Add template

scripts/exp/ablation/README.md

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+# Introduction
+
+| name | .env      | desc |
+| --   | --        | --   |
+| full | full.env |  enable all features    |

scripts/exp/ablation/env/full.env

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+

scripts/exp/tools/README.md

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+The tools in the directory contains following generalfeatures
+- collecting envs and run each
+- collect results and generate summary

scripts/exp/tools/run_envs.sh

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+#!/bin/sh
+cat << "EOF" > /dev/null
+Given a directory with *.env files.  Run each one.
+
+usage for example:
+
+  1) directly run command without extra shared envs
+  ./run_envs.sh -d <dir_to_*.envfiles> -j <number of parallel process> -- <command>
+
+  2) load shared envs `.env` before running command with different envs.
+  dotenv run -- ./run_envs.sh -d <dir_to_*.envfiles> -j <number of parallel process> -- <command>
+
+EOF
+
+# Function to display usage
+usage() {
+  echo "Usage: $0 -d <dir_to_*.envfiles> -j <number of parallel process> -- <command>"
+  exit 1
+}
+
+# Parse command line arguments
+while getopts "d:j:" opt; do
+  case $opt in
+    d) DIR=$OPTARG ;;
+    j) JOBS=$OPTARG ;;
+    *) usage ;;
+  esac
+done
+
+# Shift to get the command
+shift $((OPTIND -1))
+
+# Check if directory and jobs are set
+if [ -z "$DIR" ] || [ -z "$OBS" ] || [ $# -eq 0 ]; then
+  usage
+fi
+
+COMMAND="$@"
+
+# Export and run each .env file in parallel
+find "$DIR" -name "*.env" | xargs -n 1 -P "$JOBS" -I {} sh -c "
+  set -a
+  . {}
+  set +a
+  $COMMAND
+"