pandrs 0.1.0-alpha.3

A Rust implementation of pandas-like DataFrame for data analysis
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61

// Build script for PandRS
// Handles conditional compilation for optional features like CUDA

fn main() {
    // Handle CUDA feature compilation
    #[cfg(feature = "cuda")]
    {
        println!(
            "cargo:warning=CUDA feature enabled - this requires NVIDIA CUDA toolkit installation"
        );

        // Check if CUDA is available and handle gracefully
        if std::env::var("CUDA_ROOT").is_err() {
            // Try common CUDA installation paths
            let cuda_paths = [
                "/usr/local/cuda",
                "/opt/cuda",
                "/usr/lib/cuda",
                "/usr/local/cuda-11.0",
                "/usr/local/cuda-11.1",
                "/usr/local/cuda-11.2",
                "/usr/local/cuda-11.3",
                "/usr/local/cuda-11.4",
                "/usr/local/cuda-11.5",
                "/usr/local/cuda-11.6",
                "/usr/local/cuda-11.7",
                "/usr/local/cuda-11.8",
                "/usr/local/cuda-12.0",
                "/usr/local/cuda-12.1",
                "/usr/local/cuda-12.2",
                "/usr/local/cuda-12.3",
                "/usr/local/cuda-12.4",
                "/usr/local/cuda-12.5",
            ];

            let mut found = false;
            for path in &cuda_paths {
                let cuda_h_path = format!("{}/include/cuda.h", path);
                if std::path::Path::new(&cuda_h_path).exists() {
                    println!("cargo:rustc-env=CUDA_ROOT={}", path);
                    println!("cargo:warning=Found CUDA at {}", path);
                    found = true;
                    break;
                }
            }

            if !found {
                println!("cargo:warning=CUDA toolkit not found. Please install NVIDIA CUDA toolkit or disable 'cuda' feature");
                println!("cargo:warning=Use: cargo build --features \"all-safe\" instead of --all-features");
            }
        }

        // Tell cargo to rerun this build script if CUDA environment changes
        println!("cargo:rerun-if-env-changed=CUDA_ROOT");
        println!("cargo:rerun-if-env-changed=CUDA_PATH");
        println!("cargo:rerun-if-env-changed=CUDA_TOOLKIT_ROOT_DIR");
    }

    // Handle other conditional compilation requirements
    println!("cargo:rerun-if-changed=build.rs");
}