Added install feature

Author: seocam

manifests/install.pp

@@ -0,0 +1,34 @@
+
+define pip::install(
+  $package = $title,
+  $version = undef,
+  $python_version = '2.7',
+  $ensure = present,
+) {
+
+  Exec {
+    path => ['/usr/local/bin', '/usr/bin', '/bin'],
+  }
+
+  case $ensure {
+    present: {
+      if $version != undef {
+        $package_with_version = "$package==$version"
+      } else {
+        $package_with_version = $package
+      }
+
+      exec { "install-$package":
+        command => "pip$python_version install $package_with_version",
+        unless  => "pip$python_version freeze | grep '^$package_with_version$'",
+      }
+    }
+
+    absent: {
+      exec { "uninstall-$package":
+        command => "pip$python_version uninstall $package -y",
+        onlyif  => "pip$python_version freeze | cut -d= -f1 | egrep '^$package$'",
+      }
+    }
+  }
+}