mirror of
https://github.com/chanzuckerberg/cellxgene.git
synced 2026-09-16 21:37:59 +08:00
57c4e9ff33
* dead code and route removal * more dead code cleanup * fix scanpy_engine tests * lint * add missing catch in filter parsing * update scanpy NaN tests * more fbs tests and dead test removal * remove forced default for content type negotiation * bit of cleanup * more fbs test cleanup * lint * remove swagger * swagger cleanup * lint * correctly handle lack of templates * more dead code removal * remove unused files * fix dev build * lint
31 lines
994 B
Python
31 lines
994 B
Python
import json
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from numpy import float32, integer
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class Float32JSONEncoder(json.JSONEncoder):
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def __init__(self, *args, **kwargs):
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"""
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NaN/Infinities are illegal in standard JSON. Python extends JSON with
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non-standard symbols that most JavaScript JSON parsers do not understand.
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The `allow_nan` parameter will force Python simplejson to throw an ValueError
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if it runs into non-finite floating point values which are unsupported by
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standard JSON.
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"""
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kwargs["allow_nan"] = False
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super().__init__(*args, **kwargs)
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def default(self, obj):
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if isinstance(obj, float32):
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return float(obj)
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elif isinstance(obj, integer):
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return int(obj)
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return json.JSONEncoder.default(self, obj)
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def custom_format_warning(msg, *args, **kwargs):
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return f"[cellxgene] Warning: {msg} \n"
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def jsonify_scanpy(data):
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return json.dumps(data, cls=Float32JSONEncoder, allow_nan=False)
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