bug fix: transport cli and write function for sql

pull/1/head
Steve Nyemba 3 years ago
parent fd9442c298
commit cfc683c1b3

@ -68,11 +68,25 @@ class Post(Process):
# #
# If the table doesn't exists maybe create it ? # If the table doesn't exists maybe create it ?
# #
self.rows = args['rows'] self.rows = args['rows'].fillna('')
def run(self): def run(self):
_info = {"values":self.rows} if 'couch' in self.PROVIDER else self.rows _info = {"values":self.rows} if 'couch' in self.PROVIDER else self.rows
ltypes = self.rows.dtypes.values
columns = self.rows.dtypes.index.tolist()
if not self.writer.has() :
self.writer.make(fields=columns)
# self.log(module='write',action='make-table',input={"name":self.writer.table})
for name in columns :
if _info[name].dtype in ['int32','int64','int','float','float32','float64'] :
value = 0
else:
value = ''
_info[name] = _info[name].fillna(value)
print (_info)
self.writer.write(_info) self.writer.write(_info)
self.writer.close() self.writer.close()
@ -107,6 +121,8 @@ class ETL (Process):
else: else:
idf = self.reader.read() idf = self.reader.read()
idf = pd.DataFrame(idf) idf = pd.DataFrame(idf)
# idf = idf.replace({np.nan: None}, inplace = True)
idf.columns = [str(name).replace("b'",'').replace("'","").strip() for name in idf.columns.tolist()] idf.columns = [str(name).replace("b'",'').replace("'","").strip() for name in idf.columns.tolist()]
self.log(rows=idf.shape[0],cols=idf.shape[1],jobs=self.JOB_COUNT) self.log(rows=idf.shape[0],cols=idf.shape[1],jobs=self.JOB_COUNT)
@ -114,6 +130,8 @@ class ETL (Process):
# writing the data to a designated data source # writing the data to a designated data source
# #
try: try:
self.log(module='write',action='partitioning') self.log(module='write',action='partitioning')
rows = np.array_split(np.arange(idf.shape[0]),self.JOB_COUNT) rows = np.array_split(np.arange(idf.shape[0]),self.JOB_COUNT)
# #
@ -152,9 +170,13 @@ if __name__ == '__main__' :
_config['jobs'] = 10 if 'jobs' not in SYS_ARGS else int(SYS_ARGS['jobs']) _config['jobs'] = 10 if 'jobs' not in SYS_ARGS else int(SYS_ARGS['jobs'])
etl = ETL (**_config) etl = ETL (**_config)
etl.start() if not index :
procs.append(etl)
etl.start()
procs.append(etl)
if index and _info.index(_config) == index : if index and _info.index(_config) == index :
procs = [etl]
etl.start()
break break
# #
# #

@ -93,7 +93,7 @@ class SQLRW :
found = False found = False
try: try:
table = self._tablename(_args['table']) table = self._tablename(_args['table'])if 'table' in _args else self._tablename(self.table)
sql = "SELECT * FROM :table LIMIT 1".replace(":table",table) sql = "SELECT * FROM :table LIMIT 1".replace(":table",table)
if self._engine : if self._engine :
_conn = self._engine.connect() _conn = self._engine.connect()
@ -192,9 +192,9 @@ class SQLWriter(SQLRW,Writer):
fields = _args['fields'] fields = _args['fields']
# table = self._tablename(self.table) # table = self._tablename(self.table)
sql = " ".join(["CREATE TABLE",table," (", ",".join([ name +' '+ self._dtype for name in fields]),")"]) sql = " ".join(["CREATE TABLE",table," (", ",".join([ name +' '+ self._dtype for name in fields]),")"])
print (sql)
else: else:
schema = _args['schema'] schema = _args['schema'] if 'schema' in _args else ''
_map = _args['map'] if 'map' in _args else {} _map = _args['map'] if 'map' in _args else {}
sql = [] # ["CREATE TABLE ",_args['table'],"("] sql = [] # ["CREATE TABLE ",_args['table'],"("]
@ -214,7 +214,7 @@ class SQLWriter(SQLRW,Writer):
cursor.execute(sql) cursor.execute(sql)
except Exception as e : except Exception as e :
print (e) print (e)
print (sql) # print (sql)
pass pass
finally: finally:
# cursor.close() # cursor.close()
@ -296,18 +296,18 @@ class SQLWriter(SQLRW,Writer):
_info = pd.DataFrame(info) _info = pd.DataFrame(info)
# if self._engine : if self._engine :
# # pd.to_sql(_info,self._engine) # pd.to_sql(_info,self._engine)
# print (_info.columns.tolist())
# rows = _info.to_sql(table,self._engine,if_exists='append',index=False) rows = _info.to_sql(table,self._engine,if_exists='append',index=False)
# print ([rows])
# else: else:
_fields = ",".join(self.fields) _fields = ",".join(self.fields)
_sql = _sql.replace(":fields",_fields) _sql = _sql.replace(":fields",_fields)
values = ", ".join("?"*len(self.fields)) if self._provider == 'netezza' else ",".join(["%s" for name in self.fields]) values = ", ".join("?"*len(self.fields)) if self._provider == 'netezza' else ",".join(["%s" for name in self.fields])
_sql = _sql.replace(":values",values) _sql = _sql.replace(":values",values)
cursor.executemany(_sql,_info.values.tolist()) cursor.executemany(_sql,_info.values.tolist())
# cursor.commit() # cursor.commit()
# self.conn.commit() # self.conn.commit()

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