Fix typo

python -> Python

Author: changeworld

articles/hdinsight/hadoop/python-udf-hdinsight.md

@@ -113,7 +113,7 @@ In the commands below, replace `sshuser` with the actual username if different.
     ssh sshuser@mycluster-ssh.azurehdinsight.net
     ```
 
-3. From the SSH session, add the python files uploaded previously to the storage for the cluster.
+3. From the SSH session, add the Python files uploaded previously to the storage for the cluster.
 
     ```bash
     hdfs dfs -put hiveudf.py /hiveudf.py
@@ -369,7 +369,7 @@ In the commands below, replace `sshuser` with the actual username if different.
     ssh sshuser@mycluster-ssh.azurehdinsight.net
     ```
 
-3. From the SSH session, add the python files uploaded previously to the storage for the cluster.
+3. From the SSH session, add the Python files uploaded previously to the storage for the cluster.
 
     ```bash
     hdfs dfs -put pigudf.py /pigudf.py