diff --git a/slpkg/models/models.py b/slpkg/models/models.py
index 696114f2..92747d94 100644
--- a/slpkg/models/models.py
+++ b/slpkg/models/models.py
@@ -34,64 +34,68 @@ class Database:
         self.table_name = table_name
         self.text_file = text_file
         self.db = _meta_.db
-        self.con = sqlite3.connect(f'{self.lib_path}database/{self.db}')
+        self.con = sqlite3.connect(f"{self.lib_path}database/{self.db}")
         self.cur = self.con.cursor()
 
     def table_exists(self):
+        """Checking if the table exists
+        """
         self.cur.execute("""SELECT count(name)
                             FROM sqlite_master
                             WHERE type='table'
-                            AND name='{}'""".format(self.table_name))
+                            AND name="{}""".format(self.table_name))
         return self.cur.fetchone()[0]
 
     def create_sbo_table(self):
-        self.cur.execute('''CREATE TABLE IF NOT EXISTS {}
+        self.cur.execute("""CREATE TABLE IF NOT EXISTS {}
                          (name text, location text, files text, version text,
                           download text, download64 text, md5sum text,
                           md5sum64 text, requires text, short_desc text)
-                         '''.format(self.table_name))
+                         """.format(self.table_name))
         self.con.commit()
 
     def insert_sbo_table(self):
+        """Grabbing data line by line and inserting them into the database
+        """
         self.sbo = [
-            'SLACKBUILD NAME:',
-            'SLACKBUILD LOCATION:',
-            'SLACKBUILD FILES:',
-            'SLACKBUILD VERSION:',
-            'SLACKBUILD DOWNLOAD:',
-            'SLACKBUILD DOWNLOAD_x86_64:',
-            'SLACKBUILD MD5SUM:',
-            'SLACKBUILD MD5SUM_x86_64:',
-            'SLACKBUILD REQUIRES:',
-            'SLACKBUILD SHORT DESCRIPTION:'
+            "SLACKBUILD NAME:",
+            "SLACKBUILD LOCATION:",
+            "SLACKBUILD FILES:",
+            "SLACKBUILD VERSION:",
+            "SLACKBUILD DOWNLOAD:",
+            "SLACKBUILD DOWNLOAD_x86_64:",
+            "SLACKBUILD MD5SUM:",
+            "SLACKBUILD MD5SUM_x86_64:",
+            "SLACKBUILD REQUIRES:",
+            "SLACKBUILD SHORT DESCRIPTION:"
         ]
 
         sbo_file = self.open_file(f"{self.lib_path}sbo_repo/SLACKBUILDS.TXT")
 
         bar = Bar("Database sbo creating", max=len(sbo_file),
-                  suffix='%(percent)d%% - %(eta)ds')
+                  suffix="%(percent)d%% - %(eta)ds")
         for i, line in enumerate(sbo_file, 1):
 
             if line.startswith(self.sbo[0]):
-                name = line.replace(self.sbo[0], '').strip()
+                name = line.replace(self.sbo[0], "").strip()
             if line.startswith(self.sbo[1]):
-                location = line.replace(self.sbo[1], '').strip()
+                location = line.replace(self.sbo[1], "").strip()
             if line.startswith(self.sbo[2]):
-                files = line.replace(self.sbo[2], '').strip()
+                files = line.replace(self.sbo[2], "").strip()
             if line.startswith(self.sbo[3]):
-                version = line.replace(self.sbo[3], '').strip()
+                version = line.replace(self.sbo[3], "").strip()
             if line.startswith(self.sbo[4]):
-                download = line.replace(self.sbo[4], '').strip()
+                download = line.replace(self.sbo[4], "").strip()
             if line.startswith(self.sbo[5]):
-                download64 = line.replace(self.sbo[5], '').strip()
+                download64 = line.replace(self.sbo[5], "").strip()
             if line.startswith(self.sbo[6]):
-                md5sum = line.replace(self.sbo[6], '').strip()
+                md5sum = line.replace(self.sbo[6], "").strip()
             if line.startswith(self.sbo[7]):
-                md5sum64 = line.replace(self.sbo[7], '').strip()
+                md5sum64 = line.replace(self.sbo[7], "").strip()
             if line.startswith(self.sbo[8]):
-                requires = line.replace(self.sbo[8], '').strip()
+                requires = line.replace(self.sbo[8], "").strip()
             if line.startswith(self.sbo[9]):
-                short_desc = line.replace(self.sbo[9], '').strip()
+                short_desc = line.replace(self.sbo[9], "").strip()
 
             if i % 11 == 0:
                 values = [(name, location, files, version, download,
@@ -106,5 +110,5 @@ class Database:
         self.con.close()
 
     def open_file(self, file):
-        with open(file, 'r', encoding='utf-8') as f:
+        with open(file, "r", encoding="utf-8") as f:
             return f.readlines()