def SupplierFromDetails(details):
from rdkit.VLib.NodeLib.DbMolSupply import DbMolSupplyNode
from rdkit.VLib.NodeLib.SmilesSupply import SmilesSupplyNode
if details.dbName:
conn = DbConnect(details.dbName, details.tableName)
suppl = DbMolSupplyNode(conn.GetData())
else:
suppl = SmilesSupplyNode(details.inFileName, delim=details.delim, nameColumn=details.nameCol,
smilesColumn=details.smiCol, titleLine=details.hasTitle)
if isinstance(details.actCol, int):
suppl.reset()
m = next(suppl)
actName = m.GetPropNames()[details.actCol]
details.actCol = actName
if isinstance(details.nameCol, int):
suppl.reset()
m = next(suppl)
nameName = m.GetPropNames()[details.nameCol]
details.nameCol = nameName
suppl.reset()
if isinstance(details.actCol, int):
suppl.reset()
m = next(suppl)
actName = m.GetPropNames()[details.actCol]
details.actCol = actName
if isinstance(details.nameCol, int):
suppl.reset()
m = next(suppl)
nameName = m.GetPropNames()[details.nameCol]
details.nameCol = nameName
suppl.reset()
return suppl
def testGetData1(self):
""" basic functionality
"""
conn = DbConnect(self.dbName, 'ten_elements')
d = conn.GetData(randomAccess=1)
assert len(d) == 10
assert tuple(d[0]) == (0, 11)
assert tuple(d[2]) == (4, 31)
self.assertRaises(IndexError, lambda: d[11])
def testGetData2(self):
""" using removeDups
"""
conn = DbConnect(self.dbName, 'ten_elements_dups')
d = conn.GetData(randomAccess=1, removeDups=1)
assert tuple(d[0]) == (0, 11)
assert tuple(d[2]) == (4, 31)
assert len(d) == 10
self.assertRaises(IndexError, lambda: d[11])
def test_ForwardDbFpSupplier(self):
# Additional tests to complete code coverage
conn = DbConnect(RDConfig.RDTestDatabase, 'simple_combined')
self.assertRaises(ValueError, DbFpSupplier.ForwardDbFpSupplier, conn.GetData(),
fpColName='typo')
suppl = DbFpSupplier.ForwardDbFpSupplier(conn.GetData(), fpColName='AutoFragmentFp')
self.assertIn('ID', suppl.GetColumnNames())
def GetFingerprints(details):
""" returns an iterable sequence of fingerprints
each fingerprint will have a _fieldsFromDb member whose first entry is
the id.
"""
if details.dbName and details.tableName:
try:
conn = DbConnect(details.dbName, details.tableName)
if hasattr(details, 'dbUser'):
conn.user = details.dbUser
if hasattr(details, 'dbPassword'):
conn.password = details.dbPassword
except:
import traceback
FingerprintMols.error(
'Error: Problems establishing connection to database: %s|%s\n'
% (details.dbName, details.tableName))
traceback.print_exc()
cmd = _ConstructSQL(details, extraFields=details.fpColName)
curs = conn.GetCursor()
#curs.execute(cmd)
#print 'CURSOR:',curs,curs.closed
if _dataSeq:
suppl = _dataSeq(curs,
cmd,
depickle=not details.noPickle,
klass=DataStructs.ExplicitBitVect)
_dataSeq._conn = conn
else:
suppl = DbFpSupplier.ForwardDbFpSupplier(
data, fpColName=details.fpColName)
elif details.inFileName:
conn = None
try:
inF = open(details.inFileName, 'r')
except IOError:
import traceback
FingerprintMols.error('Error: Problems reading from file %s\n' %
(details.inFileName))
traceback.print_exc()
supple = []
done = 0
while not done:
try:
id, fp = cPickle.load(inF)
except:
done = 1
else:
fp._fieldsFromDb = [id]
suppl.append(fp)
else:
suppl = None
return suppl
def GetDataSetInfo(self, **kwargs):
""" Returns a MLDataSet pulled from a database using our stored
values.
"""
conn = DbConnect(self.dbName, self.tableName)
res = conn.GetColumnNamesAndTypes(join=self.dbJoin,
what=self.dbWhat,
where=self.dbWhere)
return res
def ScreenInDb(details, mol):
try:
probeFp = apply(FingerprintMols.FingerprintMol, (mol, ),
details.__dict__)
except:
import traceback
FingerprintMols.error('Error: problems fingerprinting molecule.\n')
traceback.print_exc()
return []
if details.dbName and details.tableName:
try:
conn = DbConnect(details.dbName, details.tableName)
if hasattr(details, 'dbUser'):
conn.user = details.dbUser
if hasattr(details, 'dbPassword'):
conn.password = details.dbPassword
except:
import traceback
FingerprintMols.error(
'Error: Problems establishing connection to database: %s|%s\n'
% (details.dbName, details.tableName))
traceback.print_exc()
if details.metric not in (DataStructs.TanimotoSimilarity,
DataStructs.DiceSimilarity,
DataStructs.CosineSimilarity):
data = GetFingerprints(details)
res = ScreenFingerprints(details, data, mol)
else:
res = []
if details.metric == DataStructs.TanimotoSimilarity:
func = 'rd_tanimoto'
pkl = probeFp.ToBitString()
elif details.metric == DataStructs.DiceSimilarity:
func = 'rd_dice'
pkl = probeFp.ToBitString()
elif details.metric == DataStructs.CosineSimilarity:
func = 'rd_cosine'
pkl = probeFp.ToBitString()
extraFields = "%s(%s,%s) as tani" % (func, DbModule.placeHolder,
details.fpColName)
cmd = _ConstructSQL(details, extraFields=extraFields)
if details.doThreshold:
# we need to do a subquery here:
cmd = "select * from (%s) tmp where tani>%f" % (
cmd, details.screenThresh)
cmd += " order by tani desc"
if not details.doThreshold and details.topN > 0:
cmd += " limit %d" % details.topN
curs = conn.GetCursor()
curs.execute(cmd, (pkl, ))
res = curs.fetchall()
return res
def GetComposites(details):
res = []
if details.persistTblName and details.inNote:
conn = DbConnect(details.dbName,details.persistTblName)
mdls = conn.GetData(fields='MODEL',where="where note='%s'"%(details.inNote))
for row in mdls:
rawD = row[0]
res.append(cPickle.loads(str(rawD)))
elif details.composFileName:
res.append(cPickle.load(open(details.composFileName,'rb')))
return res
def testGetData5(self):
""" using a RandomAccessDbResultSet with a Transform
"""
fn = lambda x: (x[0], x[1] * 2)
conn = DbConnect(self.dbName, 'ten_elements')
d = conn.GetData(randomAccess=1, transform=fn)
assert tuple(d[0]) == (0, 22), str(d[0])
assert tuple(d[2]) == (4, 62)
assert len(d) == 10
self.assertRaises(IndexError, lambda: d[11])
def GetFingerprints(details):
""" returns an iterable sequence of fingerprints
each fingerprint will have a _fieldsFromDb member whose first entry is
the id.
"""
if details.dbName and details.tableName:
try:
conn = DbConnect(details.dbName, details.tableName)
if hasattr(details, "dbUser"):
conn.user = details.dbUser
if hasattr(details, "dbPassword"):
conn.password = details.dbPassword
except Exception:
import traceback
FingerprintMols.error(
"Error: Problems establishing connection to database: %s|%s\n" % (details.dbName, details.tableName)
)
traceback.print_exc()
cmd = _ConstructSQL(details, extraFields=details.fpColName)
curs = conn.GetCursor()
# curs.execute(cmd)
# print 'CURSOR:',curs,curs.closed
if _dataSeq:
suppl = _dataSeq(curs, cmd, depickle=not details.noPickle, klass=DataStructs.ExplicitBitVect)
_dataSeq._conn = conn
else:
suppl = DbFpSupplier.ForwardDbFpSupplier(data, fpColName=details.fpColName)
elif details.inFileName:
conn = None
try:
inF = open(details.inFileName, "r")
except IOError:
import traceback
FingerprintMols.error("Error: Problems reading from file %s\n" % (details.inFileName))
traceback.print_exc()
suppl = []
done = 0
while not done:
try:
ID, fp = cPickle.load(inF)
except Exception:
done = 1
else:
fp._fieldsFromDb = [ID]
suppl.append(fp)
else:
suppl = None
return suppl
def DBToData(dbName, tableName, user='******', password='******', dupCol=-1, what='*', where='',
join='', pickleCol=-1, pickleClass=None, ensembleIds=None):
""" constructs an _MLData.MLDataSet_ from a database
**Arguments**
- dbName: the name of the database to be opened
- tableName: the table name containing the data in the database
- user: the user name to be used to connect to the database
- password: the password to be used to connect to the database
- dupCol: if nonzero specifies which column should be used to recognize
duplicates.
**Returns**
an _MLData.MLDataSet_
**Notes**
- this uses Dbase.DataUtils functionality
"""
conn = DbConnect(dbName, tableName, user, password)
res = conn.GetData(fields=what, where=where, join=join, removeDups=dupCol, forceList=1)
nPts = len(res)
vals = [None] * nPts
ptNames = [None] * nPts
classWorks = True
for i in range(nPts):
tmp = list(res[i])
ptNames[i] = tmp.pop(0)
if pickleCol >= 0:
if not pickleClass or not classWorks:
tmp[pickleCol] = cPickle.loads(str(tmp[pickleCol]))
else:
try:
tmp[pickleCol] = pickleClass(str(tmp[pickleCol]))
except Exception:
tmp[pickleCol] = cPickle.loads(str(tmp[pickleCol]))
classWorks = False
if ensembleIds:
tmp[pickleCol] = BitUtils.ConstructEnsembleBV(tmp[pickleCol], ensembleIds)
else:
if ensembleIds:
tmp = TakeEnsemble(tmp, ensembleIds, isDataVect=True)
vals[i] = tmp
varNames = conn.GetColumnNames(join=join, what=what)
data = MLData.MLDataSet(vals, varNames=varNames, ptNames=ptNames)
return data
def ScreenInDb(details, mol):
try:
probeFp = apply(FingerprintMols.FingerprintMol, (mol,), details.__dict__)
except Exception:
import traceback
FingerprintMols.error("Error: problems fingerprinting molecule.\n")
traceback.print_exc()
return []
if details.dbName and details.tableName:
try:
conn = DbConnect(details.dbName, details.tableName)
if hasattr(details, "dbUser"):
conn.user = details.dbUser
if hasattr(details, "dbPassword"):
conn.password = details.dbPassword
except Exception:
import traceback
FingerprintMols.error(
"Error: Problems establishing connection to database: %s|%s\n" % (details.dbName, details.tableName)
)
traceback.print_exc()
if details.metric not in (DataStructs.TanimotoSimilarity, DataStructs.DiceSimilarity, DataStructs.CosineSimilarity):
data = GetFingerprints(details)
res = ScreenFingerprints(details, data, mol)
else:
res = []
if details.metric == DataStructs.TanimotoSimilarity:
func = "rd_tanimoto"
pkl = probeFp.ToBitString()
elif details.metric == DataStructs.DiceSimilarity:
func = "rd_dice"
pkl = probeFp.ToBitString()
elif details.metric == DataStructs.CosineSimilarity:
func = "rd_cosine"
pkl = probeFp.ToBitString()
extraFields = "%s(%s,%s) as tani" % (func, DbModule.placeHolder, details.fpColName)
cmd = _ConstructSQL(details, extraFields=extraFields)
if details.doThreshold:
# we need to do a subquery here:
cmd = "select * from (%s) tmp where tani>%f" % (cmd, details.screenThresh)
cmd += " order by tani desc"
if not details.doThreshold and details.topN > 0:
cmd += " limit %d" % details.topN
curs = conn.GetCursor()
curs.execute(cmd, (pkl,))
res = curs.fetchall()
return res
def testGetData4(self):
""" non random access
"""
conn = DbConnect(self.dbName, 'ten_elements')
d = conn.GetData(randomAccess=0)
self.assertRaises(TypeError, lambda: len(d))
rs = []
for thing in d:
rs.append(thing)
assert len(rs) == 10
assert tuple(rs[0]) == (0, 11)
assert tuple(rs[2]) == (4, 31)
def testGetData6(self):
""" using a DbResultSet with a Transform
"""
fn = lambda x: (x[0], x[1] * 2)
conn = DbConnect(self.dbName, 'ten_elements')
d = conn.GetData(randomAccess=0, transform=fn)
self.assertRaises(TypeError, lambda: len(d))
rs = []
for thing in d:
rs.append(thing)
assert len(rs) == 10
assert tuple(rs[0]) == (0, 22)
assert tuple(rs[2]) == (4, 62)
def _confirm(self, tblName):
conn = DbConnect(self.dbName, tblName)
res = conn.GetColumnNamesAndTypes()
assert len(res) == len(self.colHeads), 'bad number of columns'
names = [x[0] for x in res]
for i in range(len(names)):
assert names[i].upper() == self.colHeads[i].upper(
), 'bad column head'
if RDConfig.useSqlLite:
# doesn't seem to be any column type info available
return
types = [x[1] for x in res]
for i in range(len(types)):
assert types[i] == self.colTypes[i], 'bad column type'
def test5TestBackwardsCompat(self):
if os.path.exists('testData/bzr/Compounds.sqlt'):
os.unlink('testData/bzr/Compounds.sqlt')
if os.path.exists('testData/bzr/AtomPairs.sqlt'):
os.unlink('testData/bzr/AtomPairs.sqlt')
if os.path.exists('testData/bzr/Descriptors.sqlt'):
os.unlink('testData/bzr/Descriptors.sqlt')
if os.path.exists('testData/bzr/Fingerprints.sqlt'):
os.unlink('testData/bzr/Fingerprints.sqlt')
p = subprocess.Popen(
('python', 'CreateDb.py', '--dbDir=testData/bzr',
'--noFingerprints', '--noDescriptors', 'testData/bzr.sdf'))
res = p.wait()
self.failIf(res)
p = None
conn = DbConnect('testData/bzr/AtomPairs.sqlt')
curs = conn.GetCursor()
curs.execute(
'create table tmp as select compound_id,atompairfp,torsionfp from atompairs'
)
p = subprocess.Popen(
('python', 'SearchDb.py', '--dbDir=testData/bzr',
'--molFormat=sdf', '--topN=5', '--outF=testData/bzr/search.out',
'--similarityType=AtomPairs', '--pairTableName=tmp',
'testData/bzr.sdf'))
res = p.wait()
self.failIf(res)
p = None
self.failUnless(os.path.exists('testData/bzr/search.out'))
inF = file('testData/bzr/search.out', 'r')
lines = inF.readlines()
inF = None
self.failUnlessEqual(len(lines), 163)
splitLs = [x.strip().split(',') for x in lines]
for line in splitLs:
lbl = line[0]
i = 1
nbrs = {}
lastVal = 1.0
while i < len(line):
nbrs[line[i]] = line[i + 1]
self.failUnless(float(line[i + 1]) <= lastVal)
lastVal = float(line[i + 1])
i += 2
self.failUnless(nbrs.has_key(lbl))
self.failUnless(nbrs[lbl] == '1.000')
os.unlink('testData/bzr/search.out')
def _ConnectToDatabase(details) -> DbConnect:
if details.dbName and details.tableName:
try:
conn = DbConnect(details.dbName, details.tableName)
if hasattr(details, 'dbUser'):
conn.user = details.dbUser
if hasattr(details, 'dbPassword'):
conn.password = details.dbPassword
return conn
except Exception:
import traceback
FingerprintMols.error(f'Error: Problems establishing connection to '
f'database:{details.dbName}|{details.tableName}\n')
traceback.print_exc()
return None
def test0Ranker(self):
nbits = 5000
conn = DbConnect(_testDatabase)
fps = getFingerprints(conn)
nameAct = getNameAct(conn)
sl = len(list(fps.values())[0])
rnkr = InfoTheory.InfoBitRanker(sl, 2, InfoTheory.InfoType.ENTROPY)
print("Collecting Votes ....")
for key in nameAct.keys():
if nameAct[key] == 100:
rnkr.AccumulateVotes(fps[key], 0)
if nameAct[key] == 0:
rnkr.AccumulateVotes(fps[key], 1)
# now do the ranking
print("ranking bits ....")
topN = rnkr.GetTopN(nbits)
# get the combichem ranked list from a file
cfile = os.path.join('test_data', 'combiRank.out')
combiInfo = ReadCombiInfo(cfile)
# now check if the infocontents are the same as the combichem stuff
print("Comparing bit info contents ....")
for i in range(900):
assert feq(topN[i, 1], combiInfo[i])
ofile = os.path.join('test_data', 'rdTopBits.txt')
rnkr.WriteTopBitsToFile(ofile)
def testGetData1(self):
""" basic functionality
"""
conn = DbConnect(self.dbName, 'ten_elements')
d = conn.GetData(randomAccess=1)
assert len(d) == 10
assert tuple(d[0]) == (0, 11)
assert tuple(d[2]) == (4, 31)
self.assertRaises(IndexError, lambda: d[11])
d = conn.GetColumns(fields='id,val')
self.assertEqual(len(d), 10)
assert tuple(d[0]) == (0, 11)
assert tuple(d[2]) == (4, 31)
self.assertEqual(conn.GetDataCount(), 10)
def test1BiasRanker(self):
nbits = 5000
dbName = os.path.join('../', 'test_data', 'FEW_CDK2.GDB')
conn = DbConnect(dbName)
fps = getFingerprints(conn)
nameAct = getNameAct(conn)
sl = len(fps.values()[0])
rnkr = InfoTheory.InfoBitRanker(sl, 2, InfoTheory.InfoType.BIASENTROPY)
rnkr.SetBiasList([0])
print("Collecting Votes ....")
for key in nameAct.keys():
if nameAct[key] == 100:
rnkr.AccumulateVotes(fps[key], 0)
if nameAct[key] == 0:
rnkr.AccumulateVotes(fps[key], 1)
# now do the ranking
print("ranking bits ....")
topN = rnkr.GetTopN(nbits)
# get the combichem ranked list from a file
cfile = os.path.join('test_data', 'combiRank.out')
combiInfo = ReadCombiInfo(cfile)
# now check if the infocontents are the same as the combichem stuff
print("Comparing bit info contents ....")
for i in range(nbits):
assert feq(topN[i, 1], combiInfo[i])
def getTestData(self):
dbName = RDConfig.RDTestDatabase
conn = DbConnect(dbName, 'simple_mols1')
mols = []
for smi, ID in conn.GetData():
mol = Chem.MolFromSmiles(str(smi))
mol.SetProp('_Name', str(ID))
mols.append(mol)
# Calculate fingerprints
probefps = []
for mol in mols:
fp = Chem.RDKFingerprint(mol)
fp._id = mol.GetProp('_Name')
probefps.append(fp)
return probefps
def GetAllDescriptorNames(db, tbl1, tbl2, user='******', password='******'):
""" gets possible descriptor names from a database
**Arguments**
- db: the name of the database to use
- tbl1: the name of the table to be used for reading descriptor values
- tbl2: the name of the table to be used for reading notes about the
descriptors (*descriptions of the descriptors if you like*)
- user: the user name for DB access
- password: the password for DB access
**Returns**
a 2-tuple containing:
1) a list of column names
2) a list of column descriptors
**Notes**
- this uses _Dbase.DbInfo_ and Dfunctionality for querying the database
- it is assumed that tbl2 includes 'property' and 'notes' columns
"""
from rdkit.Dbase.DbConnection import DbConnect
conn = DbConnect(db, user=user, password=password)
colNames = conn.GetColumnNames(table=tbl1)
colDesc = map(lambda x: (x[0].upper(), x[1]),
conn.GetColumns('property,notes', table=tbl2))
for name, desc in countOptions:
colNames.append(name)
colDesc.append((name, desc))
return colNames, colDesc
def testAddTable(self):
""" tests AddTable and GetTableNames functionalities """
newTblName = 'NEW_TABLE'
conn = DbConnect(self.tempDbName)
try:
conn.GetCursor().execute('drop table %s' % (newTblName))
except Exception:
pass
conn.Commit()
self.assertNotIn(newTblName, [x.strip() for x in conn.GetTableNames()])
conn.AddTable(newTblName, 'id int')
self.assertIn(newTblName, [x.strip() for x in conn.GetTableNames()])
self.assertEqual(conn.GetColumnNames(table=newTblName), ['id'])
conn.GetCursor().execute('drop table %s' % (newTblName))
def test_GetTableNames(self):
# We can get the table names of a database with prior instantiation of a cursor
conn = DbConnect(self.tempDbName)
conn.GetCursor()
names_Cursor = sorted(conn.GetTableNames())
# and without (this tests functionality of DbInfo
conn = DbConnect(self.tempDbName)
names_noCursor = sorted(conn.GetTableNames())
self.assertEqual(names_Cursor, names_noCursor)
def _init(self, refCompos, copyBounds=0):
BuildComposite._verbose = 0
conn = DbConnect(self.details.dbName, self.details.tableName)
cols = [x.upper() for x in conn.GetColumnNames()]
cDescs = [x.upper() for x in refCompos.GetDescriptorNames()]
self.assertEqual(cols, cDescs)
self.details.nModels = 10
self.details.lockRandom = 1
self.details.randomSeed = refCompos._randomSeed
self.details.splitFrac = refCompos._splitFrac
if self.details.splitFrac:
self.details.splitRun = 1
else:
self.details.splitRun = 0
if not copyBounds:
self.details.qBounds = [0] * len(cols)
else:
self.details.qBounds = refCompos.GetQuantBounds()[0]
def _setupDb(self):
from rdkit.Dbase.DbConnection import DbConnect
fName = RDConfig.RDTestDatabase
if RDConfig.useSqlLite:
_, tempName = tempfile.mkstemp(suffix='sqlt')
self.tempDbName = tempName
shutil.copyfile(fName, tempName)
else: # pragma: nocover
tempName = '::RDTests'
self.conn = DbConnect(tempName)
self.dbTblName = 'bit_ensemble_test'
return self.conn
def testCursor(self):
""" tests GetCursor and GetTableNames functionalities """
viewName = 'TEST_VIEW'
conn = DbConnect(self.tempDbName)
curs = conn.GetCursor()
assert curs
try:
curs.execute('drop view %s' % (viewName))
except Exception:
pass
try:
curs.execute('create view %s as select val,id from ten_elements' %
(viewName))
except Exception:
import traceback
traceback.print_exc()
raise AssertionError('create view failed')
conn.Commit()
self.assertNotIn(
viewName, [x.strip() for x in conn.GetTableNames(includeViews=0)],
'improper view found')
self.assertIn(viewName,
[x.strip() for x in conn.GetTableNames(includeViews=1)],
'improper view not found')
try:
curs.execute('drop view %s' % (viewName))
except Exception:
raise AssertionError('drop table failed')
def testCursor(self):
""" tests GetCursor and GetTableNames functionalities """
viewName = 'TEST_VIEW'
conn = DbConnect(self.tempDbName)
curs = conn.GetCursor()
assert curs
try:
curs.execute('drop view %s' % (viewName))
except Exception:
pass
try:
curs.execute('create view %s as select val,id from ten_elements' %
(viewName))
except Exception:
import traceback
traceback.print_exc()
assert 0
conn.Commit()
names = [x.strip() for x in conn.GetTableNames(includeViews=0)]
assert viewName not in names, 'improper view found'
names = [x.strip() for x in conn.GetTableNames(includeViews=1)]
assert viewName in names, 'improper view found in %s' % (str(names))
try:
curs.execute('drop view %s' % (viewName))
except Exception:
assert 0, 'drop table failed'
def Store(self,
db='models.gdb',
table='results',
user='******',
password='******'):
""" adds the result to a database
**Arguments**
- db: name of the database to use
- table: name of the table to use
- user&password: connection information
"""
cn = DbConnect(db, table, user, password)
curs = cn.GetCursor()
self._CreateTable(cn, table)
cols = []
vals = []
for name, _ in self.fields:
try:
v = getattr(self, name)
except AttributeError:
pass
else:
cols.append('%s' % name)
vals.append(v)
nToDo = len(vals)
qs = ','.join([DbModule.placeHolder] * nToDo)
vals = tuple(vals)
cmd = 'insert into %s (%s) values (%s)' % (table, ','.join(cols), qs)
curs.execute(cmd, vals)
cn.Commit()
def testInsertData(self):
""" tests InsertData and InsertColumnData functionalities """
newTblName = 'NEW_TABLE'
conn = DbConnect(self.tempDbName)
try:
conn.GetCursor().execute('drop table %s' % (newTblName))
except Exception:
pass
conn.Commit()
conn.AddTable(newTblName, 'id int,val1 int, val2 int')
for i in range(10):
conn.InsertData(newTblName, (i, i + 1, 2 * i))
conn.Commit()
d = conn.GetData(table=newTblName)
assert len(d) == 10
d = None
try:
conn.GetCursor().execute('drop table %s' % (newTblName))
except Exception:
assert 0, 'drop table failed'
def testAddTable(self):
""" tests AddTable and GetTableNames functionalities """
newTblName = 'NEW_TABLE'
conn = DbConnect(self.tempDbName)
try:
conn.GetCursor().execute('drop table %s' % (newTblName))
except Exception:
pass
conn.Commit()
conn.AddTable(newTblName, 'id int')
names = [x.strip() for x in conn.GetTableNames()]
assert newTblName in names, 'name (%s) not found in %s' % (newTblName,
str(names))
conn.GetCursor().execute('drop table %s' % (newTblName))
def testGetData3(self):
""" without removeDups
"""
conn = DbConnect(self.dbName, 'ten_elements_dups')
d = conn.GetData(randomAccess=1, removeDups=-1)
assert tuple(d[0]) == (0, 11)
assert tuple(d[2]) == (2, 21)
assert len(d) == 20
self.assertRaises(IndexError, lambda: d[21])
# repeat that test to make sure the table argument works
conn = DbConnect(self.dbName, 'ten_elements')
d = conn.GetData(table='ten_elements_dups',
randomAccess=1,
removeDups=-1)
assert tuple(d[0]) == (0, 11)
assert tuple(d[2]) == (2, 21)
assert len(d) == 20
self.assertRaises(IndexError, lambda: d[21])