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59 lines
1.3 KiB
Python
59 lines
1.3 KiB
Python
3 years ago
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#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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class ResourceInterface:
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@classmethod
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def __subclasshook__(cls, subclass):
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return (hasattr(subclass, 'format_text') and
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callable(subclass.format_text) and
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hasattr(subclass, 'format_data') and
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callable(subclass.format_data) or
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NotImplemented)
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class Author(ResourceInterface):
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def __init__(self, author, sort):
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self.author = author
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self.sort = sort
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def format_text(self):
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return self.author
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def format_data(self):
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return self.sort
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class Book(ResourceInterface):
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def __init__(self, title, author, file):
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self.title = title
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self.author = author
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self.file = file
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def format_text(self):
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return self.title + " - " + self.author
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def format_data(self):
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return self.file
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class CorsoDiStudio(ResourceInterface):
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def __init__(self, cds):
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self.cds = cds
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def format_text(self):
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return self.cds
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def format_data(self):
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return self.cds
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def book_factory(cursor, row):
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return Book(row[0], row[1], row[2])
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def author_factory(cursor, row):
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return Author(row[0], row[1])
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#def cds_factory(cursor, row):
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# pass
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