diff --git a/testsou/ccpymat.dir/concore.py b/testsou/ccpymat.dir/concore.py
index eab7e448..3cbd8de3 100644
--- a/testsou/ccpymat.dir/concore.py
+++ b/testsou/ccpymat.dir/concore.py
@@ -13,11 +13,11 @@
 
 try:
     iport = literal_eval(open("concore.iport").read())
-except:
+except Exception:
     iport = dict()
 try:
     oport = literal_eval(open("concore.oport").read())
-except:
+except Exception:
     oport = dict()
 
 
@@ -44,7 +44,7 @@ def read(port, name, initstr):
     try:
         infile = open(inpath+str(port)+"/"+name);
         ins = infile.read()
-    except:
+    except (OSError, IOError):
         ins = initstr
     while len(ins)==0:
         time.sleep(delay)
@@ -68,7 +68,7 @@ def write(port, name, val, delta=0):
                 outfile.write(str([simtime+delta]+val))
             else:
                 outfile.write(val)
-    except:
+    except (OSError, IOError):
         print("skipping"+outpath+str(port)+"/"+name);
 
 def initval(simtime_val):
diff --git a/testsou/concore.py b/testsou/concore.py
index eab7e448..3cbd8de3 100644
--- a/testsou/concore.py
+++ b/testsou/concore.py
@@ -13,11 +13,11 @@
 
 try:
     iport = literal_eval(open("concore.iport").read())
-except:
+except Exception:
     iport = dict()
 try:
     oport = literal_eval(open("concore.oport").read())
-except:
+except Exception:
     oport = dict()
 
 
@@ -44,7 +44,7 @@ def read(port, name, initstr):
     try:
         infile = open(inpath+str(port)+"/"+name);
         ins = infile.read()
-    except:
+    except (OSError, IOError):
         ins = initstr
     while len(ins)==0:
         time.sleep(delay)
@@ -68,7 +68,7 @@ def write(port, name, val, delta=0):
                 outfile.write(str([simtime+delta]+val))
             else:
                 outfile.write(val)
-    except:
+    except (OSError, IOError):
         print("skipping"+outpath+str(port)+"/"+name);
 
 def initval(simtime_val):
diff --git a/tools/cwrap.py b/tools/cwrap.py
index d1fda305..912423e7 100644
--- a/tools/cwrap.py
+++ b/tools/cwrap.py
@@ -12,51 +12,51 @@
 
 try:
     apikey=open(concore.inpath+'1/concore.apikey',newline=None).readline().rstrip()
-except:
+except (OSError, IOError):
     try: 
         #perhaps this should be removed for security
         apikey=open('./concore.apikey',newline=None).readline().rstrip()
-    except:
+    except (OSError, IOError):
         apikey = ''
 
 try:
     yuyu=open(concore.inpath+'1/concore.yuyu',newline=None).readline().rstrip()
-except:
+except (OSError, IOError):
     try: 
         yuyu=open('./concore.yuyu',newline=None).readline().rstrip()
-    except:
+    except (OSError, IOError):
         yuyu = 'yuyu'
 
 try:
     name1=open(concore.inpath+'1/concore.name1',newline=None).readline().rstrip()
-except:
+except (OSError, IOError):
     try:
         name1=open('./concore.name1',newline=None).readline().rstrip()
-    except:
+    except (OSError, IOError):
         name1 = 'u'
 
 try:
     name2=open(concore.inpath+'1/concore.name2',newline=None).readline().rstrip()
-except:
+except (OSError, IOError):
     try:
         name2=open('./concore.name2',newline=None).readline().rstrip()
-    except:
+    except (OSError, IOError):
         name2 = 'ym'
 
 try:
     init_simtime_u = open(concore.inpath+'1/concore.init1',newline=None).readline().rstrip()
-except:
+except (OSError, IOError):
     try:
         init_simtime_u = open('./concore.init1',newline=None).readline().rstrip()
-    except:
+    except (OSError, IOError):
         init_simtime_u = "[0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0]"
 
 try:
     init_simtime_ym = open(concore.inpath+'1/concore.init2',newline=None).readline().rstrip()
-except:
+except (OSError, IOError):
     try:
         init_simtime_ym = open('./concore.init2',newline=None).readline().rstrip()
-    except:
+    except (OSError, IOError):
         init_simtime_ym = "[0.0, 0.0, 0.0]"
 
 logging.debug(f"API Key: {apikey}")
@@ -92,7 +92,7 @@
     if len(r.text)!=0:
         try:
             t=literal_eval(r.text)[0]
-        except:
+        except Exception:
             logging.error(f"bad eval {r.text}")
     timeout_count = 0
     t1 = time.perf_counter()
@@ -104,7 +104,7 @@
         f = {'file1': open(concore.inpath+'1/'+name1, 'rb')}
         try:
             r = requests.post('http://www.controlcore.org/pm/'+yuyu+apikey+'&fetch='+name2, files=f,timeout=timeout_max)
-        except:
+        except Exception:
             logging.error("CW: bad request")
         timeout_count += 1
         if r.status_code!=200 or time.perf_counter()-t1 > 1.1*timeout_max: #timeout_count>100:
@@ -113,7 +113,7 @@
         if len(r.text)!=0:
             try:
                 t=literal_eval(r.text)[0]
-            except:
+            except Exception:
                 logging.error(f"bad eval {r.text}")
     oldt = t
     oldym = r.text