removed some issues

Author: mengaldo

README.md

@@ -30,11 +30,9 @@
 ## Table of contents
 
   * [Description](#description)
-
   * [Installation and dependencies](#installation-and-dependencies)
 	 * [Installing via PIP](#installing-via-pip)
 	 * [Installing from source](#installing-from-source)
-
   * [Documentation](#documentation)
   * [Testing](#testing)
   * [Tutorials](#tutorials)

tutorials/climate/ERA5_MSLP_2D/ERA5_MSLP_2D.py

@@ -1,7 +1,6 @@
 import os
 import sys
 import time
-import warnings
 import xarray as xr
 import numpy  as np
 from pathlib import Path