cluster('subflow'+str(n['subflow_id']), fontsize=10, label = "Subflow: "+n['name']+'\\nOSV: '+wkfinfo['osv'])
-			(s1,s2) = graph_get(cr, graph2, n['subflow_id'], nested)
-			graph.add_subgraph(graph2)
-			actfrom[n['id']] = s2
-			actto[n['id']] = s1
-		else:
-			args = {}
-			if n['flow_start'] or n['flow_stop']:
-				args['style']='filled'
-				args['color']='lightgrey'
-			args['label']=n['name']
-			if n['action']:
-				args['label']+='\\n'+n['action']
-			if n['subflow_id']:
-				args['shape'] = 'box'
-			graph.add_node(pydot.Node(n['id'], **args))
-			actfrom[n['id']] = n['id']
-			actto[n['id']] = n['id']
-	cr.execute('select * from wkf_transition where act_from in ('+','.join(map(lambda x: str(x['id']),nodes))+')')
-	transitions = cr.dictfetchall()
-	for t in transitions:
-		args = {}
-		args['label'] = str(t['condition'])
-		if t['signal']:
-			args['label'] += '\\n'+str(t['signal'])
-			args['style'] = 'bold'
-
-		if activities[t['act_from']]['split_mode']=='AND':
-			args['arrowtail']='box'
-		elif str(activities[t['act_from']]['split_mode'])=='OR ':
-			args['arrowtail']='inv'
-
-		if activities[t['act_to']]['join_mode']=='AND':
-			args['arrowhead']='crow'
-
-		graph.add_edge(pydot.Edge(actfrom[t['act_from']],actto[t['act_to']], fontsize=8, **args))
-	nodes = cr.dictfetchall()
-	cr.execute('select id from wkf_activity where flow_start=True limit 1')
-	start = cr.fetchone()[0]
-	cr.execute('select id from wkf_activity where flow_stop=True limit 1')
-	stop = cr.fetchone()[0]
-	return (start,stop)
-
-cr.execute('select * from wkf where id=%d', (wkf_id,))
-wkfinfo = cr.dictfetchone()
-graph = pydot.Dot(fontsize = 16, label = "\\n\\nWorkflow: %s\\n OSV: %s"% (wkfinfo['name'],wkfinfo['osv']))
-graph_get(cr, graph, wkf_id, True)
-graph.write_ps('/tmp/a.ps', prog='dot')
-