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- .\" Automatically generated by Pandoc 1.19.2
- .\"
- .TH "TQDM" "1" "2015\-2021" "tqdm User Manuals" ""
- .hy
- .SH NAME
- .PP
- tqdm \- fast, extensible progress bar for Python and CLI
- .SH SYNOPSIS
- .PP
- tqdm [\f[I]options\f[]]
- .SH DESCRIPTION
- .PP
- See <https://github.com/tqdm/tqdm>.
- Can be used as a pipe:
- .IP
- .nf
- \f[C]
- $\ #\ count\ lines\ of\ code
- $\ cat\ *.py\ |\ tqdm\ |\ wc\ \-l
- 327it\ [00:00,\ 981773.38it/s]
- 327
- $\ #\ find\ all\ files
- $\ find\ .\ \-name\ "*.py"\ |\ tqdm\ |\ wc\ \-l
- 432it\ [00:00,\ 833842.30it/s]
- 432
- #\ ...\ and\ more\ info
- $\ find\ .\ \-name\ \[aq]*.py\[aq]\ \-exec\ wc\ \-l\ \\{}\ \\;\ \\
- \ \ |\ tqdm\ \-\-total\ 432\ \-\-unit\ files\ \-\-desc\ counting\ \\
- \ \ |\ awk\ \[aq]{\ sum\ +=\ $1\ };\ END\ {\ print\ sum\ }\[aq]
- counting:\ 100%|█████████|\ 432/432\ [00:00<00:00,\ 794361.83files/s]
- 131998
- \f[]
- .fi
- .SH OPTIONS
- .TP
- .B \-h, \-\-help
- Print this help and exit.
- .RS
- .RE
- .TP
- .B \-v, \-\-version
- Print version and exit.
- .RS
- .RE
- .TP
- .B \-\-desc=\f[I]desc\f[]
- str, optional.
- Prefix for the progressbar.
- .RS
- .RE
- .TP
- .B \-\-total=\f[I]total\f[]
- int or float, optional.
- The number of expected iterations.
- If unspecified, len(iterable) is used if possible.
- If float("inf") or as a last resort, only basic progress statistics are
- displayed (no ETA, no progressbar).
- If \f[C]gui\f[] is True and this parameter needs subsequent updating,
- specify an initial arbitrary large positive number, e.g.
- 9e9.
- .RS
- .RE
- .TP
- .B \-\-leave
- bool, optional.
- If [default: True], keeps all traces of the progressbar upon termination
- of iteration.
- If \f[C]None\f[], will leave only if \f[C]position\f[] is \f[C]0\f[].
- .RS
- .RE
- .TP
- .B \-\-ncols=\f[I]ncols\f[]
- int, optional.
- The width of the entire output message.
- If specified, dynamically resizes the progressbar to stay within this
- bound.
- If unspecified, attempts to use environment width.
- The fallback is a meter width of 10 and no limit for the counter and
- statistics.
- If 0, will not print any meter (only stats).
- .RS
- .RE
- .TP
- .B \-\-mininterval=\f[I]mininterval\f[]
- float, optional.
- Minimum progress display update interval [default: 0.1] seconds.
- .RS
- .RE
- .TP
- .B \-\-maxinterval=\f[I]maxinterval\f[]
- float, optional.
- Maximum progress display update interval [default: 10] seconds.
- Automatically adjusts \f[C]miniters\f[] to correspond to
- \f[C]mininterval\f[] after long display update lag.
- Only works if \f[C]dynamic_miniters\f[] or monitor thread is enabled.
- .RS
- .RE
- .TP
- .B \-\-miniters=\f[I]miniters\f[]
- int or float, optional.
- Minimum progress display update interval, in iterations.
- If 0 and \f[C]dynamic_miniters\f[], will automatically adjust to equal
- \f[C]mininterval\f[] (more CPU efficient, good for tight loops).
- If > 0, will skip display of specified number of iterations.
- Tweak this and \f[C]mininterval\f[] to get very efficient loops.
- If your progress is erratic with both fast and slow iterations (network,
- skipping items, etc) you should set miniters=1.
- .RS
- .RE
- .TP
- .B \-\-ascii=\f[I]ascii\f[]
- bool or str, optional.
- If unspecified or False, use unicode (smooth blocks) to fill the meter.
- The fallback is to use ASCII characters " 123456789#".
- .RS
- .RE
- .TP
- .B \-\-disable
- bool, optional.
- Whether to disable the entire progressbar wrapper [default: False].
- If set to None, disable on non\-TTY.
- .RS
- .RE
- .TP
- .B \-\-unit=\f[I]unit\f[]
- str, optional.
- String that will be used to define the unit of each iteration [default:
- it].
- .RS
- .RE
- .TP
- .B \-\-unit\-scale=\f[I]unit_scale\f[]
- bool or int or float, optional.
- If 1 or True, the number of iterations will be reduced/scaled
- automatically and a metric prefix following the International System of
- Units standard will be added (kilo, mega, etc.) [default: False].
- If any other non\-zero number, will scale \f[C]total\f[] and \f[C]n\f[].
- .RS
- .RE
- .TP
- .B \-\-dynamic\-ncols
- bool, optional.
- If set, constantly alters \f[C]ncols\f[] and \f[C]nrows\f[] to the
- environment (allowing for window resizes) [default: False].
- .RS
- .RE
- .TP
- .B \-\-smoothing=\f[I]smoothing\f[]
- float, optional.
- Exponential moving average smoothing factor for speed estimates (ignored
- in GUI mode).
- Ranges from 0 (average speed) to 1 (current/instantaneous speed)
- [default: 0.3].
- .RS
- .RE
- .TP
- .B \-\-bar\-format=\f[I]bar_format\f[]
- str, optional.
- Specify a custom bar string formatting.
- May impact performance.
- [default: \[aq]{l_bar}{bar}{r_bar}\[aq]], where l_bar=\[aq]{desc}:
- {percentage:3.0f}%|\[aq] and r_bar=\[aq]| {n_fmt}/{total_fmt}
- [{elapsed}<{remaining}, \[aq] \[aq]{rate_fmt}{postfix}]\[aq] Possible
- vars: l_bar, bar, r_bar, n, n_fmt, total, total_fmt, percentage,
- elapsed, elapsed_s, ncols, nrows, desc, unit, rate, rate_fmt,
- rate_noinv, rate_noinv_fmt, rate_inv, rate_inv_fmt, postfix,
- unit_divisor, remaining, remaining_s, eta.
- Note that a trailing ": " is automatically removed after {desc} if the
- latter is empty.
- .RS
- .RE
- .TP
- .B \-\-initial=\f[I]initial\f[]
- int or float, optional.
- The initial counter value.
- Useful when restarting a progress bar [default: 0].
- If using float, consider specifying \f[C]{n:.3f}\f[] or similar in
- \f[C]bar_format\f[], or specifying \f[C]unit_scale\f[].
- .RS
- .RE
- .TP
- .B \-\-position=\f[I]position\f[]
- int, optional.
- Specify the line offset to print this bar (starting from 0) Automatic if
- unspecified.
- Useful to manage multiple bars at once (eg, from threads).
- .RS
- .RE
- .TP
- .B \-\-postfix=\f[I]postfix\f[]
- dict or *, optional.
- Specify additional stats to display at the end of the bar.
- Calls \f[C]set_postfix(**postfix)\f[] if possible (dict).
- .RS
- .RE
- .TP
- .B \-\-unit\-divisor=\f[I]unit_divisor\f[]
- float, optional.
- [default: 1000], ignored unless \f[C]unit_scale\f[] is True.
- .RS
- .RE
- .TP
- .B \-\-write\-bytes
- bool, optional.
- If (default: None) and \f[C]file\f[] is unspecified, bytes will be
- written in Python 2.
- If \f[C]True\f[] will also write bytes.
- In all other cases will default to unicode.
- .RS
- .RE
- .TP
- .B \-\-lock\-args=\f[I]lock_args\f[]
- tuple, optional.
- Passed to \f[C]refresh\f[] for intermediate output (initialisation,
- iterating, and updating).
- .RS
- .RE
- .TP
- .B \-\-nrows=\f[I]nrows\f[]
- int, optional.
- The screen height.
- If specified, hides nested bars outside this bound.
- If unspecified, attempts to use environment height.
- The fallback is 20.
- .RS
- .RE
- .TP
- .B \-\-colour=\f[I]colour\f[]
- str, optional.
- Bar colour (e.g.
- \[aq]green\[aq], \[aq]#00ff00\[aq]).
- .RS
- .RE
- .TP
- .B \-\-delay=\f[I]delay\f[]
- float, optional.
- Don\[aq]t display until [default: 0] seconds have elapsed.
- .RS
- .RE
- .TP
- .B \-\-delim=\f[I]delim\f[]
- chr, optional.
- Delimiting character [default: \[aq]\\n\[aq]].
- Use \[aq]\\0\[aq] for null.
- N.B.: on Windows systems, Python converts \[aq]\\n\[aq] to
- \[aq]\\r\\n\[aq].
- .RS
- .RE
- .TP
- .B \-\-buf\-size=\f[I]buf_size\f[]
- int, optional.
- String buffer size in bytes [default: 256] used when \f[C]delim\f[] is
- specified.
- .RS
- .RE
- .TP
- .B \-\-bytes
- bool, optional.
- If true, will count bytes, ignore \f[C]delim\f[], and default
- \f[C]unit_scale\f[] to True, \f[C]unit_divisor\f[] to 1024, and
- \f[C]unit\f[] to \[aq]B\[aq].
- .RS
- .RE
- .TP
- .B \-\-tee
- bool, optional.
- If true, passes \f[C]stdin\f[] to both \f[C]stderr\f[] and
- \f[C]stdout\f[].
- .RS
- .RE
- .TP
- .B \-\-update
- bool, optional.
- If true, will treat input as newly elapsed iterations, i.e.
- numbers to pass to \f[C]update()\f[].
- Note that this is slow (~2e5 it/s) since every input must be decoded as
- a number.
- .RS
- .RE
- .TP
- .B \-\-update\-to
- bool, optional.
- If true, will treat input as total elapsed iterations, i.e.
- numbers to assign to \f[C]self.n\f[].
- Note that this is slow (~2e5 it/s) since every input must be decoded as
- a number.
- .RS
- .RE
- .TP
- .B \-\-null
- bool, optional.
- If true, will discard input (no stdout).
- .RS
- .RE
- .TP
- .B \-\-manpath=\f[I]manpath\f[]
- str, optional.
- Directory in which to install tqdm man pages.
- .RS
- .RE
- .TP
- .B \-\-comppath=\f[I]comppath\f[]
- str, optional.
- Directory in which to place tqdm completion.
- .RS
- .RE
- .TP
- .B \-\-log=\f[I]log\f[]
- str, optional.
- CRITICAL|FATAL|ERROR|WARN(ING)|[default: \[aq]INFO\[aq]]|DEBUG|NOTSET.
- .RS
- .RE
- .SH AUTHORS
- tqdm developers <https://github.com/tqdm>.
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