Added running status check.

Samo Penic

2016-03-15 34600bfcd7791fdc09ad7a03f5c2aa37b59dc42c

Added running status check.

 python/trisurf/trisurf.py

@@ -9,6 +9,7 @@
from itertools import islice
import mmap
import shlex
import psutil
'''
This is a trisurf instance manager written in python

@@ -181,13 +182,25 @@
        self.tape.setTape(tapetxt.text)

    def getStatus(self):
        self.Dir=Directory(maindir=self.maindir,simdir=self.subdir)
        self.Dir.makeifnotexist()
#        self.Dir.goto()
        try:
            fp = open(os.path.join(self.Dir.fullpath(),'.lock'))
        except IOError as e:
            return 0 #file probably does not exist. e==2??
        pid=fp.readline();
        fp.close();
        if(psutil.pid_exists(int(pid))):
            return 1
        else:
        return 0

    def start(self):
        if(self.getStatus()==0):
            self.Dir=Directory(maindir=self.maindir,simdir=self.subdir)
            self.Dir.makeifnotexist()
            self.Dir.goto()
#            self.Dir.goto()
            print("Starting trisurf-ng executable at "+self.Dir.fullpath()+"\n")
        else:
            print("Process already running. Not starting\n")
@@ -212,7 +225,7 @@
        return

    def getStatistics(self, statfile="statistics.csv"):
        self.statistics=Statistics("", statfile) # we are already in the running directory, so local path is needed!
        self.statistics=Statistics(self.Dir.fullpath(), statfile)
        return

    def __str__(self):