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logplot.py
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Created
Tue, Aug 20, 16:24
Size
760 B
Mime Type
text/x-python
Expires
Thu, Aug 22, 16:24 (1 d, 23 h)
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blob
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19207130
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rLAMMPS lammps
logplot.py
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#!/usr/bin/env python -i
# Script: logplot.py
# Purpose: use GnuPlot to plot two columns from a LAMMPS log file
# Syntax: logplot.py log.lammps X Y
# log.lammps = LAMMPS log file
# X,Y = plot Y versus X where X,Y are thermo keywords
# once plot appears, you are in Python interpreter, type C-D to exit
# Author: Steve Plimpton (Sandia), sjplimp at sandia.gov
import
sys
,
os
path
=
os
.
environ
[
"LAMMPS_PYTHON_TOOLS"
]
sys
.
path
.
append
(
path
)
from
log
import
log
from
gnu
import
gnu
if
len
(
sys
.
argv
)
!=
4
:
raise
StandardError
,
"Syntax: logplot.py log.lammps X Y"
logfile
=
sys
.
argv
[
1
]
xlabel
=
sys
.
argv
[
2
]
ylabel
=
sys
.
argv
[
3
]
lg
=
log
(
logfile
)
x
,
y
=
lg
.
get
(
xlabel
,
ylabel
)
g
=
gnu
()
g
.
plot
(
x
,
y
)
print
"Type Ctrl-D to exit Python"
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