Update readme. Fix typo in docs.

Author: fkdosilovic

README.md

@@ -1,5 +1,13 @@
 # Judge0 Python SDK
 
+[![X (formerly Twitter) Follow](https://img.shields.io/twitter/follow/Judge0HQ)](https://x.com/Judge0HQ)
+[![X (formerly Twitter) Follow](https://img.shields.io/twitter/follow/hermanzvonimir)](https://x.com/hermanzvonimir)
+
+[![License](https://img.shields.io/github/license/judge0/judge0-python)](LICENSE)
+[![Release](https://img.shields.io/github/v/release/judge0/judge0-python)](https://github.com/judge0/judge0/releases)
+[![Stars](https://img.shields.io/github/stars/judge0/judge0-python)](https://github.com/judge0/judge0-python/stargazers)
+![PyPI - Downloads](https://img.shields.io/pypi/dw/judge0)
+
 The official Python SDK for Judge0.
 ```python
 >>> import judge0

docs/source/index.rst

@@ -19,7 +19,7 @@ You can run minimal Hello World example in three easy steps:
 
     import judge0
 
-    submission = judge.run(source_code="print('Hello Judge0!')")
+    submission = judge0.run(source_code="print('Hello Judge0!')")
     print(submission.stdout)
 
 3. Run the script.