28 lines
718 B
Python
Executable File
28 lines
718 B
Python
Executable File
#!/usr/bin/env python
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# Script: logplot.py
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# Purpose: use GnuPlot to plot two columns from a LAMMPS log file
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# Syntax: logplot.py log.lammps X Y
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# log.lammps = LAMMPS log file
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# X,Y = plot Y versus X where X,Y are thermo keywords
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# once plot appears, you are in Python interpreter, type C-D to exit
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# Author: Steve Plimpton (Sandia), sjplimp at sandia.gov
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import sys,os
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path = os.environ["LAMMPS_PYTHON_TOOLS"]
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sys.path.append(path)
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from log import log
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from gnu import gnu
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if len(sys.argv) != 4:
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raise Exception("Syntax: logplot.py log.lammps X Y")
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logfile = sys.argv[1]
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xlabel = sys.argv[2]
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ylabel = sys.argv[3]
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lg = log(logfile)
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x,y = lg.get(xlabel,ylabel)
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g = gnu()
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g.plot(x,y)
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