Python progress bar display-tqmd module

installation

Anaconda is automatically integrated.
If the import does not exist, directly pip

pip install tqdm

parameter

#Parameter introduction iterable=None,
desc=None, pass in the str type as the title of the progress bar (similar to the description)
total=None, the expected number of iterations
leave=True,
file=None,
ncols=None, the progress bar can be customized The total length of
mininterval=0.1, the minimum update interval
maxinterval=10.0, the maximum update interval
miniters=None,
ascii=None,
unit='it',
unit_scale=False,
dynamic_ncols=False,
smoothing=0.3,
bar_format=None,
initial= 0,
position=None,
postfix passes in the detailed information in the form of a dictionary such as speed=10,

Example

• Example 1

  from tqdm import tqdm
  for i in tqdm(range(10000)):
      """一些操作"""
      pass
  

• Example 1 renderings
  

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• Example 2

  dict = {
        
        "a":123,"b":456}
  for i in tqdm(range(10),total=10,desc = "WSX",ncols = 100,postfix = dict,mininterval = 0.3):
      pass
  

• Example 2 renderings
  

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• Example 3

  from tqdm import trange
  from random import random, randint
  from time import sleep
  with trange(100) as t:
      for i in t:
          # Description will be displayed on the left
          t.set_description('下载速度 %i' % i)
          # Postfix will be displayed on the right,
          # formatted automatically based on argument's datatype
          t.set_postfix(loss=random(), gen=randint(1,999), str='详细信息',
                       lst=[1, 2])
          sleep(0.1)
  

• Example 3 renderings