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qchem.py
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qchem.py
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"""
/******************************************************************************
This source file is part of the Avogadro project.
This source code is released under the New BSD License, (the "License").
******************************************************************************/
"""
import argparse
import json
import sys
# Some globals:
targetName = 'Q-Chem'
debug = False
def getOptions():
userOptions = {}
userOptions['Title'] = {}
userOptions['Title']['type'] = 'string'
userOptions['Title']['default'] = ''
userOptions['Calculation Type'] = {}
userOptions['Calculation Type']['type'] = "stringList"
userOptions['Calculation Type']['default'] = 1
userOptions['Calculation Type']['values'] = \
['Single Point', 'Equilibrium Geometry', 'Frequencies']
userOptions['Theory'] = {}
userOptions['Theory']['type'] = "stringList"
userOptions['Theory']['default'] = 2
userOptions['Theory']['values'] = \
['HF', 'MP2', 'B3LYP', 'B3LYP5', 'EDF1', 'M062X', 'CCSD']
userOptions['Basis'] = {}
userOptions['Basis']['type'] = "stringList"
userOptions['Basis']['default'] = 2
userOptions['Basis']['values'] = \
['STO-3G', '3-21G', '6-31G(d)', '6-31G(d,p)', '6-31+G(d)', '6-311G(d)',
'cc-pVDZ', 'cc-pVTZ', 'LANL2DZ', 'LACVP']
userOptions['Filename Base'] = {}
userOptions['Filename Base']['type'] = 'string'
userOptions['Filename Base']['default'] = 'job'
userOptions['Charge'] = {}
userOptions['Charge']['type'] = "integer"
userOptions['Charge']['default'] = 0
userOptions['Charge']['minimum'] = -9
userOptions['Charge']['maximum'] = 9
userOptions['Multiplicity'] = {}
userOptions['Multiplicity']['type'] = "integer"
userOptions['Multiplicity']['default'] = 1
userOptions['Multiplicity']['minimum'] = 1
userOptions['Multiplicity']['maximum'] = 6
# TODO Coordinate format (need zmatrix)
opts = {'userOptions': userOptions}
return opts
def generateInputFile(opts):
# Extract options:
title = opts['Title']
calculate = opts['Calculation Type']
theory = opts['Theory']
basis = opts['Basis']
charge = opts['Charge']
multiplicity = opts['Multiplicity']
# Convert to code-specific strings
calcStr = ''
if calculate == 'Single Point':
calcStr = 'SP'
elif calculate == 'Equilibrium Geometry':
calcStr = 'Opt'
elif calculate == 'Frequencies':
calcStr = 'Freq'
else:
raise Exception('Unhandled calculation type: %s' % calculate)
theoryStr = ''
if theory in ['HF', 'B3LYP', 'B3LYP5', 'EDF1', 'M062X', 'MP2', 'CCSD']:
theoryStr = theory
else:
raise Exception('Unhandled theory type: %s' % theory)
basisStr = ''
if basis in ['STO-3G', '3-21G', '6-31G(d)', '6-31G(d,p)', '6-31+G(d)',
'6-311G(d)', 'cc-pVDZ', 'cc-pVTZ']:
basisStr = 'BASIS %s' % basis
elif basis in ['LANL2DZ', 'LACVP']:
basisStr = 'ECP %s' % basis
else:
raise Exception('Unhandled basis type: %s' % basis)
output = ''
output += '$rem\n'
output += ' JOBTYPE %s\n' % calcStr
output += ' METHOD %s\n' % theoryStr
output += ' %s\n' % basisStr
output += ' GUI 2\n'
output += '$end\n\n'
output += '$comment\n %s\n$end\n\n' % title
output += '$molecule\n'
output += ' %s %s\n' % (charge, multiplicity)
output += '$$coords:___Sxyz$$\n'
output += '$end\n'
return output
def generateInput():
# Read options from stdin
stdinStr = sys.stdin.read()
# Parse the JSON strings
opts = json.loads(stdinStr)
# Generate the input file
inp = generateInputFile(opts['options'])
# Basename for input files:
baseName = opts['options']['Filename Base']
# Prepare the result
result = {}
# Input file text -- will appear in the same order in the GUI as they are
# listed in the array:
files = []
files.append({'filename': '%s.qcin' % baseName, 'contents': inp})
if debug:
files.append({'filename': 'debug_info', 'contents': stdinStr})
result['files'] = files
# Specify the main input file. This will be used by MoleQueue to determine
# the value of the $$inputFileName$$ and $$inputFileBaseName$$ keywords.
result['mainFile'] = '%s.qcin' % baseName
return result
if __name__ == "__main__":
parser = argparse.ArgumentParser('Generate a %s input file.' % targetName)
parser.add_argument('--debug', action='store_true')
parser.add_argument('--print-options', action='store_true')
parser.add_argument('--generate-input', action='store_true')
parser.add_argument('--display-name', action='store_true')
parser.add_argument('--lang', nargs='?', default='en')
args = vars(parser.parse_args())
debug = args['debug']
if args['display_name']:
print(targetName)
if args['print_options']:
print(json.dumps(getOptions()))
elif args['generate_input']:
print(json.dumps(generateInput()))