PyRoot tutorials

Examples showing how to write python script for Root.

Files
file	benchmarks.py
	Run benchmarks macros.
file	demo.py
	To run, do an "execfile( '<path-to>/demo.py' )" or "python <path-to>/demo.py".
file	demoshelp.py
	Display demo help.
file	DynamicSlice.py
	Example of function called when a mouse event occurs in a pad.
file	fildir.py
	This macro displays the ROOT Directory data structure
file	file.py
	This macro displays the physical ROOT file structure
file	fillrandom.py
	FillRandom example
file	first.py
	My first PyROOT interactive session
file	fit1.py
	Fit example.
file	formula1.py
	TF1 example.
file	framework.py
	The ROOT Framework
file	geometry.py
	Geometry
file	gerrors.py
	A Simple Graph with error bars
file	graph.py
	A Simple Graph Example
file	gui_ex.py
	A Simple GUI Example.
file	h1draw.py
	A Simple histogram drawing example
file	hsimple.py
	This program creates :
file	hsum.py
	Simple example illustrating how to use the C++ interpreter
file	mrt.py
	Build ROOT Ntuple from other source.
file	multifit.py
	Example showing how to fit in a sub-range of an histogram An histogram is created and filled with the bin contents and errors defined in the table below.
file	na49geomfile.py
	Before executing this macro, the file makegeometry.C must have been executed.
file	na49view.py
	This macro generates two views of the NA49 detector.
file	na49visible.py
	Set visibility attributes for the NA49 geometry Set Shape attributes.
file	ntuple1.py
	Ntuple drawing example.
file	numberEntry.py
file	parse_CSV_file_with_TTree_ReadStream.py
	This function provides an example of how one might massage a csv data file to read into a ROOT TTree via TTree::ReadStream.
file	pyroot001_arrayInterface.py
	This tutorial illustrates the conversion of STL vectors and TVec to numpy arrays without copying the data.
file	pyroot002_TTreeAsMatrix.py
	This tutorial shows how a TTree can be quickly converted to a numpy array or a pandas.DataFrame.
file	pyroot003_prettyPrinting.py
	This tutorial illustrates the pretty printing feature of PyROOT, which reveals the content of the object if a string representation is requested, e.g., by Python's print statement.
file	ratioplot.py
	Display two histograms and their ratio.
file	rootmarks.py
	Prints a summary of all ROOT benchmarks (must be run before) The ROOTMARK number printed is by reference to a Pentium IV 2.4 Ghz (with 512 MBytes memory and 120 GBytes IDE disk) taken by definition as 600 ROOTMARKS in batch mode in executing python benchmarks.py.
file	shapes.py
	Draw the geometry using the x3d viewver.
file	staff.py
	example of macro to read data from an ascii file and create a root file with a Tree.
file	surfaces.py
	Surfaces example
file	test.py
file	tornado.py
	Tornado example.
file	tree.py
	This macro displays the Tree data structures
file	zdemo.py
	This macro is an example of graphs in log scales with annotations.