<p align="center"> <img src="https://raw.githubusercontent.com/thyeem/ouch/main/ouch.png" height="250"/></p>
[](https://pypi.org/project/ouch)
# ouch
_Odd Utiltiy Collection Hub_.
[`ouch`](https://github.com/thyeem/ouch) is a collection of utilities that are based on and aligned with [`foc`](https://github.com/thyeem/foc).
```bash
$ pip install -U ouch
```
```python
from ouch import *
# soft flatten
>>> flatten([1, [2, 3, (4, 5)]])
[1, 2, 3, (4, 5)]
# hard flatten
>>> [1, [(2,), [[{3}, (x for x in range(3))]]]] | flat | collect
[1, 2, 3, 0, 1, 2]
# 'shell' command
>>> shell(f"du -hs ouch/__init__.py 2>/dev/null") | fst | ob(_.split)()
['40K', 'ouch/__init__.py']
# 'ls' command
>>> ls(".", r=True, grep="^(ouch).*py$")
['ouch/__init__.py']
# poor man's dot-accessible dict, 'dmap' and pretty-printer 'pp'
>>> d = dmap(name="yunchan lim", age=19)
>>> d.cliburn.semifinal.concerto = "Mozart Piano Concerto No.22, K.482"
>>> d.cliburn.semifinal.recital = "Liszt 12 Transcendental Etudes"
>>> d.cliburn.final = "Rachmaninov Piano Concerto No.3, Op.30"
>>> d | pp
cliburn | final | Rachmaninov Piano Concerto No.3, Op.30
semifinal | concerto | Mozart Piano Concerto No.22, K.482
recital | Liszt 12 Transcendental Etudes
name | yunchan lim
# poor man's 'tabulate'
>>> data = [['Name', 'Age'], ['Sofia', 9], ['Maria', 7]]
>>> print(tabulate(data, style='grid')) # style={'org', 'markdown', ...}
+-------+-----+
| Name | Age |
+=======+=====+
| Sofia | 9 |
+-------+-----+
| Maria | 7 |
+-------+-----+
# poor man's progress bar, 'tracker'
>>> for batch in tracker(dataloader, "training"): # single progress bar
... model(batch)
>>> for i in tracker(range(10), "outer"): # nested progress bars
... ...
... for j in tracker(range(20), "inner"):
... ...
>>> g = (x for x in range(100))
>>> for item in tracker(g, "task", total=100): # generator with known length
... process(item)
# and see more poor man's things in 'ouch'
```
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