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quantum_package/scripts/ezfio_with_default.py

143 lines
3.8 KiB
Python
Executable File

#!/usr/bin/env python
__author__ = "Anthony Scemama and Applencourt for the amazing PEP8"
__date__ = "jeudi 26 mars 2015, 12:49:35 (UTC+0100)"
"""
Creates the provider of a variable that has to be
fetched from the EZFIO file.
"""
import sys
import os
class EZFIO_Provider(object):
data = """BEGIN_PROVIDER [ %(type)s, %(name)s ]
implicit none
BEGIN_DOC
! %(doc)s
END_DOC
logical :: has
PROVIDE ezfio_filename
call ezfio_has_%(ezfio_dir)s_%(ezfio_name)s(has)
if (has) then
call ezfio_get_%(ezfio_dir)s_%(ezfio_name)s(%(name)s)
else
%(default)s
endif
%(write)s
END_PROVIDER
"""
write_correspondance = {"integer": "write_int",
"logical": "write_bool",
"double precision": "write_double"}
def __init__(self):
self.values = "type doc default name ezfio_dir ezfio_name write output".split()
for v in self.values:
exec "self.%s = None" % (v) in locals()
def __repr__(self):
if not self.default:
self.get_default()
self.set_write()
for v in self.values:
exec "test = self.%s is None" % (v) in locals()
if test:
msg = "Error : %s is not set in ezfio_with_default.py" % (v)
print >>sys.stderr, msg
for v in self.values:
exec "x = str(self.%s)" % (v) in locals()
print >>sys.stderr, "%s : %s" % (v, x)
sys.exit(1)
return self.data % self.__dict__
def set_write(self):
self.write = ""
if self.type in self.write_correspondance:
write = self.write_correspondance[self.type]
output = self.output
name = self.name
self.write = """
call write_time(%(output)s)
call %(write)s(%(output)s, %(name)s, &
'%(name)s')""" % locals()
def set_type(self, t):
self.type = t.lower()
def set_doc(self, t):
self.doc = t.replace('\n', '\n! ')
def set_name(self, t):
self.name = t
def set_ezfio_dir(self, t):
self.ezfio_dir = t.lower()
def set_ezfio_name(self, t):
self.ezfio_name = t.lower()
def set_output(self, t):
self.output = t
def set_default(self, t):
self.default = t
def get_default(self):
filename = '/'.join([os.environ['QPACKAGE_ROOT'],
'data',
'ezfio_defaults'])
with open(filename, 'r') as f:
lines = f.readlines()
# Search directory
for k, line in enumerate(lines):
if line[0] != ' ':
if line.strip().lower() == self.ezfio_dir:
break
if k + 1 == len(lines):
return
# Search name
while k < len(lines):
k += 1
buffer = lines[k].split()
if len(buffer) == 0:
return
if buffer[0].lower() == self.ezfio_name:
break
v = buffer[1]
name = self.name
try:
v_eval = eval(v)
if isinstance(v_eval, bool):
v = '.%s.' % (v)
elif isinstance(v_eval, float):
v = v.replace('e', 'd')
v = v.replace('E', 'D')
v = "%(name)s = %(v)s" % locals()
except:
v = "call ezfio_get_%(v)s(%(name)s)" % locals()
self.default = v
def test_module():
T = EZFIO_Provider()
T.set_type("double precision")
T.set_name("thresh_SCF")
T.set_doc("Threshold on the convergence of the Hartree Fock energy")
T.set_ezfio_dir("Hartree_Fock")
T.set_ezfio_name("thresh_SCF")
T.set_output("output_Hartree_Fock")
print T
if __name__ == '__main__':
test_module()