SimpleProgress.py

import time

class SimpleProgress:
    def __init__(self, total):
        self.total = total
    
    def start_progress(self):
        self.start_time = time.time()
        
    def update(self, x):
        if x>0:
            elapsed = time.time()-self.start_time
            percDone = x*100.0/self.total
            estimatedTimeInSec=(elapsed*1.0/x)*self.total
            return "%s %s percent\n%s Processed\nElapsed time: %s\nEstimated time: %s\n--------" % (self.bar(percDone), round(percDone, 2), x, self.form(elapsed), self.form(estimatedTimeInSec))
        return ""
    
    def expiring(self):
        elapsed = time.time()-self.start_time
        return elapsed/(60.0**2) > 71.
    
    def form(self, t):
        hour = int(t/(60.0*60.0))
        minute = int(t/60.0 - hour*60)
        sec = int(t-minute*60-hour*3600)
        return "%s Hours, %s Minutes, %s Seconds" % (hour, minute, sec)
        
    def bar(self, perc):
        done = int(round(30*(perc/100.0)))
        left = 30-done
        return "[%s%s]" % ('|'*done, ':'*left)