$ seq 9999999 | tqdm --bytes | wc -l 75.2MB [00:00, 217MB/s] 9999999 $ 7z a -bd -r backup.7z docs/ | grep Compressing | \ tqdm --total $(find docs/ -type f | wc -l) --unit files >> backup.log 100%|███████████████████████████████▉| 8014/8014 [01:37<00:00, 82.29files/s]

September 12, 2024 - Let’s take a look at the visual differences in outputs in another example. The following code creates three progress bars: one with default settings, one in which the element order and color are changed, and one that is set to disappear after completion. The outputs are visible in the GIF below. from tqdm import tqdm import time # Progress bar 1: Default settings for i in tqdm(range(300)): time.sleep(0.01) # Progress bar 2: Customized bar format and color for i in tqdm(range(300), bar_format='[{elapsed}<{remaining}] {n_fmt}/{total_fmt} | {l_bar}{bar} {rate_fmt}{postfix}', colour='yellow'): time.sleep(0.01) # Progress bar 3: Customized bar format and color, leave=False for i in tqdm(range(300), bar_format='[{elapsed}<{remaining}] {n_fmt}/{total_fmt} | {l_bar}{bar} {rate_fmt}{postfix}', colour='red', leave=False): time.sleep(0.01)

Simply inserting tqdm (or python ... stderr. The example below demonstrate counting the number of lines in all Python files in the current directory, with timing information included....

November 12, 2024 - Using tqdm is very simple, you just need to add your code between tqdm() after importing the library in your code. You need to make sure that the code you put in between the tqdm() function must be iterable or it would not work at all. Let us see the following example that would help you understand better: Example:

December 26, 2025 - Import the tqdm library and the time module. Decide how many steps your task will have and store this number in a variable (for example, total_iterations = 100).

Print a message via tqdm (without overlap with bars).

September 25, 2021 - Suppose that you have a for loop which iterates 20 times and performs an operation each time (here I have taken time.sleep(0.1)as a dummy operation). Without printing there no way to know the real-time progress of the loop, estimated time etc. With tqdm we can do that with a single line bar. Here is the example:

March 31, 2025 - For tasks without natural iterables, use tqdm as a context manager. The update() method increments the bar manually. This example simulates a task split into 10 chunks, updating by 10% each time.

June 14, 2022 - tqdm vs tqdm_notebook on Nested Loops10. tqdm - Comparision with other progress bars (ProgressBar, ProgressBar2 or Python ProgressBar, AliveProgress)11. Acknowledgements12.

The library has also been used in several textbooks [@miller;@boxel;@nandy] and peer-reviewed scientific publications [@stein;@cook;@madhikar;@palmer;@knight;@moriwaki;@jackson]. The tqdm wiki also lists other references in public media.

:zap: A Fast, Extensible Progress Bar for Python and CLI - tqdm/tqdm

A small number of improvements gets you pretty close. For example, you can calculate the square root of two: guess = 1 target = 2 for i in tqdm.trange(10): guess = improve_guess(guess, target)

$ find . -name '*.py' -type f -exec cat \{} \; \ | tqdm --unit loc --unit_scale --total 857366 >> /dev/null 100%|█████████████████████████████████| 857K/857K [00:04<00:00, 246Kloc/s]

July 27, 2026 - tqdm can track download progress by integrating with urllib through a custom callback hook or by subclassing tqdm to handle block-based updates examples/tqdm_wget.py66-87

September 12, 2023 - Progress bars are an indispensable tool for long-running processes, providing a visual cue to the user about the completion status. tqdm, which stands for the Arabic word "taqaddum" (meaning progress), is one of Python's most loved packages for this purpose.

Simply inserting tqdm (or python ... stderr. The example below demonstrate counting the number of lines in all Python files in the current directory, with timing information included....

April 18, 2025 - A common use case for tqdm is tracking progress of file operations. Here's a pattern for tracking the extraction progress of archive files: This pattern is demonstrated in the 7zx.py example, which tracks the extraction of multiple 7z archive files:

February 15, 2025 - The most common use of tqdm is to wrap a loop to display a progress bar. Here’s a simple example:

April 18, 2025 - For controlling the progress bar outside the loop, you can instantiate tqdm first: ... This usage is particularly useful for tracking progress of operations like file transfers, backups, or data processing in shell scripts. ... For manual positioning control (e.g., with multi-processing), you can specify the position parameter: Sources: DEMO.ipynb451-469 examples/simple_examples.py19-23

December 11, 2019 - Python Progress Bars with Tqdm by Example Learn how to leverage progress bars within your Juypter notebooks and Python applications Progress bars set expectations, give an impression of activity and …