README update

README.md

@@ -41,6 +41,10 @@ Creating API dumps from wordnet sql
 Latest wordnet database dump can be obtained from
 http://ws.clarin-pl.eu/public/wordnet-work.LATEST.sql.gz
 
+    $ wget http://ws.clarin-pl.eu/public/wordnet-work.LATEST.sql.gz
+
+This step requires access to mysql server or installed locally.
+
 It can be loaded using shell command:
 
     $ mysql -e 'CREATE SCHEMA wordnet_new' # For maintaining multiple versions.
@@ -57,10 +61,16 @@ Default values are all set to "wordnet", in the example DATABASE will be "wordne
 
     mysql+mysqldb://wordnet:wordnet@localhost/wordnet_new?charset=utf8
 
-After that, the database can be read and saved into the API format. Only works in Python 2!
+To run next step make sure you have installed:
+
+    $ sudo apt-get install libmysqlclient-dev (when you are connecting to external mysql server)
+    $ pip install pymysql
+    $ pip install mysqlclient
+    $ pip install plwn_comments
+    $ pip install sqlalchemy
+
+After that, the database can be read and saved into the API format.
 
-    >>> import sys; print(sys.version)
-    2.7.12
     >>> import plwn
     >>> api = plwn.read("connection.txt", "database", "plwn-new.db", "sqlite3")