diff --git a/build.py b/build.py
index 8b13789..c5edaa3 100644
--- a/build.py
+++ b/build.py
@@ -1 +1,7 @@
+import re
 
+def validate_email(x):
+    if re.search(r'^[a-zA-Z0-9\.\+-_\$]+@[a-zA-Z0-9\.\+-_]+\.[a-zA-Z0-9\.]*$', x):
+        return True
+    else:
+        return False
diff --git a/build.pyc b/build.pyc
new file mode 100644
index 0000000..780b4ff
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diff --git a/tests/__init__.pyc b/tests/__init__.pyc
new file mode 100644
index 0000000..cb5ce71
Binary files /dev/null and b/tests/__init__.pyc differ
diff --git a/tests/test_validate_email.pyc b/tests/test_validate_email.pyc
new file mode 100644
index 0000000..293965d
Binary files /dev/null and b/tests/test_validate_email.pyc differ