diff --git a/.gitignore b/.gitignore
index 3597f5d..a55fdf5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,4 +6,5 @@ __pycache__/
 .ipynb_checkpoints/
 */data/*
 
-*.env
\ No newline at end of file
+*.env
+.metaflow
diff --git a/shell_scripting/summarise-sln.sh b/shell_scripting/summarise-sln.sh
new file mode 100755
index 0000000..60b25b1
--- /dev/null
+++ b/shell_scripting/summarise-sln.sh
@@ -0,0 +1,47 @@
+#!/usr/bin/env bash
+
+set -e
+set -o pipefail
+
+usage() {
+ cat << EOF
+Summarise the files in a directory
+
+Options:
+   -i <path>   --input-directory <path>   The input directory
+   -h          --help                     Prints this help message and exits
+
+EOF
+}
+
+while [ -n "$1" ]; do
+  case $1 in
+  -i | --input-directory)
+    shift
+    IN_DIR=$1
+    ;;
+  -h | --help)
+    usage
+    exit 0
+    ;;
+  *)
+    echo -e "Unknown option $1...\n"
+    usage
+    exit 1
+    ;;
+  esac
+  shift
+done
+
+if [ -z "$IN_DIR" ]; then
+  echo "Please provide an input directory."
+  usage
+  exit 1
+fi
+
+for FILE in $IN_DIR/*; do
+  [ -f "$FILE" ] || break
+  BYTES=$(wc -c < "$FILE")
+  echo "$(file $FILE) - has: $(echo $BYTES | tr -d ' ') bytes"
+done
+
diff --git a/shell_scripting/summarise.sh b/shell_scripting/summarise.sh
new file mode 100755
index 0000000..0b3380c
--- /dev/null
+++ b/shell_scripting/summarise.sh
@@ -0,0 +1,46 @@
+#!/usr/bin/env bash
+
+set -e
+set -o pipefail
+
+usage() {
+ cat << EOF
+Summarise the files in a directory
+
+Options:
+   -i <path>   --input-directory <path>   The input directory
+   -h          --help                     Prints this help message and exits
+
+EOF
+}
+
+while [ -n "$1" ]; do
+  case $1 in
+  -i | --input-directory)
+    shift
+    IN_DIR=$1
+    ;;
+  -h | --help)
+    usage
+    exit 0
+    ;;
+  *)
+    echo -e "Unknown option $1...\n"
+    usage
+    exit 1
+    ;;
+  esac
+  shift
+done
+
+if [ -z "$IN_DIR" ]; then
+  echo "Please provide an input directory."
+  usage
+  exit 1
+fi
+
+for FILE in $IN_DIR/*; do
+  [ -f "$FILE" ] || break
+  BYTES=$(wc -c < "$FILE")
+  echo "$(file $FILE) - has: $BYTES bytes"
+done