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Description:

pathschema 0.2.1

Path Schema

pip install pathschema

Check out the online demo!
How to use
from pathschema import validate

schema = 'YOUR SCHEMA HERE'

path_to_validate = './path'

with open('path/to/schema.pathschema', 'r') as f:
schema = f.read()

result = validate(path_to_validate, schema)

if(result.has_error()):
print('Invalid')
else:
print('Valid')

Syntax

Symbol
Description
Example

/
Slashes at the end of the name marks this path as a folder
root/

""
Quotes adds regex validation to the file name
"file[0-9]{3}"

""/
Quotes with a slash adds regex validation to the folder name
"folder[0-9]{3}"/

*
Unix style pattern matching for files
*.txt

*/
Unix style pattern matching for folders
log_*/

...
Allows any (and nested) files and folder
...

+
A + at the start makes the file or folder required
+required_file.txt

-
A - at the start makes the file or folder forbidden
-forbidden_folder/

#
Write a comment
# cool comment

Command line
pathschema can be used directly in the command line.
python -m pathschema ./.pathschema path/to/dir/to/validate

Argument details:
usage: __main__.py [-h] [--errors-only] schema directory

Validate a directory against a schema

positional arguments:
schema Path to schema file
directory Path to directory to validate

options:
-h, --help show this help message and exit
--errors-only Only show errors

Development
Installing
python -m pip install -r ./requirements.txt
python -m build
python -m pip install -e .

Running tests
python -m unittest discover -v -s ./tests -p test_*.py

Command line without installing
python ./pathschema/ ./tests/experimentations/test_schema.pathschema ./tests/experimentations/test_directory_ok

Example Schema Definition
Example:
assets/
textures/
*.gif
*.png
materials/
"(trans|solid)_.+\.mat"
+README.md

Only allows .mp4 or .flv in the videos folder
videos/
*.mp4
*.flv

This structure would be valid.
videos/
robots.mp4
planets.flv
my-mix-tape.flv

This structure would be invalid. (.png and .jpg is not allowed)
videos/
office.png
robots.jpg

Any files and folder allowed in the assets folder
assets/
...

Any files and directories would be valid in the assets folder.
assets/
banner.png
backgrounds/
bg_black.png
bg_white.png

Must have a README.md file
example/
*/
*
+README.md

This structure would be valid.
example/
things/
file.txt
README.md
morethings/
README.md

This structure would be invalid. (Missing README.md)
example/
things/
file.txt
morethings/