Python file and bash script

pwgen.sh

@@ -0,0 +1,54 @@
+#!/usr/bin/env bash
+
+imp="import pwgenerator as g;"
+
+function _help() {
+	echo "Usage: pwgen [length] [mode]"
+	echo ""
+	echo "Available modes:"
+	printf "  %-15s\t%s\n" \
+	    "numbers" "Generates password containing only numbers" \
+	    "lower" "Generates password containing only lower letters" \
+	    "upper" "Generates password containing only upper letters" \
+	    "letters" "Generates password containing only letters" \
+	    "letters-numbers" "Generates password containing only letters and ners" \
+		"full" "Generates password containing letters, numbers and symbols" \ 
+}
+
+case "$#" in
+	0)
+		_help
+		;;
+	1)
+		python -c "${imp} g.genFull($1)"
+		;;
+	2)
+		case "$2" in
+			numbers)
+				python -c "${imp} g.genNum($1)"
+				;;
+			lower)
+				python -c "${imp} g.genLetLow($1)"
+				;;
+			upper)
+				python -c "${imp} g.genLetUp($1)"
+				;;
+			letters)
+				python -c "${imp} g.genLet($1)"
+				;;
+			letters-numbers)
+				python -c "${imp} g.genLetNum($1)"
+				;;
+			full)
+				python -c "${imp} g.genFull($1)"
+				;;
+			*)
+				_help
+				;;
+		esac
+		;;
+	*)
+		_help
+		;;
+esac
+

pwgenerator.py

@@ -0,0 +1,28 @@
+import random
+
+lower = "abcdefghijklmnopqrstuvwxyz"
+upper = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+numbers = "0123456789"
+symbols = "!$%&/?+*-#"
+
+def genNum(length):
+    gen(numbers, length)
+
+def genLetLow(length):
+    gen(lower, length)
+
+def genLetUp(length):
+    gen(upper, length)
+
+def genLet(length):
+    gen(lower + upper, length)
+
+def genLetNum(length):
+    gen(lower + upper + numbers, length)
+
+def genFull(length):
+    gen(lower + upper + numbers + symbols, length)
+
+def gen(chars, length):
+    print(''.join(random.choice(chars) for _ in range(length)))
+