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added class_dist #1857

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added class_dist #1857

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0bf9ec3
added class_dist
Vishal35198 Jun 4, 2025
6bfee36
fix(pre_commit): 🎨 auto format pre-commit hooks
pre-commit-ci[bot] Jun 4, 2025
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12 changes: 12 additions & 0 deletions supervision/dataset/utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -50,6 +50,18 @@ def approximate_mask_with_polygons(
]


def get_class_distribution(dataset: "DetectionDataset") -> Dict[str, int]:
"""
Returns a dictionary with class names as keys and sample counts as values.
"""
from collections import Counter

all_classes = []
for det in dataset.annotations:
all_classes.extend(det["class_names"])
return dict(Counter(all_classes))


def merge_class_lists(class_lists: List[List[str]]) -> List[str]:
unique_classes = set()

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