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⚡️ Speed up function get_color_mapping_from_environment by 12% #575

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⚡️ Speed up function get_color_mapping_from_environment by 12% #575

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18 changes: 14 additions & 4 deletions inference/core/models/roboflow.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1082,11 +1082,21 @@ def class_mapping_not_available_in_environment(environment: dict) -> bool:
def get_color_mapping_from_environment(
environment: Optional[dict], class_names: List[str]
) -> Dict[str, str]:
if color_mapping_available_in_environment(environment=environment):
return environment["COLORS"]
colors = (
environment["COLORS"]
if (
environment is not None
and "COLORS" in environment
and issubclass(type(environment["COLORS"]), dict)
)
else None
)
if colors is not None:
return colors
palette = DEFAULT_COLOR_PALETTE
palette_len = len(palette)
return {
class_name: DEFAULT_COLOR_PALETTE[i % len(DEFAULT_COLOR_PALETTE)]
for i, class_name in enumerate(class_names)
class_name: palette[i % palette_len] for i, class_name in enumerate(class_names)
}


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