Standardize code, modify file encoding, instance attribute definition location

packageship/packageship/application/initsystem/data_import.py

 '''
     Initialization of data import
-    Import the data in the sqlite database into the mysql database
+    Import the data in the sqlite database into the mysql database
 '''
 import os
 import pathlib
@@ -56,6 +56,14 @@ class InitDataBase():
         if self.db_type not in ['mysql', 'sqlite']:
             LOGGER.logger.error("database type configuration error")
             raise Exception('database type configuration error')
+        self._bin_provides_dicts = None
+        self._bin_requires_dicts = None
+        self._bin_package_name = None
+        self._bin_package_dicts = None
+        self._src_requires_dicts = None
+        self._src_packages = None
+        self._src_package_names = None
+        self._sqlite_db = None
 
     def __read_config_file(self):
         '''
@@ -593,7 +601,7 @@ class InitDataBase():
         Args:
 
         Returns:
-            **Kwargs：data related to configuration file nodes
+            **Kwargs: data related to configuration file nodes
             database_name: Name database
             priority: priority
         Raises:
@@ -844,7 +852,7 @@ class SqliteDatabaseOperations():
         _db_file = os.path.join(
             self.database_file_folder, self.db_name)
 
-        if os.path.exists(_db_file+'.db'):
+        if os.path.exists(_db_file + '.db'):
             os.remove(_db_file + '.db')
 
         # create a  sqlite database
@@ -872,7 +880,7 @@ class SqliteDatabaseOperations():
 
         try:
             db_path = os.path.join(
-                self.database_file_folder, self.db_name+'.db')
+                self.database_file_folder, self.db_name + '.db')
             if os.path.exists(db_path):
                 os.remove(db_path)
         except IOError as exception_msg:
@@ -899,7 +907,7 @@ class SqliteDatabaseOperations():
         _db_file = os.path.join(
             self.database_file_folder, self.db_name)
 
-        if not os.path.exists(_db_file+'.db'):
+        if not os.path.exists(_db_file + '.db'):
             # create a  sqlite database
             with DBHelper(db_name=_db_file) as database:
                 tables = ['maintenance_info']

packageship/packageship/application/initsystem/datamerge.py

@@ -29,6 +29,11 @@ class MergeData():
         self.db_file = db_file
         self.db_type = 'sqlite:///'
         self.datum_database = 'maintenance.information'
+        self.src_requires_dicts = None
+        self.src_package_datas = None
+        self.bin_provides_dicts = None
+        self.bin_package_datas = None
+        self.mainter_infos = None
 
     @staticmethod
     def __columns(cursor):

packageship/packageship/pkgship.py

@@ -426,7 +426,7 @@ class InitDatabaseCommand(PkgshipCommand):
             response = requests.post(self.write_host +
                                      '/initsystem', data=json.dumps({'configfile': file_path}),
                                      headers=self.headers)
-        except ConnectionError as conn_error:
+        except ConnErr as conn_error:
             LOGGER.logger.error(conn_error)
             print(str(conn_error))
         else:
@@ -527,7 +527,7 @@ class AllPackageCommand(PkgshipCommand):
             '/packages?dbName={dbName}'.format(dbName=params.db)
         try:
             response = requests.get(_url)
-        except ConnectionError as conn_error:
+        except ConnErr as conn_error:
             LOGGER.logger.error(conn_error)
             print(str(conn_error))
         else:
@@ -591,7 +591,7 @@ class UpdatePackageCommand(PkgshipCommand):
                                        'maintainer': params.m,
                                        'maintainlevel': params.l}),
                 headers=self.headers)
-        except ConnectionError as conn_error:
+        except ConnErr as conn_error:
             LOGGER.logger.error(conn_error)
             print(str(conn_error))
         else:
@@ -663,7 +663,7 @@ class BuildDepCommand(PkgshipCommand):
                 _url, data=json.dumps({'sourceName': params.packagename,
                                        'db_list': params.dbs}),
                 headers=self.headers)
-        except ConnectionError as conn_error:
+        except ConnErr as conn_error:
             LOGGER.logger.error(conn_error)
             print(str(conn_error))
         else:
@@ -792,7 +792,7 @@ class InstallDepCommand(PkgshipCommand):
                     'binaryName': params.packagename,
                     'db_list': params.dbs
                 }, ensure_ascii=True), headers=self.headers)
-        except ConnectionError as conn_error:
+        except ConnErr as conn_error:
             LOGGER.logger.error(conn_error)
             print(str(conn_error))
         else:
@@ -969,7 +969,7 @@ class SelfBuildCommand(PkgshipCommand):
                                          'selfbuild': str(params.s),
                                          'withsubpack': str(params.w)}),
                                      headers=self.headers)
-        except ConnectionError as conn_error:
+        except ConnErr as conn_error:
             LOGGER.logger.error(conn_error)
             print(str(conn_error))
         else:
@@ -1040,7 +1040,7 @@ class BeDependCommand(PkgshipCommand):
                     'withsubpack': str(params.w)
                 }
             ), headers=self.headers)
-        except ConnectionError as conn_error:
+        except ConnErr as conn_error:
             LOGGER.logger.error(conn_error)
             print(str(conn_error))
         else:
@@ -1134,7 +1134,7 @@ class SingleCommand(PkgshipCommand):
             .format(db_name=params.db, packagename=params.packagename)
         try:
             response = requests.get(_url)
-        except ConnectionError as conn_error:
+        except ConnErr as conn_error:
             LOGGER.logger.error(conn_error)
             print(str(conn_error))
         else: