Added stat command to find last measurement/forecast times

src/lmwsip/__init__.py

@@ -12,7 +12,7 @@ from datetime import datetime, timedelta
 from dateutil import tz
 
 """ Version info changed by git hook """
-__version__ = '0.9.7'
+__version__ = '0.9.8'
 
 class LmwSip:
     """Class to connect to the LMW Standard Interface prototcol (sip)
@@ -904,6 +904,26 @@ Returns a single string value or None
         #
         return(value)
 
+    def stat(self, process, location, parameter):
+        """Get the last measurement or the start en end of forecasts.
+
+Parameters:
+    process:      <WN|VW|AS>
+    location:     <lmw location (e.g. HOEK)>
+    parameter:    <lmw parameter (e.g. H10)>
+The default returns the last value.
+
+Example:
+    lmw.stat("WN", "HOEK", "H10")
+ 
+Returns a single string value or None
+"""
+        stat="%s %s,%s,%s,STAT\r"  % (process, self.meetnet, location, parameter)
+        d = self.sendrecv(stat)
+        if d[0] != '!':
+            raise LmwCmdWarn(stat, d)
+        return (d[2:-1])
+
     def _lmwdelta_(self, window):
         h = 24*window.days + window.seconds // 3600
         m = (window.seconds % 3600)//60

tests/main.py

@@ -85,6 +85,14 @@ class lmwsipTest(unittest.TestCase):
         self.login()
         self.assertEqual(type(self.sip.value("WN", "DUMMY", "H10")), str)
 
+    def test_stat_wn(self):
+        self.login()
+        self.assertEqual(type(self.sip.stat("WN", "DUMMY", "H10")), str)
+
+    def test_stat_vw(self):
+        self.login()
+        self.assertEqual(type(self.sip.stat("VW", "DUMMY", "H10V")), str)
+
     def test_value1min(self):
         self.login()
         self.assertEqual(type(self.sip.value("WN", "DUMMY", "H1")), str)

tests/stubSipServer.py

@@ -13,6 +13,12 @@ Implements the following commands:
   CMD> TI LMW
   ANS< ! 20-JAN-01 00:00:00
 
+  CMD> WN LMW,DUMMY,H10,STAT
+  ANS< ! 20-JAN-01 00:00
+
+  CMD> VW LMW,DUMMY,H10V,STAT
+  ANS< ! 20-JAN-01 00:00;20-JAN-01 01:00
+
   CMD> WN LMW,DUMMY,H10,+HH:MM,yyyy-mm-dd,HH:MM,DATA
   ANS< ! 1/10,;2/10;....
 
@@ -48,7 +54,7 @@ logoutcount=0
 
 class sipProtocol(socketserver.BaseRequestHandler):
     def match(self, m):
-        return(self.data.find(m.encode()) == 0)
+        return(self.data.find(m.encode()) != -1)
         
     def send(self, a):
         a = "%s\r" % a
@@ -86,12 +92,19 @@ class sipProtocol(socketserver.BaseRequestHandler):
         global logoutcount
         self.read()
         while self.data:
-            if self.match("LI USER,PASS"):
+            if self.match("CLOSE"):
+                self.request.close()
+            elif self.match("LI USER,PASS"):
                 self.send("!")
             elif self.match("TI LMW"):
                 self.send("! 20-JAN-01 00:00:00")
             elif self.match("WN LMW,DUMMY,H10,"):
+                if self.match("STAT"):
+                    self.send("! 20-JAN-01 00:00")
+                else:
                     self.meting(10)
+            elif self.match("VW LMW,DUMMY,H10V,STAT"):
+                self.send("! 20-JAN-01 00:00;20-JAN-01 01:00")
             elif self.match("WN LMW,DUMMY,H1,"):
                 self.meting(1)
             elif self.match("LOGOUTCOUNT"):
@@ -99,8 +112,6 @@ class sipProtocol(socketserver.BaseRequestHandler):
             elif self.match("LO"):
                 logoutcount+=1
                 self.send("!")
-            elif self.match("CLOSE"):
-                self.request.close()
             else:
                 self.send("? ERROR")
             self.read()