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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 16:35:31 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 16:35:31 +0000 |
commit | 4f1a3b5f9ad05aa7b08715d48909a2b06ee2fcb1 (patch) | |
tree | e5dee7be2f0d963da4faad6517278d03783e3adc /examples/progress-bar/unknown-length.py | |
parent | Initial commit. (diff) | |
download | prompt-toolkit-upstream.tar.xz prompt-toolkit-upstream.zip |
Adding upstream version 3.0.43.upstream/3.0.43upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'examples/progress-bar/unknown-length.py')
-rwxr-xr-x | examples/progress-bar/unknown-length.py | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/examples/progress-bar/unknown-length.py b/examples/progress-bar/unknown-length.py new file mode 100755 index 0000000..e39ac39 --- /dev/null +++ b/examples/progress-bar/unknown-length.py @@ -0,0 +1,26 @@ +#!/usr/bin/env python +""" +A very simple progress bar which keep track of the progress as we consume an +iterator. +""" +import time + +from prompt_toolkit.shortcuts import ProgressBar + + +def data(): + """ + A generator that produces items. len() doesn't work here, so the progress + bar can't estimate the time it will take. + """ + yield from range(1000) + + +def main(): + with ProgressBar() as pb: + for i in pb(data()): + time.sleep(0.1) + + +if __name__ == "__main__": + main() |