Overview

Teaching: 0 min
Exercises: 0 min

Questions

• Tools

Objectives

• python, ncdump, cdo, nco, ncl, neview, panoply etc.

Python (programming language)

This is what will mostly be used during this course.

• The Python distribution that we recommend for scientific use is Anaconda

• Example netCDF programs

Learn to program with Python

• Programming in Python
• Python for Atmosphere and Ocean Scientists
• Working with Spatio-temporal data in Python
• Reproducible research with Interactive Jupyter Dashboards
• Making a lat-lon reference plot
• Understanding the transform and projection keywords
• Basic plotting of CMIP5 data
• Introduction to python with xarray
• Rename pandas dataframe columns
• Append Pandas dataframes
• select rows and columns in Pandas DataFrames
• Replacing values in Pandas
• Dropping columns in a Pandas dataframe
• Xarray: Calculating Seasonal Averages from Timeseries of Monthly Means
• Xarray Plotting
• Xarray indexing and selecting
• Intermediate Python III: Xarray for Multidimensional Data

Make your python codes more readable and more efficient

• Improve your python programming using python classes and Object Oriented programming
• Using xarray and dask with netCDF data
• Memory usage: Real and Lazy data with iris
• Memory Profiler

Customize your plots

• Customizing colorbars
• Adjust subplots
• Cartopy map gridlines and tick labels
• tick labels example
• Making subplots
• Overlap with contour hatching

Distribute your code

• How to package your python code with Pypi
• Software Licensing
• Automating testing
• Code documentation

Ncdump (a netCDF simple browser)

ncdump can be used as a simple browser for netCDF data files, to display the dimension names and sizes; variable names, types, and shapes; attribute names and values; and optionally, the values of data for all variables or selected variables in a netCDF file.

• Instruction

CDO (Climate Data Operators)

• CDO (Climate Data operators) Documentation
• CDO Reference Card

NCO (netCDF Operators)

• NCO (netCDF Operator website)

NCL (Ncar Command Language)

• NCL (Ncar Command Language)
• NCL Reference Card
• AMWG-Diagnostics

Ncview (a netCDF visual browser)

• See a screenshot of ncview in action.
• Quick introduction: Everything you need to know to get working in 5 minutes.

Panoply (a netCDF, HDF and GRIB Data Viewer)

• Panoply netCDF, HDF and GRIB Data Viewer

Key Points

• Some of the tools available to manipulate netCDF files