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mirror of https://github.com/LCPQ/EMSL_Basis_Set_Exchange_Local synced 2024-06-01 02:45:27 +02:00
EMSL_Basis_Set_Exchange_Local/src/EMSL_dump.py
2015-03-17 15:39:51 +01:00

310 lines
9.6 KiB
Python

import os
import sys
import re
import time
import sqlite3
from collections import OrderedDict
from src.parser_handler import format_dict
def install_with_pip(name):
ins = False
d = {'y': True,
'n': False}
while True:
choice = raw_input('Do you want to install it ? [Y/N]')
try:
ins = d[choice.lower()]
break
except:
print "not a valid choice"
if ins:
try:
import pip
pip.main(['install', name])
except:
print "You need pip"
print "(http://pip.readthedocs.org/en/latest/installing.html)"
sys.exit(1)
class EMSL_dump:
"""
This call implement all you need for download the EMSL and save it localy
"""
def __init__(self, db_path=None, format="GAMESS-US", contraction="True"):
self.db_path = db_path
if format not in format_dict:
print >> sys.stderr, "Format {0} doesn't exist. Choose in:".format(
format)
print >> sys.stderr, format_dict.keys()
sys.exit(1)
else:
self.format = format
if format_dict[self.format]:
self.parser = format_dict[self.format]
else:
print >> sys.stderr, "We have no parser for this format"
print >> sys.stderr, "Fill free to Fock /pull request"
print >> sys.stderr, "You just need to add a function like"
print >> sys.stderr, "'parse_basis_data_gamess_us' to parse you'r format"
self.contraction = str(contraction)
self.debug = True
try:
import requests
except:
print "You need the requests package"
install_with_pip("requests")
finally:
self.requests = requests
def get_list_format(self):
"""List all the format available in EMSL"""
return format_dict
def set_db_path(self, path):
"""Define the database path"""
self.db_path = path
def dwl_basis_list_raw(self):
"""Return the source code of the iframe
who contains the list of the basis set available"""
print "Download all the name available in EMSL."
print "It can take some time.",
sys.stdout.flush()
url = "https://bse.pnl.gov/bse/portal/user/anon/js_peid/11535052407933/panel/Main/template/content"
if self.debug:
import cPickle as pickle
dbcache = 'db/cache'
if not os.path.isfile(dbcache):
page = self.requests.get(url).text
file = open(dbcache, 'w')
pickle.dump(page, file)
else:
file = open(dbcache, 'r')
page = pickle.load(file)
file.close()
else:
page = self.requests.get(url).text
print "Done"
return page
def basis_list_raw_to_array(self, data_raw):
"""Parse the raw html basis set to create a dict
will all the information for dowloanding the database :
Return d[name] = [name, xml_path, description,
lits of the elements available]
Explanation of tuple data from 'tup' by index:
0 - path to xml file
1 - basis set name
2 - categorization: "dftcfit", "dftorb", "dftxfit", "diffuse",
"ecporb","effective core potential", "orbital", "polarization",
"rydberg", or "tight"
3 - parameterized elements by symbol e.g. '[H, He, B, C, N, O, F, Ne]'
4 - curation status; only 'published' is trustworthy
5 - boolean: has ECP
6 - boolean: has spin
7 - last modified date
8 - name of primary developer
9 - name of contributor
10 - human-readable summary/description of basis set
"""
d = OrderedDict()
for line in data_raw.split('\n'):
if "new basisSet(" in line:
b = line.find("(")
e = line.find(");")
s = line[b + 1:e]
tup = eval(s)
xml_path = tup[0]
# non-published (e.g. rejected) basis sets and ecp should be
# ignored
if tup[4] != "published" or "-ecp" in xml_path.lower():
continue
name = tup[1]
elts = re.sub('[["\ \]]', '', tup[3]).split(',')
des = re.sub('\s+', ' ', tup[-1])
d[name] = [name, xml_path, des, elts]
return d
# _____ _
# / __ \ | |
# | / \/_ __ ___ __ _| |_ ___
# | | | '__/ _ \/ _` | __/ _ \
# | \__/\ | | __/ (_| | || __/
# \____/_| \___|\__,_|\__\___|
#
def create_sql(self, dict_basis_list):
"""Create the sql from strach.
Take the list of basis available data,
download her, put her in sql"""
if os.path.isfile(self.db_path):
print >> sys.stderr, "FAILLURE:"
print >> sys.stderr, "{0} file alredy exist.".format(self.db_path),
print >> sys.stderr, "Delete or remove it"
sys.exit(1)
conn = sqlite3.connect(self.db_path)
c = conn.cursor()
c.execute('''CREATE TABLE basis_tab(
basis_id INTEGER PRIMARY KEY AUTOINCREMENT,
name text,
description text,
UNIQUE(name)
);''')
c.execute('''CREATE TABLE data_tab(
basis_id INTEGER,
elt TEXT,
data TEXT,
FOREIGN KEY(basis_id)
REFERENCES basis_tab(basis_id)
);''')
c.execute('''CREATE TABLE format_tab(format TEXT)''')
c.execute('''INSERT INTO format_tab VALUES (?)''', [self.format])
conn.commit()
c.execute(''' CREATE VIEW output_tab AS
SELECT basis_id,
name,
description,
elt,
data
FROM basis_tab
NATURAL JOIN data_tab
''')
import Queue
import threading
num_worker_threads = 7
attemps_max = 20
q_in = Queue.Queue(num_worker_threads)
q_out = Queue.Queue(num_worker_threads)
def worker():
"""get a Job from the q_in, do stuff,
when finish put it in the q_out"""
while True:
name, path_xml, des, elts = q_in.get()
url = "https://bse.pnl.gov:443/bse/portal/user/anon/js_peid/11535052407933/action/portlets.BasisSetAction/template/courier_content/panel/Main/"
url += "/eventSubmit_doDownload/true"
params = {'bsurl': path_xml, 'bsname': name,
'elts': " ".join(elts),
'format': self.format,
'minimize': self.contraction}
attemps = 0
while attemps < attemps_max:
text = self.requests.get(url, params=params).text
try:
basis_data = self.parser(text, name, des, elts,
self.debug)
except:
raise
time.sleep(0.1)
attemps += 1
else:
break
try:
q_out.put(basis_data)
except:
if self.debug:
print "Fail on q_out.put", basis_data
raise
else:
q_in.task_done()
def enqueue():
for [name, path_xml, des, elts] in dict_basis_list.itervalues():
q_in.put([name, path_xml, des, elts])
return 0
t = threading.Thread(target=enqueue)
t.daemon = True
t.start()
for i in range(num_worker_threads):
t = threading.Thread(target=worker)
t.daemon = True
t.start()
nb_basis = len(dict_basis_list)
for i in range(nb_basis):
name, des, basis_data = q_out.get()
q_out.task_done()
str_indice = '{:>3}'.format(i + 1)
str_ = '{0} / {1} | {2}'.format(str_indice, nb_basis, name)
# ~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~ #
# A d d _ t h e _ b a s i s _ n a m e #
# ~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~ #
try:
cmd = "INSERT INTO basis_tab(name,description) VALUES (?,?)"
c.execute(cmd, [name, des])
conn.commit()
except sqlite3.IntegrityError:
print str_, "Fail"
# ~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~ #
# A d d _ t h e _ b a s i s _ d a t a #
# ~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~#~ #
id_ = [c.lastrowid]
try:
cmd = "INSERT INTO data_tab(basis_id,elt,data) VALUES (?,?,?)"
c.executemany(cmd, [id_ + k for k in basis_data])
conn.commit()
except sqlite3.IntegrityError:
print str_, "Fail"
else:
print str_
conn.close()
q_in.join()
def new_db(self):
"""Create new_db from scratch"""
_data = self.dwl_basis_list_raw()
array_basis = self.basis_list_raw_to_array(_data)
self.create_sql(array_basis)