"""
Textual progressbar
"""
# by Olivier R.
# License: MPL 2
import time
class ProgressBar:
"Textual progressbar"
def __init__ (self, nMin=0, nMax=100, nWidth=78):
"initiate with minimum nMin to maximum nMax"
self.nMin = nMin
self.nMax = nMax
self.nSpan = nMax - nMin
self.nWidth = nWidth-9
self.nAdvance = -1
self.nCurVal = nMin
self.startTime = time.time()
self._update()
def _update (self):
fDone = (self.nCurVal - self.nMin) / self.nSpan
nAdvance = int(fDone * self.nWidth)
if nAdvance > self.nAdvance:
self.nAdvance = nAdvance
print("\r[ {}{} {}% ] ".format('>'*nAdvance, ' '*(self.nWidth-nAdvance), round(fDone*100)), end="")
def increment (self, n=1):
"increment value by n (1 by default)"
self.nCurVal += n
self._update()
def done (self):
"to call when it’s finished"
print("\r[ task done in {:.1f} s ] ".format(time.time() - self.startTime))