--- pysearpc/client.py.orig	2018-08-21 03:42:02.000000000 +0200
+++ pysearpc/client.py	2018-10-03 18:10:31.097876808 +0200
@@ -1,5 +1,5 @@
 import json
-from common import SearpcError
+from .common import SearpcError
 
 def _fret_int(ret_str):
     try:
@@ -7,10 +7,10 @@
     except:
         raise SearpcError('Invalid response format')
 
-    if dicts.has_key('err_code'):
+    if 'err_code' in dicts:
         raise SearpcError(dicts['err_msg'])
 
-    if dicts.has_key('ret'):
+    if 'ret' in dicts:
         return dicts['ret']
     else:
         raise SearpcError('Invalid response format')
@@ -21,10 +21,10 @@
     except:
         raise SearpcError('Invalid response format')
 
-    if dicts.has_key('err_code'):
+    if 'err_code' in dicts:
         raise SearpcError(dicts['err_msg'])
 
-    if dicts.has_key('ret'):
+    if 'ret' in dicts:
         return dicts['ret']
     else:
         raise SearpcError('Invalid response format')
@@ -61,7 +61,7 @@
     except:
         raise SearpcError('Invalid response format')
 
-    if dicts.has_key('err_code'):
+    if 'err_code' in dicts:
         raise SearpcError(dicts['err_msg'])
 
     if dicts['ret']:
@@ -75,7 +75,7 @@
     except:
         raise SearpcError('Invalid response format')
 
-    if dicts.has_key('err_code'):
+    if 'err_code' in dicts:
         raise SearpcError(dicts['err_msg'])
 
     l = []
--- pysearpc/server.py.orig	2018-08-21 03:42:02.000000000 +0200
+++ pysearpc/server.py	2018-10-03 18:10:31.097876808 +0200
@@ -1,6 +1,6 @@
 import json
 
-from common import SearpcError
+from .common import SearpcError
 
 class SearpcService(object):
     def __init__(self, name):
@@ -25,7 +25,7 @@
         """input str -> output str"""
         try:
             argv = json.loads(fcallstr)
-        except Exception, e:
+        except Exception as e:
             raise SearpcError('bad call str: ' + str(e))
 
         service = self.services[svcname]
@@ -41,7 +41,7 @@
     def call_function(self, svcname, fcallstr):
         try:
             retVal = self._call_function(svcname, fcallstr)
-        except Exception, e:
+        except Exception as e:
             ret = {'err_code': 555, 'err_msg': str(e)}
         else:
             ret = {'ret': retVal}