├── README.md
├── knitting_pattern_sample.json
├── knitting_pattern_schema.json
└── validate.py


/README.md:
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1 | # knitpat
2 | Knitting Pattern Format
3 | 


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/knitting_pattern_sample.json:
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 1 | {
 2 |   "file_url":"mypat.png",
 3 |   "name":"a small sweater",
 4 |   "dimensions":{
 5 |     "image_length":80,
 6 |     "image_width":20,
 7 |     "physical_length":80.01,
 8 |     "physical_width":20.01,
 9 |     "units": "cm",
10 |     "yarn_strength":
11 |     {
12 |       "units": "newtons",
13 |       "value": 10
14 |     }
15 |   },
16 |   "colors":2
17 | }
18 | 


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/knitting_pattern_schema.json:
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 1 | {
 2 |   "$schema":"http://json-schema.org/draft-04/schema#",
 3 |   "title":"KnittingPattern",
 4 |   "description":"A knitting pattern specification. Defines a file name and knitting specs.",
 5 |   "type":"object",
 6 |   "properties":{
 7 |     "file_url":{
 8 |       "description":"The name of the file that holds the pattern.",
 9 |       "type":"string"
10 |     },
11 |     "name":{
12 |       "description":"Name of the pattern",
13 |       "type":"string"
14 |     },
15 |     "dimensions":{
16 |       "type":"object",
17 |       "properties":{
18 |         "image_length":{
19 |           "type":"integer"
20 |         },
21 |         "image_width":{
22 |           "type":"integer"
23 |         },
24 |         "physical_length":{
25 |           "type":"number"
26 |         },
27 |         "physical_width":{
28 |           "type":"number"
29 |         },
30 |         "units":{
31 |           "type":"string"
32 |         },
33 |         "yarn_strength":{
34 |           "type":"object",
35 |           "properties":{
36 |             "units":{
37 |               "type":"string"
38 |             },
39 |             "value":{
40 |               "type":"number"
41 |             }
42 |           }
43 |         }
44 |       }
45 |     },
46 |     "colors":{
47 |       "type":"integer"
48 |     }
49 |   },
50 |   "required":[
51 |     "file_url",
52 |     "name",
53 |     "colors"
54 |   ]
55 | }
56 | 


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/validate.py:
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1 | import validictory
2 | import json
3 | 
4 | validate_file = file("knitting_pattern_sample.json", "rb")
5 | schema_file = file("knitting_pattern_schema.json", "rb")
6 | data = json.load(validate_file)
7 | schema = json.load(schema_file)
8 | validictory.validate(data, schema)
9 | 


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