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featuretools_primitives entry point expects list of primitive classes #529

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merged 4 commits into from May 3, 2019
Merged

featuretools_primitives entry point expects list of primitive classes #529

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d870aab
the featuretools_primitives entry point expects a list of primitive c…
rwedge May 2, 2019
2f4e416
add example use of entry point
rwedge May 3, 2019
465be2f
only import trans or agg primitives from entrypoint
rwedge May 3, 2019
93055d8
Merge branch 'master' into featuretools-primitives-entrypoint-accepts…
kmax12 May 3, 2019
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14 changes: 10 additions & 4 deletions featuretools/primitives/__init__.py
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Expand Up @@ -2,12 +2,18 @@
from .api import *

import pkg_resources
# Load in primitives registered by other libraries into Featuretools namespace
# Load in a list of primitives registered by other libraries into Featuretools
# Example entry_points definition for a library using this entry point:
# entry_points={
# "featuretools_primitives": [
# other_library = other_library:LIST_OF_PRIMITIVES
# ]
# }
for entry_point in pkg_resources.iter_entry_points('featuretools_primitives'):
try:
loaded = entry_point.load()
if hasattr(loaded, 'primitives'):
for name, obj in loaded.primitives.items():
globals()[name] = obj
for primitive in loaded:
if issubclass(primitive, (AggregationPrimitive, TransformPrimitive)):
globals()[primitive.__name__] = primitive
except Exception:
pass