diff --git a/js-mode/.yas-parents b/js-mode/.yas-parents
new file mode 100644
index 000000000..d58dacb7a
--- /dev/null
+++ b/js-mode/.yas-parents
@@ -0,0 +1 @@
+text-mode
\ No newline at end of file
diff --git a/python-mode/self_without_dot b/python-mode/self_without_dot
new file mode 100644
index 000000000..f565e9dfb
--- /dev/null
+++ b/python-mode/self_without_dot
@@ -0,0 +1,5 @@
+# -*- mode: snippet -*-
+# name: self_without_dot
+# key: s
+# --
+self
\ No newline at end of file
diff --git a/python-mode/size b/python-mode/size
new file mode 100644
index 000000000..47a0f384c
--- /dev/null
+++ b/python-mode/size
@@ -0,0 +1,5 @@
+# -*- mode: snippet -*-
+# name: size
+# key: size
+# --
+sys.getsizeof($0)
\ No newline at end of file
diff --git a/udev-mode/env$ b/udev-mode/env$
new file mode 100644
index 000000000..7c743b1a0
--- /dev/null
+++ b/udev-mode/env$
@@ -0,0 +1,5 @@
+# -*- mode: snippet -*-
+# name: env$
+# key: $
+# --
+$env{$1} $0
\ No newline at end of file