Ticket #5930: 5930.patch
| File 5930.patch, 1.4 kB (added by nickl, 1 year ago) |
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a/docs/custom_model_fields.txt
old new 56 56 57 57 We assign to and retrieve from the ``hand`` attribute in our model just like 58 58 any other Python class. The trick is to tell Django how to handle saving and 59 loading such an object 59 loading such an object. 60 60 61 61 In order to use the ``Hand`` class in our models, we **do not** have to change 62 62 this class at all. This is ideal, because it means you can easily write … … 98 98 characters by concatenating all the cards together in a pre-determined order. 99 99 Say, all the *north* cards first, then the *east*, *south* and *west* cards, in 100 100 that order. So ``Hand`` objects can be saved to text or character columns in 101 the database 101 the database. 102 102 103 103 What does a field class do? 104 104 --------------------------- … … 549 549 Some general advice 550 550 -------------------- 551 551 552 Writing a custom field can be a tricky process sometime , particularly if you552 Writing a custom field can be a tricky process sometimes, particularly if you 553 553 are doing complex conversions between your Python types and your database and 554 554 serialization formats. A couple of tips to make things go more smoothly: 555 555
