def test_import_flatflit(self):
fLOG(__file__,
self._testMethodName,
OutputPrint=__name__ == "__main__")
fold = os.path.abspath(os.path.split(__file__)[0])
temp = os.path.join(fold, "temp_db_bug")
if not os.path.exists(temp):
os.mkdir(temp)
text = [
"one", "two", "three", "four", "five", "six", "seven", "eight",
"nine", "ten"
]
data = [{
"name": text[random.randint(0, 9)],
"number": random.randint(0, 99)
} for i in range(0, 10000)]
filename = os.path.join(temp, "out_flatfile_tab_pos2.txt")
datatab = data[:1] + [{"name": " one\ttab", "number": 100}] + data[1:]
df = pandas.DataFrame(datatab)
df.to_csv(filename,
sep="\t",
encoding="utf8",
header=True,
index=False)
with open(filename, "r", encoding="utf8") as f:
content = f.read()
content = content.replace('"', '')
with open(filename + ".2.txt", "w", encoding="utf8") as f:
f.write(content)
dbfile = os.path.join(fold, "out_db.db3")
if os.path.exists(dbfile):
os.remove(dbfile)
import_flatfile_into_database(dbfile,
filename + ".2.txt",
table="example",
fLOG=fLOG)
db = Database(dbfile, LOG=fLOG)
db.connect()
count = db.get_table_nb_lines("example")
sch = db.get_table_columns("example")
values = db.execute_view("SELECT * FROM example")
db.close()
if count != 10001:
rows = [str(v) for v in values][:10]
mes = "\n".join(rows)
fLOG(datatab[:3])
raise Exception("expect:10001 not {0}\nROWS:\n{1}".format(
count, mes))
exp = [('name', str), ('number', int)]
if sch != exp:
raise Exception("{0}!={1} ({2})".format(sch, exp, len(datatab)))
def test_import_index(self):
fLOG(
__file__,
self._testMethodName,
OutputPrint=__name__ == "__main__")
file = os.path.join(
os.path.abspath(
os.path.split(__file__)[0]),
"data",
"ACA.PA.txt")
dbf = os.path.join(
os.path.abspath(
os.path.split(__file__)[0]),
"temp_database_index.db3")
if os.path.exists(dbf):
os.remove(dbf)
fLOG("import flat file")
ntbl2 = import_flatfile_into_database(dbf, file, fLOG=fLOG)
fLOG("import flat file pandas")
ntbl3 = import_flatfile_into_database_pandas(dbf, file, fLOG=fLOG, table="pandas_table",
chunksize=500, sep="\t")
fLOG("-----------------")
db = Database(dbf, LOG=fLOG)
db.connect()
tbl1 = pandas.read_sql("SELECT * FROM " + ntbl2, db._connection)
tbl2 = pandas.read_sql("SELECT * FROM " + ntbl3, db._connection)
db.close()
self.assertEqual(tbl1.shape, tbl2.shape)
self.assertEqual(list(tbl1.columns), list(tbl2.columns))
self.assertEqual(list(tbl1.dtypes), list(tbl2.dtypes))
assert os.path.exists(dbf)
db = Database(dbf, LOG=fLOG)
db.connect()
db.create_index("index1", "ACAPA", "Date")
li = db.get_index_list()
self.assertEqual(
li, [('index1', 'ACAPA', 'CREATE INDEX index1 ON ACAPA (Date)', ('Date',))])
line = db.get_table_nfirst_lines("ACAPA")
col = [_[0] for _ in db.get_table_columns("ACAPA")]
line = line[0]
add = {k: v for k, v in zip(col, line)}
db.insert("ACAPA", add)
db.commit()
db.update("ACAPA", "Date", add["Date"], add)
db.commit()
db.close()
def test_import_index(self):
fLOG(__file__,
self._testMethodName,
OutputPrint=__name__ == "__main__")
file = os.path.join(os.path.abspath(os.path.split(__file__)[0]),
"data", "ACA.PA.txt")
dbf = os.path.join(os.path.abspath(os.path.split(__file__)[0]),
"temp_database_index.db3")
if os.path.exists(dbf):
os.remove(dbf)
fLOG("import flat file")
ntbl2 = import_flatfile_into_database(dbf, file, fLOG=fLOG)
fLOG("import flat file pandas")
ntbl3 = import_flatfile_into_database_pandas(dbf,
file,
fLOG=fLOG,
table="pandas_table",
chunksize=500,
sep="\t")
fLOG("-----------------")
db = Database(dbf, LOG=fLOG)
db.connect()
tbl1 = pandas.read_sql("SELECT * FROM " + ntbl2, db._connection)
tbl2 = pandas.read_sql("SELECT * FROM " + ntbl3, db._connection)
db.close()
self.assertEqual(tbl1.shape, tbl2.shape)
self.assertEqual(list(tbl1.columns), list(tbl2.columns))
self.assertEqual(list(tbl1.dtypes), list(tbl2.dtypes))
assert os.path.exists(dbf)
db = Database(dbf, LOG=fLOG)
db.connect()
db.create_index("index1", "ACAPA", "Date")
li = db.get_index_list()
self.assertEqual(
li, [('index1', 'ACAPA', 'CREATE INDEX index1 ON ACAPA (Date)',
('Date', ))])
line = db.get_table_nfirst_lines("ACAPA")
col = [_[0] for _ in db.get_table_columns("ACAPA")]
line = line[0]
add = {k: v for k, v in zip(col, line)}
db.insert("ACAPA", add)
db.commit()
db.update("ACAPA", "Date", add["Date"], add)
db.commit()
db.close()
def test_import_flatflitand_copy(self) :
fLOG (__file__, self._testMethodName, OutputPrint = __name__ == "__main__")
file = os.path.join(os.path.abspath(os.path.split(__file__)[0]), "data", "ACA.PA.txt")
dbf = os.path.join(os.path.abspath(os.path.split(__file__)[0]), "temp_database_copy.db3")
if os.path.exists(dbf) : os.remove(dbf)
dbf2 = os.path.join(os.path.abspath(os.path.split(__file__)[0]), "out_copy.db3")
if os.path.exists(dbf2) : os.remove(dbf2)
import_flatfile_into_database(dbf, file, fLOG = fLOG)
assert os.path.exists(dbf)
db = Database(dbf, LOG = fLOG)
dbm = Database(dbf2, LOG = fLOG)
db.copy_to(dbm)
db.connect()
dbm.connect()
tbls = dbm.get_table_list()
if len(tbls)!=1 : raise Exception("expects one table not %d" % len(tbls))
view = db.execute_view("SELECT * FROM ACAPA")
viewm = dbm.execute_view("SELECT * FROM ACAPA")
db.close()
dbm.close()
assert len(view) == len(viewm)
dbm2 = Database(":memory:", LOG = fLOG)
db.copy_to(dbm2)
dbm2.connect()
tbls = dbm2.get_table_list()
if len(tbls)!=1 : raise Exception("expects one table not %d" % len(tbls))
viewm2 = dbm2.execute_view("SELECT * FROM ACAPA")
dbm2.close()
assert len(view) == len(viewm2)
def test_import_flatflit(self) :
fLOG (__file__, self._testMethodName, OutputPrint = __name__ == "__main__")
fold = os.path.abspath(os.path.split(__file__)[0])
temp = os.path.join(fold, "temp_db_bug")
if not os.path.exists(temp) : os.mkdir(temp)
text = [ "one","two","three","four","five","six","seven","eight","nine","ten" ]
data = [ { "name": text[random.randint(0,9)], "number": random.randint(0,99)} \
for i in range(0,10000) ]
filename = os.path.join(temp, "out_flatfile_tab_pos2.txt")
datatab = data[:1] + [ {"name": " one\ttab", "number":100 } ] + data[1:]
df = pandas.DataFrame(datatab)
df.to_csv(filename, sep="\t", encoding="utf8", header=True, index=False)
with open(filename,"r",encoding="utf8") as f : content = f.read()
content = content.replace('"','')
with open(filename + ".2.txt","w",encoding="utf8") as f : f.write(content)
dbfile = os.path.join(fold, "out_db.db3")
if os.path.exists(dbfile) : os.remove(dbfile)
import_flatfile_into_database(dbfile, filename + ".2.txt", table="example", fLOG = fLOG)
db = Database(dbfile, LOG = fLOG)
db.connect()
count = db.get_table_nb_lines("example")
sch = db.get_table_columns("example")
values = db.execute_view("SELECT * FROM example")
db.close()
if count != 10001 :
rows = [ str(v) for v in values ] [:10]
mes = "\n".join(rows)
fLOG(datatab[:3])
raise Exception("expect:10001 not {0}\nROWS:\n{1}".format(count,mes))
exp = [('name', str), ('number', int)]
if sch != exp:
raise Exception("{0}!={1} ({2})".format(sch, exp, len(datatab)))
def test_import_flatflitand_copy(self):
fLOG(__file__,
self._testMethodName,
OutputPrint=__name__ == "__main__")
file = os.path.join(os.path.abspath(os.path.split(__file__)[0]),
"data", "ACA.PA.txt")
dbf = os.path.join(os.path.abspath(os.path.split(__file__)[0]),
"temp_database_copy.db3")
if os.path.exists(dbf):
os.remove(dbf)
dbf2 = os.path.join(os.path.abspath(os.path.split(__file__)[0]),
"out_copy.db3")
if os.path.exists(dbf2):
os.remove(dbf2)
import_flatfile_into_database(dbf, file, fLOG=fLOG)
assert os.path.exists(dbf)
db = Database(dbf, LOG=fLOG)
dbm = Database(dbf2, LOG=fLOG)
db.copy_to(dbm)
db.connect()
dbm.connect()
tbls = dbm.get_table_list()
if len(tbls) != 1:
raise Exception("expects one table not %d" % len(tbls))
view = db.execute_view("SELECT * FROM ACAPA")
viewm = dbm.execute_view("SELECT * FROM ACAPA")
db.close()
dbm.close()
assert len(view) == len(viewm)
dbm2 = Database(":memory:", LOG=fLOG)
db.copy_to(dbm2)
dbm2.connect()
tbls = dbm2.get_table_list()
if len(tbls) != 1:
raise Exception("expects one table not %d" % len(tbls))
viewm2 = dbm2.execute_view("SELECT * FROM ACAPA")
dbm2.close()
assert len(view) == len(viewm2)
