WIP: added new script

cpx400dp/cpx400dp_log.py

@@ -25,9 +25,9 @@ class CPX400DPLog(object):
         self.ext='.csv'
         self.psu=CPX400DP()
 
-    def create_directory(self, dirname):
-        if not os.path.exists(dirname):
-            os.makedirs(dirname)
+    def create_directory(self):
+        if not os.path.exists(self.dirname):
+            os.makedirs(self.dirname)
 
     def get_file_name(self, filename, number=0):
         found = False
@@ -38,24 +38,27 @@ class CPX400DPLog(object):
                 number=number+1
         return self.dirname+'/'+filename+'_'+str(number)+self.ext
 
-    def get_data(self):
-        self.create_directory(self.dirname)
+    def get_data(self, interval=1.0):
+        self.create_directory()
         log_file_name=self.get_file_name(filename='psu_logging',number=0)
-        log_file=open(log_file_name, 'w')
+        log_file=open(log_file_name, 'w+')
         log_file.write("TIME,V1,I1,V2,I2\n")
         while True:
             V1, V2, I1, I2 = self.psu.get_parameters()
-            log_file.write("{},{},{},{},{},\n".format(time.time(),V1,I1,V2,I2))
-            time.sleep(1.0)
+            log_file.write("{},{},{},{},{}\n".format(time.strftime("%Y-%m-%d %H:%M:%S",time.localtime(time.time())),V1,I1,V2,I2))
+            log_file.close()
+            time.sleep(interval)
+            log_file=open(log_file_name, 'a+')
 
 def main():
     parser = argparse.ArgumentParser(description='CPX400DP logging', formatter_class=argparse.ArgumentDefaultsHelpFormatter)
-    parser.add_argument('--dir',   "-d",   type=str,   default='test', help="Directory to storage results")
+    parser.add_argument('--dir',   "-d",   type=str,     default='log_cpx400dp', help="Directory to storage results")
+    parser.add_argument('--time',  "-t",   type=float,   default=1.0           , help="Logging interval in seconds")
     args = parser.parse_args()
 
     test = CPX400DPLog(dirname=args.dir)
     try:
-        test.get_data()
+        test.get_data(interval=args.time)
     except KeyboardInterrupt:
         test.psu.close()