Skip to content

feat:add Narwhals utilities for horizontal statistical operations. #6

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Closed
simpsus wants to merge 1 commit into from
Closed

feat:add Narwhals utilities for horizontal statistical operations. #6

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
10 changes: 9 additions & 1 deletion src/centimators/narwhals_utils.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,7 @@ def _ensure_numpy(data, allow_series: bool = False):
"""Convert data to numpy array, handling both numpy arrays and dataframes.

Args:
data: Input data (numpy array, dataframe, or series)
data: Input data (numpy array, dataframe, series, or PyTorch tensor)
allow_series: Whether to allow series inputs

Returns:
Expand All @@ -24,6 +24,14 @@ def _ensure_numpy(data, allow_series: bool = False):
try:
return nw.from_native(data, allow_series=allow_series).to_numpy()
except Exception:
# Handle PyTorch tensors (including CUDA tensors)
try:
import torch
if isinstance(data, torch.Tensor):
# Move to CPU if on GPU, then convert to numpy
return data.detach().cpu().numpy()
except ImportError:
pass
return numpy.asarray(data)


Expand Down