Update README.md

Author: Palbahngmiyine

README.md

@@ -8,7 +8,7 @@ You can send text messages(SMS, LMS, MMS), Kakao friendtalk(include notification
 This package is 100% compatible with SOLAPI family services (CoolSMS, Purplebook, etc.).
 
 Installing
-To use the SDK, simply use npm package manager CLI. Type the following into a terminal window.
+To use the SDK, simply use pip package manager CLI. Type the following into a terminal window.
 
 ```shell
 pip install solapi
@@ -20,7 +20,7 @@ See [examples repository](https://github.com/solapi/solapi-python/tree/main/exam
 
 ## Opening Issues
 
-If you encounter a bug with the SOLAPI SDK for PHP we would like to hear about it.  
+If you encounter a bug with the SOLAPI SDK for Python we would like to hear about it.  
 Search the [existing issues](https://github.com/solapi/solapi-python/issues) and try to make sure your problem doesn’t
 already exist before opening a new issue, It’s helpful if you include the version of the SDK you are using.  
 Please include a stack trace and reduced repro case when appropriate, too.