Operating environment
Xeon E5-2620 v4 (8 cores) x 2
32GB RAM
CentOS 6.8 (64bit)
openmpi-1.8.x86_64 and its-devel
mpich.x86_64 3.1-5.el6 and its-devel
gcc version 4.4.7 (And gfortran)
NCAR Command Language Version 6.3.0
WRF v3.7.Use 1.
Python 2.6.6 (r266:84292, Aug 18 2016, 15:13:37)
Python 3.6.0 on virtualenv
Writing style that is possible since Python 3.6.
pi = 3.14_1592_6535
print(pi)
https://www.python.org/dev/peps/pep-0515/
This is possible with ("") instead of ("_") in Fortran77, not Fortran90](http://qiita.com/7of9/items/37217f32425594f0e89d#comment-6de849fdc853ec345169) or Java. And possible I have exchanged information.
It was also available in Python.
I think it is effective when you definitely want to handle numbers with long effective digits.
Recommended Posts