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#!/usr/bin/python
from
__future__
import
annotations
import
contextlib
import
functools
import
os
import
random
import
sys
import
time
import
typing
import
progressbar
examples
:
list
[
typing
.
Callable
[[
typing
.
Any
],
typing
.
Any
]]
=
[]
def
example
(
fn
):
"""Wrap the examples so they generate readable output"""
@
functools
.
wraps
(
fn
)
def
wrapped
(
*
args
,
**
kwargs
):
try
:
sys
.
stdout
.
write
(
f'Running:
{
fn
.
__name__
}
\n
'
)
fn
(
*
args
,
**
kwargs
)
sys
.
stdout
.
write
(
'
\n
'
)
except
KeyboardInterrupt
:
sys
.
stdout
.
write
(
'
\n
Skipping example.
\n
\n
'
)
# Sleep a bit to make killing the script easier
time
.
sleep
(
0.2
)
examples
.
append
(
wrapped
)
return
wrapped
@
example
def
fast_example
()
->
None
:
"""Updates bar really quickly to cause flickering"""
with
progressbar
.
ProgressBar
(
widgets
=
[
progressbar
.
Bar
()])
as
bar
:
for
i
in
range
(
100
):
bar
.
update
(
int
(
i
/
10
),
force
=
True
)
@
example
def
shortcut_example
()
->
None
:
for
_
in
progressbar
.
progressbar
(
range
(
10
)):
time
.
sleep
(
0.1
)
@
example
def
prefixed_shortcut_example
()
->
None
:
for
_
in
progressbar
.
progressbar
(
range
(
10
),
prefix
=
'Hi: '
):
time
.
sleep
(
0.1
)
@
example
def
parallel_bars_multibar_example
()
->
None
:
if
os
.
name
==
'nt'
:
print
(
'Skipping multibar example on Windows due to threading '
'incompatibilities with the example code.'
)
return
BARS
=
5
N
=
50
def
do_something
(
bar
):
for
_
in
bar
(
range
(
N
)):
# Sleep up to 0.1 seconds
time
.
sleep
(
random
.
random
()
*
0.1
)
with
progressbar
.
MultiBar
()
as
multibar
:
bar_labels
=
[]
for
i
in
range
(
BARS
):
# Get a progressbar
bar_label
=
'Bar #%d'
%
i
bar_labels
.
append
(
bar_label
)
multibar
[
bar_label
]
for
_
in
range
(
N
*
BARS
):
time
.
sleep
(
0.005
)
bar_i
=
random
.
randrange
(
0
,
BARS
)
bar_label
=
bar_labels
[
bar_i
]
# Increment one of the progress bars at random
multibar
[
bar_label
].
increment
()
@
example
def
multiple_bars_line_offset_example
()
->
None
:
BARS
=
5
N
=
100
bars
=
[
progressbar
.
ProgressBar
(
max_value
=
N
,
# We add 1 to the line offset to account for the `print_fd`
line_offset
=
i
+
1
,
max_error
=
False
,
)
for
i
in
range
(
BARS
)
]
# Create a file descriptor for regular printing as well
print_fd
=
progressbar
.
LineOffsetStreamWrapper
(
lines
=
0
,
stream
=
sys
.
stdout
)
assert
print_fd
# The progress bar updates, normally you would do something useful here
for
_
in
range
(
N
*
BARS
):
time
.
sleep
(
0.005
)
# Increment one of the progress bars at random
bars
[
random
.
randrange
(
0
,
BARS
)].
increment
()
# Cleanup the bars
for
bar
in
bars
:
bar
.
finish
()
# Add a newline to make sure the next print starts on a new line
print
()
@
example
def
templated_shortcut_example
()
->
None
:
for
_
in
progressbar
.
progressbar
(
range
(
10
),
suffix
=
'{seconds_elapsed:.1}'
):
time
.
sleep
(
0.1
)
@
example
def
job_status_example
()
->
None
:
with
progressbar
.
ProgressBar
(
redirect_stdout
=
True
,
widgets
=
[
progressbar
.
widgets
.
JobStatusBar
(
'status'
)],
)
as
bar
:
for
_
in
range
(
30
):
print
(
'random'
,
random
.
random
())
# Roughly 1/3 probability for each status ;)
# Yes... probability is confusing at times
if
random
.
random
()
>
0.66
:
bar
.
increment
(
status
=
True
)
elif
random
.
random
()
>
0.5
:
bar
.
increment
(
status
=
False
)
else
:
bar
.
increment
(
status
=
None
)
time
.
sleep
(
0.1
)
@
example
def
with_example_stdout_redirection
()
->
None
:
with
progressbar
.
ProgressBar
(
max_value
=
10
,
redirect_stdout
=
True
)
as
p
:
for
i
in
range
(
10
):
if
i
%
3
==
0
:
print
(
'Some print statement %i'
%
i
)
# do something
p
.
update
(
i
)
time
.
sleep
(
0.1
)
@
example
def
basic_widget_example
()
->
None
:
widgets
=
[
progressbar
.
Percentage
(),
progressbar
.
Bar
()]
bar
=
progressbar
.
ProgressBar
(
widgets
=
widgets
,
max_value
=
10
).
start
()
for
i
in
range
(
10
):
# do something
time
.
sleep
(
0.1
)
bar
.
update
(
i
+
1
)
bar
.
finish
()
@
example
def
color_bar_example
()
->
None
:
widgets
=
[
'
\x1b
[33mColorful example
\x1b
[39m'
,
progressbar
.
Percentage
(),
progressbar
.
Bar
(
marker
=
'
\x1b
[32m#
\x1b
[39m'
),
]
bar
=
progressbar
.
ProgressBar
(
widgets
=
widgets
,
max_value
=
10
).
start
()
for
i
in
range
(
10
):
# do something
time
.
sleep
(
0.1
)
bar
.
update
(
i
+
1
)
bar
.
finish
()
@
example
def
color_bar_animated_marker_example
()
->
None
:
widgets
=
[
# Colored animated marker with colored fill:
progressbar
.
Bar
(
marker
=
progressbar
.
AnimatedMarker
(
fill
=
'x'
,
# fill='█',
fill_wrap
=
'
\x1b
[32m{}
\x1b
[39m'
,
marker_wrap
=
'
\x1b
[31m{}
\x1b
[39m'
,
)
),
]
bar
=
progressbar
.
ProgressBar
(
widgets
=
widgets
,
max_value
=
10
).
start
()
for
i
in
range
(
10
):
# do something
time
.
sleep
(
0.1
)
bar
.
update
(
i
+
1
)
bar
.
finish
()
@
example
def
multi_range_bar_example
()
->
None
:
markers
=
[
'
\x1b
[32m█
\x1b
[39m'
,
# Done
'
\x1b
[33m#
\x1b
[39m'
,
# Processing
'
\x1b
[31m.
\x1b
[39m'
,
# Scheduling
' '
,
# Not started
]
widgets
=
[
progressbar
.
MultiRangeBar
(
'amounts'
,
markers
=
markers
)]
amounts
=
[
0
]
*
(
len
(
markers
)
-
1
)
+
[
25
]
with
progressbar
.
ProgressBar
(
widgets
=
widgets
,
max_value
=
10
).
start
()
as
bar
:
while
True
:
incomplete_items
=
[
idx
for
idx
,
amount
in
enumerate
(
amounts
)
for
_
in
range
(
amount
)
if
idx
!=
0
]
if
not
incomplete_items
:
break
which
=
random
.
choice
(
incomplete_items
)
amounts
[
which
]
-=
1
amounts
[
which
-
1
]
+=
1
bar
.
update
(
amounts
=
amounts
,
force
=
True
)
time
.
sleep
(
0.02
)
@
example
def
multi_progress_bar_example
(
left
:
bool
=
True
)
->
None
:
jobs
=
[
# Each job takes between 1 and 10 steps to complete
[
0
,
random
.
randint
(
1
,
10
)]
for
_
in
range
(
25
)
# 25 jobs total
]
widgets
=
[
progressbar
.
Percentage
(),
' '
,
progressbar
.
MultiProgressBar
(
'jobs'
,
fill_left
=
left
),
]
max_value
=
sum
([
total
for
progress
,
total
in
jobs
])
with
progressbar
.
ProgressBar
(
widgets
=
widgets
,
max_value
=
max_value
)
as
bar
:
while
True
:
incomplete_jobs
=
[
idx
for
idx
, (
progress
,
total
)
in
enumerate
(
jobs
)
if
progress
<
total
]
if
not
incomplete_jobs
:
break
which
=
random
.
choice
(
incomplete_jobs
)
jobs
[
which
][
0
]
+=
1
progress
=
sum
([
progress
for
progress
,
total
in
jobs
])
bar
.
update
(
progress
,
jobs
=
jobs
,
force
=
True
)
time
.
sleep
(
0.02
)
@
example
def
granular_progress_example
()
->
None
:
widgets
=
[
progressbar
.
GranularBar
(
markers
=
' ▏▎▍▌▋▊▉█'
,
left
=
''
,
right
=
'|'
),
progressbar
.
GranularBar
(
markers
=
' ▁▂▃▄▅▆▇█'
,
left
=
''
,
right
=
'|'
),
progressbar
.
GranularBar
(
markers
=
' ▖▌▛█'
,
left
=
''
,
right
=
'|'
),
progressbar
.
GranularBar
(
markers
=
' ░▒▓█'
,
left
=
''
,
right
=
'|'
),
progressbar
.
GranularBar
(
markers
=
' ⡀⡄⡆⡇⣇⣧⣷⣿'
,
left
=
''
,
right
=
'|'
),
progressbar
.
GranularBar
(
markers
=
' .oO'
,
left
=
''
,
right
=
''
),
]
for
_
in
progressbar
.
progressbar
(
list
(
range
(
100
)),
widgets
=
widgets
):
time
.
sleep
(
0.03
)
for
_
in
progressbar
.
progressbar
(
iter
(
range
(
100
)),
widgets
=
widgets
):
time
.
sleep
(
0.03
)
@
example
def
percentage_label_bar_example
()
->
None
:
widgets
=
[
progressbar
.
PercentageLabelBar
()]
bar
=
progressbar
.
ProgressBar
(
widgets
=
widgets
,
max_value
=
10
).
start
()
for
i
in
range
(
10
):
# do something
time
.
sleep
(
0.1
)
bar
.
update
(
i
+
1
)
bar
.
finish
()
@
example
def
file_transfer_example
()
->
None
:
widgets
=
[
'Test: '
,
progressbar
.
Percentage
(),
' '
,
progressbar
.
Bar
(
marker
=
progressbar
.
RotatingMarker
()),
' '
,
progressbar
.
ETA
(),
' '
,
progressbar
.
FileTransferSpeed
(),
]
bar
=
progressbar
.
ProgressBar
(
widgets
=
widgets
,
max_value
=
1000
).
start
()
for
i
in
range
(
100
):
# do something
time
.
sleep
(
0.01
)
bar
.
update
(
10
*
i
+
1
)
bar
.
finish
()
@
example
def
custom_file_transfer_example
()
->
None
:
class
CrazyFileTransferSpeed
(
progressbar
.
FileTransferSpeed
):
"""
It's bigger between 45 and 80 percent
"""
def
update
(
self
,
bar
):
if
45
<
bar
.
percentage
()
<
80
:
return
'Bigger Now '
+
progressbar
.
FileTransferSpeed
.
update
(
self
,
bar
)
else
:
return
progressbar
.
FileTransferSpeed
.
update
(
self
,
bar
)
widgets
=
[
CrazyFileTransferSpeed
(),
' <<<'
,
progressbar
.
Bar
(),
'>>> '
,
progressbar
.
Percentage
(),
' '
,
progressbar
.
ETA
(),
]
bar
=
progressbar
.
ProgressBar
(
widgets
=
widgets
,
max_value
=
1000
)
# maybe do something
bar
.
start
()
for
i
in
range
(
200
):
# do something
time
.
sleep
(
0.01
)
bar
.
update
(
5
*
i
+
1
)
bar
.
finish
()
@
example
def
double_bar_example
()
->
None
:
widgets
=
[
progressbar
.
Bar
(
'>'
),
' '
,
progressbar
.
ETA
(),
' '
,
progressbar
.
ReverseBar
(
'<'
),
]
bar
=
progressbar
.
ProgressBar
(
widgets
=
widgets
,
max_value
=
1000
).
start
()
for
i
in
range
(
100
):
# do something
time
.
sleep
(
0.01
)
bar
.
update
(
10
*
i
+
1
)
bar
.
finish
()
@
example
def
basic_file_transfer
()
->
None
:
widgets
=
[
'Test: '
,
progressbar
.
Percentage
(),
' '
,
progressbar
.
Bar
(
marker
=
'0'
,
left
=
'['
,
right
=
']'
),
' '
,
progressbar
.
ETA
(),
' '
,
progressbar
.
FileTransferSpeed
(),
]
bar
=
progressbar
.
ProgressBar
(
widgets
=
widgets
,
max_value
=
500
)
bar
.
start
()
# Go beyond the max_value
for
i
in
range
(
100
,
501
,
50
):
time
.
sleep
(
0.1
)
bar
.
update
(
i
)
bar
.
finish
()
@
example
def
simple_progress
()
->
None
:
bar
=
progressbar
.
ProgressBar
(
widgets
=
[
progressbar
.
SimpleProgress
()],
max_value
=
17
,
).
start
()
for
i
in
range
(
17
):
time
.
sleep
(
0.1
)
bar
.
update
(
i
+
1
)
bar
.
finish
()
@
example
def
basic_progress
()
->
None
:
bar
=
progressbar
.
ProgressBar
().
start
()
for
i
in
range
(
10
):
time
.
sleep
(
0.1
)
bar
.
update
(
i
+
1
)
bar
.
finish
()
@
example
def
progress_with_automatic_max
()
->
None
:
# Progressbar can guess max_value automatically.
bar
=
progressbar
.
ProgressBar
()
for
_
in
bar
(
range
(
8
)):
time
.
sleep
(
0.1
)
@
example
def
progress_with_unavailable_max
()
->
None
:
# Progressbar can't guess max_value.
bar
=
progressbar
.
ProgressBar
(
max_value
=
8
)
for
_
in
bar
(
i
for
i
in
range
(
8
)):
time
.
sleep
(
0.1
)
@
example
def
animated_marker
()
->
None
:
bar
=
progressbar
.
ProgressBar
(
widgets
=
[
'Working: '
,
progressbar
.
AnimatedMarker
()]
)
for
_
in
bar
(
i
for
i
in
range
(
5
)):
time
.
sleep
(
0.1
)
@
example
def
filling_bar_animated_marker
()
->
None
:
bar
=
progressbar
.
ProgressBar
(
widgets
=
[
progressbar
.
Bar
(
marker
=
progressbar
.
AnimatedMarker
(
fill
=
'#'
),
),
]
)
for
_
in
bar
(
range
(
15
)):
time
.
sleep
(
0.1
)
@
example
def
counter_and_timer
()
->
None
:
widgets
=
[
'Processed: '
,
progressbar
.
Counter
(
'Counter: %(value)05d'
),
' lines ('
,
progressbar
.
Timer
(),
')'
,
]
bar
=
progressbar
.
ProgressBar
(
widgets
=
widgets
)
for
_
in
bar
(
i
for
i
in
range
(
15
)):
time
.
sleep
(
0.1
)
@
example
def
format_label
()
->
None
:
widgets
=
[
progressbar
.
FormatLabel
(
'Processed: %(value)d lines (in: %(elapsed)s)'
)
]
bar
=
progressbar
.
ProgressBar
(
widgets
=
widgets
)
for
_
in
bar
(
i
for
i
in
range
(
15
)):
time
.
sleep
(
0.1
)
@
example
def
animated_balloons
()
->
None
:
widgets
=
[
'Balloon: '
,
progressbar
.
AnimatedMarker
(
markers
=
'.oO@* '
)]
bar
=
progressbar
.
ProgressBar
(
widgets
=
widgets
)
for
_
in
bar
(
i
for
i
in
range
(
24
)):
time
.
sleep
(
0.1
)
@
example
def
animated_arrows
()
->
None
:
# You may need python 3.x to see this correctly
try
:
widgets
=
[
'Arrows: '
,
progressbar
.
AnimatedMarker
(
markers
=
'←↖↑↗→↘↓↙'
)]
bar
=
progressbar
.
ProgressBar
(
widgets
=
widgets
)
for
_
in
bar
(
i
for
i
in
range
(
24
)):
time
.
sleep
(
0.1
)
except
UnicodeError
:
sys
.
stdout
.
write
(
'Unicode error: skipping example'
)
@
example
def
animated_filled_arrows
()
->
None
:
# You may need python 3.x to see this correctly
try
:
widgets
=
[
'Arrows: '
,
progressbar
.
AnimatedMarker
(
markers
=
'◢◣◤◥'
)]
bar
=
progressbar
.
ProgressBar
(
widgets
=
widgets
)
for
_
in
bar
(
i
for
i
in
range
(
24
)):
time
.
sleep
(
0.1
)
except
UnicodeError
:
sys
.
stdout
.
write
(
'Unicode error: skipping example'
)
@
example
def
animated_wheels
()
->
None
:
# You may need python 3.x to see this correctly
try
:
widgets
=
[
'Wheels: '
,
progressbar
.
AnimatedMarker
(
markers
=
'◐◓◑◒'
)]
bar
=
progressbar
.
ProgressBar
(
widgets
=
widgets
)
for
_
in
bar
(
i
for
i
in
range
(
24
)):
time
.
sleep
(
0.1
)
except
UnicodeError
:
sys
.
stdout
.
write
(
'Unicode error: skipping example'
)
@
example
def
format_label_bouncer
()
->
None
:
widgets
=
[
progressbar
.
FormatLabel
(
'Bouncer: value %(value)d - '
),
progressbar
.
BouncingBar
(),
]
bar
=
progressbar
.
ProgressBar
(
widgets
=
widgets
)
for
_
in
bar
(
i
for
i
in
range
(
100
)):
time
.
sleep
(
0.01
)
@
example
def
format_label_rotating_bouncer
()
->
None
:
widgets
=
[
progressbar
.
FormatLabel
(
'Animated Bouncer: value %(value)d - '
),
progressbar
.
BouncingBar
(
marker
=
progressbar
.
RotatingMarker
()),
]
bar
=
progressbar
.
ProgressBar
(
widgets
=
widgets
)
for
_
in
bar
(
i
for
i
in
range
(
18
)):
time
.
sleep
(
0.1
)
@
example
def
with_right_justify
()
->
None
:
with
progressbar
.
ProgressBar
(
max_value
=
10
,
term_width
=
20
,
left_justify
=
False
)
as
progress
:
assert
progress
.
term_width
is
not
None
for
i
in
range
(
10
):
progress
.
update
(
i
)
@
example
def
exceeding_maximum
()
->
None
:
with
progressbar
.
ProgressBar
(
max_value
=
1
)
as
progress
,
contextlib
.
suppress
(
ValueError
):
progress
.
update
(
2
)
@
example
def
reaching_maximum
()
->
None
:
progress
=
progressbar
.
ProgressBar
(
max_value
=
1
)
with
contextlib
.
suppress
(
RuntimeError
):
progress
.
update
(
1
)
@
example
def
stdout_redirection
()
->
None
:
with
progressbar
.
ProgressBar
(
redirect_stdout
=
True
)
as
progress
:
print
(
''
,
file
=
sys
.
stdout
)
progress
.
update
(
0
)
@
example
def
stderr_redirection
()
->
None
:
with
progressbar
.
ProgressBar
(
redirect_stderr
=
True
)
as
progress
:
print
(
''
,
file
=
sys
.
stderr
)
progress
.
update
(
0
)
@
example
def
rotating_bouncing_marker
()
->
None
:
widgets
=
[
progressbar
.
BouncingBar
(
marker
=
progressbar
.
RotatingMarker
())]
with
progressbar
.
ProgressBar
(
widgets
=
widgets
,
max_value
=
20
,
term_width
=
10
)
as
progress
:
for
i
in
range
(
20
):
time
.
sleep
(
0.1
)
progress
.
update
(
i
)
widgets
=
[
progressbar
.
BouncingBar
(
marker
=
progressbar
.
RotatingMarker
(),
fill_left
=
False
)
]
with
progressbar
.
ProgressBar
(
widgets
=
widgets
,
max_value
=
20
,
term_width
=
10
)
as
progress
:
for
i
in
range
(
20
):
time
.
sleep
(
0.1
)
progress
.
update
(
i
)
@
example
def
incrementing_bar
()
->
None
:
bar
=
progressbar
.
ProgressBar
(
widgets
=
[
progressbar
.
Percentage
(),
progressbar
.
Bar
(),
],
max_value
=
10
,
).
start
()
for
_
in
range
(
10
):
# do something
time
.
sleep
(
0.1
)
bar
+=
1
bar
.
finish
()
@
example
def
increment_bar_with_output_redirection
()
->
None
:
widgets
=
[
'Test: '
,
progressbar
.
Percentage
(),
' '
,
progressbar
.
Bar
(
marker
=
progressbar
.
RotatingMarker
()),
' '
,
progressbar
.
ETA
(),
' '
,
progressbar
.
FileTransferSpeed
(),
]
bar
=
progressbar
.
ProgressBar
(
widgets
=
widgets
,
max_value
=
100
,
redirect_stdout
=
True
).
start
()
for
i
in
range
(
10
):
# do something
time
.
sleep
(
0.01
)
bar
+=
10
print
(
'Got'
,
i
)
bar
.
finish
()
@
example
def
eta_types_demonstration
()
->
None
:
widgets
=
[
progressbar
.
Percentage
(),
' ETA: '
,
progressbar
.
ETA
(),
' Adaptive : '
,
progressbar
.
AdaptiveETA
(),
' Smoothing(a=0.1): '
,
progressbar
.
SmoothingETA
(
smoothing_parameters
=
dict
(
alpha
=
0.1
)),
' Smoothing(a=0.9): '
,
progressbar
.
SmoothingETA
(
smoothing_parameters
=
dict
(
alpha
=
0.9
)),
' Absolute: '
,
progressbar
.
AbsoluteETA
(),
' Transfer: '
,
progressbar
.
FileTransferSpeed
(),
' Adaptive T: '
,
progressbar
.
AdaptiveTransferSpeed
(),
' '
,
progressbar
.
Bar
(),
]
bar
=
progressbar
.
ProgressBar
(
widgets
=
widgets
,
max_value
=
500
)
bar
.
start
()
for
i
in
range
(
500
):
if
i
<
100
:
time
.
sleep
(
0.02
)
elif
i
>
400
:
time
.
sleep
(
0.1
)
else
:
time
.
sleep
(
0.01
)
bar
.
update
(
i
+
1
)
bar
.
finish
()
@
example
def
adaptive_eta_without_value_change
()
->
None
:
# Testing progressbar.AdaptiveETA when the value doesn't actually change
bar
=
progressbar
.
ProgressBar
(
widgets
=
[
progressbar
.
AdaptiveETA
(),
progressbar
.
AdaptiveTransferSpeed
(),
],
max_value
=
2
,
poll_interval
=
0.0001
,
)
bar
.
start
()
for
_
in
range
(
100
):
bar
.
update
(
1
)
time
.
sleep
(
0.1
)
bar
.
finish
()
@
example
def
iterator_with_max_value
()
->
None
:
# Testing using progressbar as an iterator with a max value
bar
=
progressbar
.
ProgressBar
()
for
_
in
bar
(
iter
(
range
(
100
)),
100
):
# iter range is a way to get an iterator in both python 2 and 3
time
.
sleep
(
0.01
)
@
example
def
eta
()
->
None
:
widgets
=
[
'Test: '
,
progressbar
.
Percentage
(),
' | ETA: '
,
progressbar
.
ETA
(),
' | AbsoluteETA: '
,
progressbar
.
AbsoluteETA
(),
' | AdaptiveETA: '
,
progressbar
.
AdaptiveETA
(),
]
bar
=
progressbar
.
ProgressBar
(
widgets
=
widgets
,
max_value
=
50
).
start
()
for
i
in
range
(
50
):
time
.
sleep
(
0.1
)
bar
.
update
(
i
+
1
)
bar
.
finish
()
@
example
def
variables
()
->
None
:
# Use progressbar.Variable to keep track of some parameter(s) during
# your calculations
widgets
=
[
progressbar
.
Percentage
(),
progressbar
.
Bar
(),
progressbar
.
Variable
(
'loss'
),
', '
,
progressbar
.
Variable
(
'username'
,
width
=
12
,
precision
=
12
),
]
with
progressbar
.
ProgressBar
(
max_value
=
100
,
widgets
=
widgets
)
as
bar
:
min_so_far
=
1
for
i
in
range
(
100
):
time
.
sleep
(
0.01
)
val
=
random
.
random
()
if
val
<
min_so_far
:
min_so_far
=
val
bar
.
update
(
i
,
loss
=
min_so_far
,
username
=
'Some user'
)
@
example
def
user_variables
()
->
None
:
tasks
=
{
'Download'
: [
'SDK'
,
'IDE'
,
'Dependencies'
,
],
'Build'
: [
'Compile'
,
'Link'
,
],
'Test'
: [
'Unit tests'
,
'Integration tests'
,
'Regression tests'
,
],
'Deploy'
: [
'Send to server'
,
'Restart server'
,
],
}
num_subtasks
=
sum
(
len
(
x
)
for
x
in
tasks
.
values
())
with
progressbar
.
ProgressBar
(
prefix
=
'{variables.task} >> {variables.subtask}'
,
variables
=
{
'task'
:
'--'
,
'subtask'
:
'--'
},
max_value
=
10
*
num_subtasks
,
)
as
bar
:
for
tasks_name
,
subtasks
in
tasks
.
items
():
for
subtask_name
in
subtasks
:
for
_
in
range
(
10
):
bar
.
update
(
bar
.
value
+
1
,
task
=
tasks_name
,
subtask
=
subtask_name
)
time
.
sleep
(
0.1
)
@
example
def
format_custom_text
()
->
None
:
format_custom_text
=
progressbar
.
FormatCustomText
(
'Spam: %(spam).1f kg, eggs: %(eggs)d'
,
dict
(
spam
=
0.25
,
eggs
=
3
,
),
)
bar
=
progressbar
.
ProgressBar
(
widgets
=
[
format_custom_text
,
' :: '
,
progressbar
.
Percentage
(),
]
)
for
i
in
bar
(
range
(
25
)):
format_custom_text
.
update_mapping
(
eggs
=
i
*
2
)
time
.
sleep
(
0.1
)
@
example
def
simple_api_example
()
->
None
:
bar
=
progressbar
.
ProgressBar
(
widget_kwargs
=
dict
(
fill
=
'█'
))
for
_
in
bar
(
range
(
200
)):
time
.
sleep
(
0.02
)
@
example
def
eta_on_generators
():
def
gen
():
for
_
in
range
(
200
):
yield
None
widgets
=
[
progressbar
.
AdaptiveETA
(),
' '
,
progressbar
.
ETA
(),
' '
,
progressbar
.
Timer
(),
]
bar
=
progressbar
.
ProgressBar
(
widgets
=
widgets
)
for
_
in
bar
(
gen
()):
time
.
sleep
(
0.02
)
@
example
def
percentage_on_generators
():
def
gen
():
for
_
in
range
(
200
):
yield
None
widgets
=
[
progressbar
.
Counter
(),
' '
,
progressbar
.
Percentage
(),
' '
,
progressbar
.
SimpleProgress
(),
' '
,
]
bar
=
progressbar
.
ProgressBar
(
widgets
=
widgets
)
for
_
in
bar
(
gen
()):
time
.
sleep
(
0.02
)
def
test
(
*
tests
)
->
None
:
if
tests
:
no_tests
=
True
for
example
in
examples
:
for
test
in
tests
:
if
test
in
example
.
__name__
:
example
()
no_tests
=
False
break
if
no_tests
:
for
example
in
examples
:
print
(
'Skipping'
,
example
.
__name__
)
else
:
for
example
in
examples
:
example
()
if
__name__
==
'__main__'
:
try
:
test
(
*
sys
.
argv
[
1
:])
except
KeyboardInterrupt
:
sys
.
stdout
.
write
(
'
\n
Quitting examples.
\n
'
)
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