raise custom exception for invalid ID

[indirectlylit]

The current exception is not super helpful:

~/Projects/le/notion-py/notion/client.py in get_block(self, url_or_id, force_refresh)
     81         Retrieve an instance of a subclass of Block that maps to the block/page identified by the URL or ID passed in.
     82         """
---> 83         block_id = extract_id(url_or_id)
     84         block = self.get_record_data("block", block_id, force_refresh=force_refresh)
     85         if not block:

~/Projects/le/notion-py/notion/utils.py in extract_id(url_or_id)
     30             .split("-")[-1]
     31         )
---> 32     return str(uuid.UUID(url_or_id))
     33 
     34 

/usr/local/Cellar/python/3.7.3/Frameworks/Python.framework/Versions/3.7/lib/python3.7/uuid.py in __init__(self, hex, bytes, bytes_le, fields, int, version, is_safe)
    158             hex = hex.strip('{}').replace('-', '')
    159             if len(hex) != 32:
--> 160                 raise ValueError('badly formed hexadecimal UUID string')
    161             int = int_(hex, 16)
    162         if bytes_le is not None:

ValueError: badly formed hexadecimal UUID string

This PR explains what's happening a bit better:

~/Projects/le/notion-py/notion/client.py in get_block(self, url_or_id, force_refresh)
     81         Retrieve an instance of a subclass of Block that maps to the block/page identified by the URL or ID passed in.
     82         """
---> 83         block_id = extract_id(url_or_id)
     84         block = self.get_record_data("block", block_id, force_refresh=force_refresh)
     85         if not block:

~/Projects/le/notion-py/notion/utils.py in extract_id(url_or_id)
     37         return str(uuid.UUID(url_or_id))
     38     except ValueError:
---> 39         raise InvalidNotionIdentifier(input_value)
     40 

InvalidNotionIdentifier: https://www.notion.so/learningequality/

[jamalex]

Nice, thanks.

[jamalex]

Now released to PyPI, in version 0.0.25