shell/cmd/pip.go

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package cmd
import (
"errors"
"fmt"
"os/exec"
"strings"
)
func Pip(args ...string) (output string, err error) {
if _, err := Which("python3"); err != nil {
if errors.Is(err, ErrNotFound) {
return "", PythonNotFound
} else {
return "", err
}
}
command := exec.Command("python3", "-m", "pip")
command.Args = append(command.Args, args...)
outputBytes, err := command.Output()
if err != nil {
var exitErr *exec.ExitError
if errors.As(err, &exitErr) {
return "", fmt.Errorf("command error: %w", err)
}
}
return strings.Trim(string(outputBytes), "\n"), nil
}