diff --git a/tests/pytest/dbmgmt/database-name-boundary.py b/tests/pytest/dbmgmt/database-name-boundary.py
index 6bb66be141874253c0d26c6ace25143d0c819949..b57740ebaa2ffed0c6d9f8329152d10355ef2218 100644
--- a/tests/pytest/dbmgmt/database-name-boundary.py
+++ b/tests/pytest/dbmgmt/database-name-boundary.py
@@ -29,14 +29,14 @@ class TDTestCase:
 
     def run(self):
 
-        chars = string.ascii_uppercase+string.ascii_lowercase
+        chars = string.ascii_uppercase + string.ascii_lowercase
 
         getDbNameLen = "grep -w '#define TSDB_DB_NAME_LEN' ../../src/inc/taosdef.h|awk '{print $3}'"
         dbNameMaxLen = int(subprocess.check_output(getDbNameLen, shell=True))
         tdLog.notice("DB name max length is %d" % dbNameMaxLen)
 
         tdLog.info("=============== step1")
-        db_name = ''.join(random.choices(chars, k=(dbNameMaxLen+1)))
+        db_name = ''.join(random.choices(chars, k=(dbNameMaxLen + 1)))
         tdLog.info('db_name length %d' % len(db_name))
         tdLog.info('create database %s' % db_name)
         tdSql.error('create database %s' % db_name)
@@ -52,7 +52,7 @@ class TDTestCase:
         tdSql.checkData(0, 0, db_name.lower())
 
         tdLog.info("=============== step3")
-        db_name = ''.join(random.choices(chars, k=(dbNameMaxLen-1)))
+        db_name = ''.join(random.choices(chars, k=(dbNameMaxLen - 1)))
         tdLog.info('db_name length %d' % len(db_name))
         tdLog.info('create database %s' % db_name)
         tdSql.execute('create database %s' % db_name)
diff --git a/tests/pytest/insert/binary-boundary.py b/tests/pytest/insert/binary-boundary.py
index 9211c4ae89365f9bd0f025aab5b010166c95a51c..583217a73261379bcb0101c360a51a7e29cf785d 100644
--- a/tests/pytest/insert/binary-boundary.py
+++ b/tests/pytest/insert/binary-boundary.py
@@ -25,7 +25,21 @@ class TDTestCase:
         tdSql.error("insert into tb values (now, )")
 
         with open("../../README.md", "r") as inputFile:
-            data = inputFile.read(4084).replace("\n", " ").replace("\\", " ").replace("\'", " ").replace("\"", " ").replace("[", " ").replace("]", " ").replace("!", " ")
+            data = inputFile.read(4084).replace(
+                "\n",
+                " ").replace(
+                "\\",
+                " ").replace(
+                "\'",
+                " ").replace(
+                "\"",
+                " ").replace(
+                    "[",
+                    " ").replace(
+                        "]",
+                        " ").replace(
+                            "!",
+                " ")
 
         tdLog.info("insert %d length data: %s" % (len(data), data))
 
@@ -39,17 +53,79 @@ class TDTestCase:
         tdLog.info("tdSql.checkData(0, 1, '%s')" % data)
         tdSql.checkData(0, 1, data)
 
-        tdLog.info('create table tb2 (ts timestamp, speed binary(2040), temp binary(2044))')
-        tdSql.execute('create table tb2 (ts timestamp, speed binary(2040), temp binary(2044))')
-        speed = inputFile.read(2044).replace("\n", " ").replace("\\", " ").replace("\'", " ").replace("\"", " ").replace("[", " ").replace("]", " ").replace("!", " ")
-        temp = inputFile.read(2040).replace("\n", " ").replace("\\", " ").replace("\'", " ").replace("\"", " ").replace("[", " ").replace("]", " ").replace("!", " ")
+        tdLog.info(
+            'create table tb2 (ts timestamp, speed binary(2040), temp binary(2044))')
+        tdSql.execute(
+            'create table tb2 (ts timestamp, speed binary(2040), temp binary(2044))')
+        speed = inputFile.read(2044).replace(
+            "\n",
+            " ").replace(
+            "\\",
+            " ").replace(
+            "\'",
+            " ").replace(
+                "\"",
+                " ").replace(
+                    "[",
+                    " ").replace(
+                        "]",
+                        " ").replace(
+                            "!",
+            " ")
+        temp = inputFile.read(2040).replace(
+            "\n",
+            " ").replace(
+            "\\",
+            " ").replace(
+            "\'",
+            " ").replace(
+                "\"",
+                " ").replace(
+                    "[",
+                    " ").replace(
+                        "]",
+                        " ").replace(
+                            "!",
+            " ")
         tdLog.info("insert into tb values (now+3a, speed, temp)")
-        tdSql.error("insert into tb values (now+3a, '%s', '%s')" % (speed, temp))
-
-        speed = inputFile.read(2040).replace("\n", " ").replace("\\", " ").replace("\'", " ").replace("\"", " ").replace("[", " ").replace("]", " ").replace("!", " ")
-        temp = inputFile.read(2044).replace("\n", " ").replace("\\", " ").replace("\'", " ").replace("\"", " ").replace("[", " ").replace("]", " ").replace("!", " ")
+        tdSql.error(
+            "insert into tb values (now+3a, '%s', '%s')" %
+            (speed, temp))
+
+        speed = inputFile.read(2040).replace(
+            "\n",
+            " ").replace(
+            "\\",
+            " ").replace(
+            "\'",
+            " ").replace(
+                "\"",
+                " ").replace(
+                    "[",
+                    " ").replace(
+                        "]",
+                        " ").replace(
+                            "!",
+            " ")
+        temp = inputFile.read(2044).replace(
+            "\n",
+            " ").replace(
+            "\\",
+            " ").replace(
+            "\'",
+            " ").replace(
+                "\"",
+                " ").replace(
+                    "[",
+                    " ").replace(
+                        "]",
+                        " ").replace(
+                            "!",
+            " ")
         tdLog.info("insert into tb values (now+4a, speed, temp)")
-        tdSql.error("insert into tb values (now+4a, '%s', '%s')" % (speed, temp))
+        tdSql.error(
+            "insert into tb values (now+4a, '%s', '%s')" %
+            (speed, temp))
 
         tdLog.info('tdSql.checkRow(2)')
         tdSql.checkRows(2)
diff --git a/tests/pytest/insert/nchar-boundary.py b/tests/pytest/insert/nchar-boundary.py
index 33f7a5a30b9da113ea27d6cd8889256903eeae82..255cc5b79a57152c9efe1664ff1afbeb7c03abe4 100644
--- a/tests/pytest/insert/nchar-boundary.py
+++ b/tests/pytest/insert/nchar-boundary.py
@@ -33,7 +33,21 @@ class TDTestCase:
         tdSql.checkData(0, 1, 'taosdata')
 
         with open("../../README.md", "r") as inputFile:
-            data = inputFile.read(1021).replace("\n", " ").replace("\\", " ").replace("\'", " ").replace("\"", " ").replace("[", " ").replace("]", " ").replace("!", " ")
+            data = inputFile.read(1021).replace(
+                "\n",
+                " ").replace(
+                "\\",
+                " ").replace(
+                "\'",
+                " ").replace(
+                "\"",
+                " ").replace(
+                    "[",
+                    " ").replace(
+                        "]",
+                        " ").replace(
+                            "!",
+                " ")
 
         tdLog.info("insert %d length data: %s" % (len(data), data))
 
diff --git a/tests/pytest/insert/nchar-unicode.py b/tests/pytest/insert/nchar-unicode.py
index 8ddfd4e53a5c9a9720521b00f0182071cfaefb8f..12eef379d39c535c4357e7ce0d27ccdbdb1a0602 100644
--- a/tests/pytest/insert/nchar-unicode.py
+++ b/tests/pytest/insert/nchar-unicode.py
@@ -33,7 +33,21 @@ class TDTestCase:
         tdSql.checkData(0, 1, 'taosdata')
 
         with open("../../README.md", "r") as inputFile:
-            data = inputFile.read(1021).replace("\n", " ").replace("\\", " ").replace("\'", " ").replace("\"", " ").replace("[", " ").replace("]", " ").replace("!", " ")
+            data = inputFile.read(1021).replace(
+                "\n",
+                " ").replace(
+                "\\",
+                " ").replace(
+                "\'",
+                " ").replace(
+                "\"",
+                " ").replace(
+                    "[",
+                    " ").replace(
+                        "]",
+                        " ").replace(
+                            "!",
+                " ")
 
         tdLog.info("insert %d length data: %s" % (len(data), data))
 
@@ -44,7 +58,7 @@ class TDTestCase:
 
         # https://www.ltg.ed.ac.uk/~richard/unicode-sample.html
         # Basic Latin
-        data = '! # $ % & ( ) * + , - . / 0 1 2 3 4 5 6 7 8 9 : ; < = > ? @ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z [ \ ] ^ _ ` a b c d e f g h i j k l m n o p q r s t u v w x y z { | } ~'
+        data = r'! # $ % & ( ) * + , - . / 0 1 2 3 4 5 6 7 8 9 : ; < = > ? @ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z [ \ ] ^ _ ` a b c d e f g h i j k l m n o p q r s t u v w x y z { | } ~'
         tdLog.info("insert Basic Latin %d length data: %s" % (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
@@ -53,7 +67,9 @@ class TDTestCase:
 
         # Latin-1 Supplement
         data = ' ¡ ¢ £ ¤ ¥ ¦ § ¨ © ª « ¬ ­ ® ¯ ° ± ² ³ ´ µ ¶ · ¸ ¹ º » ¼ ½ ¾ ¿ À Á Â Ã Ä Å Æ Ç È É Ê Ë Ì Í Î Ï Ð Ñ Ò Ó Ô Õ Ö × Ø Ù Ú Û Ü Ý Þ ß à á â ã ä å æ ç è é ê ë ì í î ï ð ñ ò ó ô õ ö ÷ ø ù ú û ü ý þ ÿ'
-        tdLog.info("insert Latin-1 Supplement %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Latin-1 Supplement %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(4)
@@ -61,7 +77,9 @@ class TDTestCase:
 
         # Latin Extended-A
         data = 'Ā ā Ă ă Ą ą Ć ć Ĉ ĉ Ċ ċ Č č Ď ď Đ đ Ē ē Ĕ ĕ Ė ė Ę ę Ě ě Ĝ ĝ Ğ ğ Ġ ġ Ģ ģ Ĥ ĥ Ħ ħ Ĩ ĩ Ī ī Ĭ ĭ Į į İ ı IJ ij Ĵ ĵ Ķ ķ ĸ Ĺ ĺ Ļ ļ Ľ ľ Ŀ ŀ Ł ł Ń ń Ņ ņ Ň ň ʼn Ŋ ŋ Ō ō Ŏ ŏ Ő ő Œ œ Ŕ ŕ Ŗ ŗ Ř ř Ś ś Ŝ ŝ Ş ş Š š Ţ ţ Ť ť Ŧ ŧ Ũ ũ Ū ū Ŭ ŭ Ů ů Ű ű Ų ų Ŵ ŵ Ŷ ŷ Ÿ Ź ź Ż ż Ž ž ſ'
-        tdLog.info("insert Latin Extended-A %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Latin Extended-A %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(5)
@@ -69,7 +87,9 @@ class TDTestCase:
 
         # Latin Extended-B
         data = 'ƀ Ɓ Ƃ ƃ Ƅ ƅ Ɔ Ƈ ƈ Ɖ Ɗ Ƌ ƌ ƍ Ǝ Ə Ɛ Ƒ ƒ Ɠ Ɣ ƕ Ɩ Ɨ Ƙ ƙ ƚ ƛ Ɯ Ɲ ƞ Ɵ Ơ ơ Ƣ ƣ Ƥ ƥ Ʀ Ƨ ƨ Ʃ ƪ ƫ Ƭ ƭ Ʈ Ư ư Ʊ Ʋ Ƴ ƴ Ƶ ƶ Ʒ Ƹ ƹ ƺ ƻ Ƽ ƽ ƾ ƿ ǀ ǁ ǂ ǃ DŽ Dž dž LJ Lj lj NJ Nj nj Ǎ ǎ Ǐ ǐ Ǒ ǒ Ǔ ǔ Ǖ ǖ Ǘ ǘ Ǚ ǚ Ǜ ǜ ǝ Ǟ ǟ Ǡ ǡ Ǣ ǣ Ǥ ǥ Ǧ ǧ Ǩ ǩ Ǫ ǫ Ǭ ǭ Ǯ ǯ ǰ DZ Dz dz Ǵ ǵ Ǻ ǻ Ǽ ǽ Ǿ ǿ Ȁ ȁ Ȃ ȃ ...'
-        tdLog.info("insert Latin Extended-B %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Latin Extended-B %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(6)
@@ -77,7 +97,9 @@ class TDTestCase:
 
         # IPA Extensions
         data = 'ɐ ɑ ɒ ɓ ɔ ɕ ɖ ɗ ɘ ə ɚ ɛ ɜ ɝ ɞ ɟ ɠ ɡ ɢ ɣ ɤ ɥ ɦ ɧ ɨ ɩ ɪ ɫ ɬ ɭ ɮ ɯ ɰ ɱ ɲ ɳ ɴ ɵ ɶ ɷ ɸ ɹ ɺ ɻ ɼ ɽ ɾ ɿ ʀ ʁ ʂ ʃ ʄ ʅ ʆ ʇ ʈ ʉ ʊ ʋ ʌ ʍ ʎ ʏ ʐ ʑ ʒ ʓ ʔ ʕ ʖ ʗ ʘ ʙ ʚ ʛ ʜ ʝ ʞ ʟ ʠ ʡ ʢ ʣ ʤ ʥ ʦ ʧ ʨ'
-        tdLog.info("insert IPA Extensions %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert IPA Extensions %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(7)
@@ -85,7 +107,9 @@ class TDTestCase:
 
         # Spacing Modifier Letters
         data = 'ʰ ʱ ʲ ʳ ʴ ʵ ʶ ʷ ʸ ʹ ʺ ʻ ʼ ʽ ʾ ʿ ˀ ˁ ˂ ˃ ˄ ˅ ˆ ˇ ˈ ˉ ˊ ˋ ˌ ˍ ˎ ˏ ː ˑ ˒ ˓ ˔ ˕ ˖ ˗ ˘ ˙ ˚ ˛ ˜ ˝ ˞ ˠ ˡ ˢ ˣ ˤ ˥ ˦ ˧ ˨ ˩'
-        tdLog.info("insert Spacing Modifier Letters %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Spacing Modifier Letters %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(8)
@@ -93,7 +117,9 @@ class TDTestCase:
 
         # Combining Diacritical Marks
         data = '̀ ́ ̂ ̃ ̄ ̅ ̆ ̇ ̈ ̉ ̊ ̋ ̌ ̍ ̎ ̏ ̐ ̑ ̒ ̓ ̔ ̕ ̖ ̗ ̘ ̙ ̚ ̛ ̜ ̝ ̞ ̟ ̠ ̡ ̢ ̣ ̤ ̥ ̦ ̧ ̨ ̩ ̪ ̫ ̬ ̭ ̮ ̯ ̰ ̱ ̲ ̳ ̴ ̵ ̶ ̷ ̸ ̹ ̺ ̻ ̼ ̽ ̾ ̿ ̀ ́ ͂ ̓ ̈́ ͅ ͠ ͡'
-        tdLog.info("insert Combining Diacritical Marks %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Combining Diacritical Marks %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(9)
@@ -133,7 +159,9 @@ class TDTestCase:
 
         # Arabic
         data = '، ؛ ؟ ء آ أ ؤ إ ئ ا ب ة ت ث ج ح خ د ذ ر ز س ش ص ض ط ظ ع غ ـ ف ق ك ل م ن ه و ى ي ً ٌ ٍ َ ُ ِ ّ ْ ٠ ١ ٢ ٣ ٤ ٥ ٦ ٧ ٨ ٩ ٪ ٫ ٬ ٭ ٰ ٱ ٲ ٳ ٴ ٵ ٶ ٷ ٸ ٹ ٺ ٻ ټ ٽ پ ٿ ڀ ځ ڂ ڃ ڄ څ چ ڇ ڈ ډ ڊ ڋ ڌ ڍ ڎ ڏ ڐ ڑ ڒ ړ ڔ ڕ ږ ڗ ژ ڙ ښ ڛ ڜ ڝ ڞ ڟ ڠ ڡ ڢ ڣ ڤ ڥ ڦ ڧ ڨ ک ڪ ګ ڬ ڭ ڮ گ ڰ ڱ ...'
-        tdLog.info("FAILED: insert Arabic %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "FAILED: insert Arabic %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(14)
@@ -261,7 +289,9 @@ class TDTestCase:
 
         # Latin Extended Additional
         data = 'Ḁ ḁ Ḃ ḃ Ḅ ḅ Ḇ ḇ Ḉ ḉ Ḋ ḋ Ḍ ḍ Ḏ ḏ Ḑ ḑ Ḓ ḓ Ḕ ḕ Ḗ ḗ Ḙ ḙ Ḛ ḛ Ḝ ḝ Ḟ ḟ Ḡ ḡ Ḣ ḣ Ḥ ḥ Ḧ ḧ Ḩ ḩ Ḫ ḫ Ḭ ḭ Ḯ ḯ Ḱ ḱ Ḳ ḳ Ḵ ḵ Ḷ ḷ Ḹ ḹ Ḻ ḻ Ḽ ḽ Ḿ ḿ Ṁ ṁ Ṃ ṃ Ṅ ṅ Ṇ ṇ Ṉ ṉ Ṋ ṋ Ṍ ṍ Ṏ ṏ Ṑ ṑ Ṓ ṓ Ṕ ṕ Ṗ ṗ Ṙ ṙ Ṛ ṛ Ṝ ṝ Ṟ ṟ Ṡ ṡ Ṣ ṣ Ṥ ṥ Ṧ ṧ Ṩ ṩ Ṫ ṫ Ṭ ṭ Ṯ ṯ Ṱ ṱ Ṳ ṳ Ṵ ṵ Ṷ ṷ Ṹ ṹ Ṻ ṻ Ṽ ṽ Ṿ ṿ ...'
-        tdLog.info("insert Latin Extended Additional %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Latin Extended Additional %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(30)
@@ -269,7 +299,9 @@ class TDTestCase:
 
         # Geek Extended
         data = 'ἀ ἁ ἂ ἃ ἄ ἅ ἆ ἇ Ἀ Ἁ Ἂ Ἃ Ἄ Ἅ Ἆ Ἇ ἐ ἑ ἒ ἓ ἔ ἕ Ἐ Ἑ Ἒ Ἓ Ἔ Ἕ ἠ ἡ ἢ ἣ ἤ ἥ ἦ ἧ Ἠ Ἡ Ἢ Ἣ Ἤ Ἥ Ἦ Ἧ ἰ ἱ ἲ ἳ ἴ ἵ ἶ ἷ Ἰ Ἱ Ἲ Ἳ Ἴ Ἵ Ἶ Ἷ ὀ ὁ ὂ ὃ ὄ ὅ Ὀ Ὁ Ὂ Ὃ Ὄ Ὅ ὐ ὑ ὒ ὓ ὔ ὕ ὖ ὗ Ὑ Ὓ Ὕ Ὗ ὠ ὡ ὢ ὣ ὤ ὥ ὦ ὧ Ὠ Ὡ Ὢ Ὣ Ὤ Ὥ Ὦ Ὧ ὰ ά ὲ έ ὴ ή ὶ ί ὸ ό ὺ ύ ὼ ώ ᾀ ᾁ ᾂ ᾃ ᾄ ᾅ ᾆ ᾇ ᾈ ᾉ ᾊ ᾋ ᾌ ᾍ ...'
-        tdLog.info("insert Geek Extended %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Geek Extended %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(31)
@@ -277,7 +309,9 @@ class TDTestCase:
 
         # General Punctuation
         data = '                      ‐ ‑ ‒ – — ― ‖ ‗ ‘ ’ ‚ ‛ “ ” „ ‟ † ‡ • ‣ ․ ‥ … ‧ 
 
 '
-        tdLog.info("insert General Punctuation %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert General Punctuation %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(32)
@@ -285,7 +319,9 @@ class TDTestCase:
 
         # Superscripts and Subscripts
         data = '⁰ ⁴ ⁵ ⁶ ⁷ ⁸ ⁹ ⁺ ⁻ ⁼ ⁽ ⁾ ⁿ ₀ ₁ ₂ ₃ ₄ ₅ ₆ ₇ ₈ ₉ ₊ ₋ ₌ ₍ ₎'
-        tdLog.info("insert Superscripts and Subscripts %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Superscripts and Subscripts %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(33)
@@ -293,7 +329,9 @@ class TDTestCase:
 
         # Currency Symbols
         data = '₠ ₡ ₢ ₣ ₤ ₥ ₦ ₧ ₨ ₩ ₪ ₫'
-        tdLog.info("insert Currency Symbols %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Currency Symbols %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(34)
@@ -301,7 +339,9 @@ class TDTestCase:
 
         # Combining Marks for Symbols
         data = '⃐ ⃑ ⃒ ⃓ ⃔ ⃕ ⃖ ⃗ ⃘ ⃙ ⃚ ⃛ ⃜ ⃝ ⃞ ⃟ ⃠ ⃡'
-        tdLog.info("insert Combining Marks for Symbols %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Combining Marks for Symbols %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(35)
@@ -309,7 +349,9 @@ class TDTestCase:
 
         # Letterlike Symbols
         data = '℀ ℁ ℂ ℃ ℄ ℅ ℆ ℇ ℈ ℉ ℊ ℋ ℌ ℍ ℎ ℏ ℐ ℑ ℒ ℓ ℔ ℕ № ℗ ℘ ℙ ℚ ℛ ℜ ℝ ℞ ℟ ℠ ℡ ™ ℣ ℤ ℥ Ω ℧ ℨ ℩ K Å ℬ ℭ ℮ ℯ ℰ ℱ Ⅎ ℳ ℴ ℵ ℶ ℷ ℸ'
-        tdLog.info("insert Letterlike Symbols %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Letterlike Symbols %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(36)
@@ -317,7 +359,9 @@ class TDTestCase:
 
         # Number Forms
         data = '⅓ ⅔ ⅕ ⅖ ⅗ ⅘ ⅙ ⅚ ⅛ ⅜ ⅝ ⅞ ⅟ Ⅰ Ⅱ Ⅲ Ⅳ Ⅴ Ⅵ Ⅶ Ⅷ Ⅸ Ⅹ Ⅺ Ⅻ Ⅼ Ⅽ Ⅾ Ⅿ ⅰ ⅱ ⅲ ⅳ ⅴ ⅵ ⅶ ⅷ ⅸ ⅹ ⅺ ⅻ ⅼ ⅽ ⅾ ⅿ ↀ ↁ ↂ'
-        tdLog.info("insert Number Forms %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Number Forms %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(37)
@@ -333,7 +377,9 @@ class TDTestCase:
 
         # Mathematical Operators
         data = '∀ ∁ ∂ ∃ ∄ ∅ ∆ ∇ ∈ ∉ ∊ ∋ ∌ ∍ ∎ ∏ ∐ ∑ − ∓ ∔ ∕ ∖ ∗ ∘ ∙ √ ∛ ∜ ∝ ∞ ∟ ∠ ∡ ∢ ∣ ∤ ∥ ∦ ∧ ∨ ∩ ∪ ∫ ∬ ∭ ∮ ∯ ∰ ∱ ∲ ∳ ∴ ∵ ∶ ∷ ∸ ∹ ∺ ∻ ∼ ∽ ∾ ∿ ≀ ≁ ≂ ≃ ≄ ≅ ≆ ≇ ≈ ≉ ≊ ≋ ≌ ≍ ≎ ≏ ≐ ≑ ≒ ≓ ≔ ≕ ≖ ≗ ≘ ≙ ≚ ≛ ≜ ≝ ≞ ≟ ≠ ≡ ≢ ≣ ≤ ≥ ≦ ≧ ≨ ≩ ≪ ≫ ≬ ≭ ≮ ≯ ≰ ≱ ≲ ≳ ≴ ≵ ≶ ≷ ≸ ≹ ≺ ≻ ≼ ≽ ≾ ≿ ...'
-        tdLog.info("insert Mathematical Operators %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Mathematical Operators %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(39)
@@ -341,7 +387,9 @@ class TDTestCase:
 
         # Miscellaneous Technical
         data = '⌀ ⌂ ⌃ ⌄ ⌅ ⌆ ⌇ ⌈ ⌉ ⌊ ⌋ ⌌ ⌍ ⌎ ⌏ ⌐ ⌑ ⌒ ⌓ ⌔ ⌕ ⌖ ⌗ ⌘ ⌙ ⌚ ⌛ ⌜ ⌝ ⌞ ⌟ ⌠ ⌡ ⌢ ⌣ ⌤ ⌥ ⌦ ⌧ ⌨ 〈 〉 ⌫ ⌬ ⌭ ⌮ ⌯ ⌰ ⌱ ⌲ ⌳ ⌴ ⌵ ⌶ ⌷ ⌸ ⌹ ⌺ ⌻ ⌼ ⌽ ⌾ ⌿ ⍀ ⍁ ⍂ ⍃ ⍄ ⍅ ⍆ ⍇ ⍈ ⍉ ⍊ ⍋ ⍌ ⍍ ⍎ ⍏ ⍐ ⍑ ⍒ ⍓ ⍔ ⍕ ⍖ ⍗ ⍘ ⍙ ⍚ ⍛ ⍜ ⍝ ⍞ ⍟ ⍠ ⍡ ⍢ ⍣ ⍤ ⍥ ⍦ ⍧ ⍨ ⍩ ⍪ ⍫ ⍬ ⍭ ⍮ ⍯ ⍰ ⍱ ⍲ ⍳ ⍴ ⍵ ⍶ ⍷ ⍸ ⍹ ⍺'
-        tdLog.info("insert Miscellaneous Technical %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Miscellaneous Technical %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(40)
@@ -349,7 +397,9 @@ class TDTestCase:
 
         # Control Pictures
         data = '␀ ␁ ␂ ␃ ␄ ␅ ␆ ␇ ␈ ␉ ␊ ␋ ␌ ␍ ␎ ␏ ␐ ␑ ␒ ␓ ␔ ␕ ␖ ␗ ␘ ␙ ␚ ␛ ␜ ␝ ␞ ␟ ␠ ␡ ␢ ␣ ␤'
-        tdLog.info("insert Control Pictures %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Control Pictures %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(41)
@@ -357,7 +407,9 @@ class TDTestCase:
 
         # Optical Character Recognition
         data = '⑀ ⑁ ⑂ ⑃ ⑄ ⑅ ⑆ ⑇ ⑈ ⑉ ⑊'
-        tdLog.info("insert Optical Character Recognition %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Optical Character Recognition %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(42)
@@ -365,7 +417,9 @@ class TDTestCase:
 
         # Enclosed Alphanumerics
         data = '① ② ③ ④ ⑤ ⑥ ⑦ ⑧ ⑨ ⑩ ⑪ ⑫ ⑬ ⑭ ⑮ ⑯ ⑰ ⑱ ⑲ ⑳ ⑴ ⑵ ⑶ ⑷ ⑸ ⑹ ⑺ ⑻ ⑼ ⑽ ⑾ ⑿ ⒀ ⒁ ⒂ ⒃ ⒄ ⒅ ⒆ ⒇ ⒈ ⒉ ⒊ ⒋ ⒌ ⒍ ⒎ ⒏ ⒐ ⒑ ⒒ ⒓ ⒔ ⒕ ⒖ ⒗ ⒘ ⒙ ⒚ ⒛ ⒜ ⒝ ⒞ ⒟ ⒠ ⒡ ⒢ ⒣ ⒤ ⒥ ⒦ ⒧ ⒨ ⒩ ⒪ ⒫ ⒬ ⒭ ⒮ ⒯ ⒰ ⒱ ⒲ ⒳ ⒴ ⒵ Ⓐ Ⓑ Ⓒ Ⓓ Ⓔ Ⓕ Ⓖ Ⓗ Ⓘ Ⓙ Ⓚ Ⓛ Ⓜ Ⓝ Ⓞ Ⓟ Ⓠ Ⓡ Ⓢ Ⓣ Ⓤ Ⓥ Ⓦ Ⓧ Ⓨ Ⓩ ⓐ ⓑ ⓒ ⓓ ⓔ ⓕ ⓖ ⓗ ⓘ ⓙ ⓚ ⓛ ⓜ ⓝ ⓞ ⓟ ...'
-        tdLog.info("insert Enclosed Alphanumerics %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Enclosed Alphanumerics %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(43)
@@ -381,7 +435,9 @@ class TDTestCase:
 
         # Block Elements
         data = '▀ ▁ ▂ ▃ ▄ ▅ ▆ ▇ █ ▉ ▊ ▋ ▌ ▍ ▎ ▏ ▐ ░ ▒ ▓ ▔ ▕'
-        tdLog.info("insert Block Elements %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Block Elements %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(45)
@@ -389,7 +445,9 @@ class TDTestCase:
 
         # Geometric Shapes
         data = '■ □ ▢ ▣ ▤ ▥ ▦ ▧ ▨ ▩ ▪ ▫ ▬ ▭ ▮ ▯ ▰ ▱ ▲ △ ▴ ▵ ▶ ▷ ▸ ▹ ► ▻ ▼ ▽ ▾ ▿ ◀ ◁ ◂ ◃ ◄ ◅ ◆ ◇ ◈ ◉ ◊ ○ ◌ ◍ ◎ ● ◐ ◑ ◒ ◓ ◔ ◕ ◖ ◗ ◘ ◙ ◚ ◛ ◜ ◝ ◞ ◟ ◠ ◡ ◢ ◣ ◤ ◥ ◦ ◧ ◨ ◩ ◪ ◫ ◬ ◭ ◮ ◯'
-        tdLog.info("insert Geometric Shapes %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Geometric Shapes %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(46)
@@ -397,7 +455,9 @@ class TDTestCase:
 
         # Miscellaneous Symbols
         data = '☀ ☁ ☂ ☃ ☄ ★ ☆ ☇ ☈ ☉ ☊ ☋ ☌ ☍ ☎ ☏ ☐ ☑ ☒ ☓ ☚ ☛ ☜ ☝ ☞ ☟ ☠ ☡ ☢ ☣ ☤ ☥ ☦ ☧ ☨ ☩ ☪ ☫ ☬ ☭ ☮ ☯ ☰ ☱ ☲ ☳ ☴ ☵ ☶ ☷ ☸ ☹ ☺ ☻ ☼ ☽ ☾ ☿ ♀ ♁ ♂ ♃ ♄ ♅ ♆ ♇ ♈ ♉ ♊ ♋ ♌ ♍ ♎ ♏ ♐ ♑ ♒ ♓ ♔ ♕ ♖ ♗ ♘ ♙ ♚ ♛ ♜ ♝ ♞ ♟ ♠ ♡ ♢ ♣ ♤ ♥ ♦ ♧ ♨ ♩ ♪ ♫ ♬ ♭ ♮ ♯'
-        tdLog.info("insert Miscellaneous Symbols %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Miscellaneous Symbols %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(47)
@@ -413,7 +473,9 @@ class TDTestCase:
 
         # CJK Symbols and Punctuation
         data = '、 。 〃 〄 々 〆 〇 〈 〉 《 》 「 」 『 』 【 】 〒 〓 〔 〕 〖 〗 〘 〙 〚 〛 〜 〝 〞 〟 〠 〡 〢 〣 〤 〥 〦 〧 〨 〩 〪 〫 〬 〭 〮 〯 〰 〱 〲 〳 〴 〵 〶 〷 〿'
-        tdLog.info("insert CJK Symbols and Punctuation %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert CJK Symbols and Punctuation %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(49)
@@ -445,7 +507,9 @@ class TDTestCase:
 
         # Hangul Compatibility Jamo
         data = 'ㄱ ㄲ ㄳ ㄴ ㄵ ㄶ ㄷ ㄸ ㄹ ㄺ ㄻ ㄼ ㄽ ㄾ ㄿ ㅀ ㅁ ㅂ ㅃ ㅄ ㅅ ㅆ ㅇ ㅈ ㅉ ㅊ ㅋ ㅌ ㅍ ㅎ ㅏ ㅐ ㅑ ㅒ ㅓ ㅔ ㅕ ㅖ ㅗ ㅘ ㅙ ㅚ ㅛ ㅜ ㅝ ㅞ ㅟ ㅠ ㅡ ㅢ ㅣ ㅤ ㅥ ㅦ ㅧ ㅨ ㅩ ㅪ ㅫ ㅬ ㅭ ㅮ ㅯ ㅰ ㅱ ㅲ ㅳ ㅴ ㅵ ㅶ ㅷ ㅸ ㅹ ㅺ ㅻ ㅼ ㅽ ㅾ ㅿ ㆀ ㆁ ㆂ ㆃ ㆄ ㆅ ㆆ ㆇ ㆈ ㆉ ㆊ ㆋ ㆌ ㆍ ㆎ'
-        tdLog.info("insert Hangul Compatibility Jamo %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Hangul Compatibility Jamo %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(53)
@@ -461,7 +525,9 @@ class TDTestCase:
 
         # Enclosed CJK Letters and Months
         data = '㈀ ㈁ ㈂ ㈃ ㈄ ㈅ ㈆ ㈇ ㈈ ㈉ ㈊ ㈋ ㈌ ㈍ ㈎ ㈏ ㈐ ㈑ ㈒ ㈓ ㈔ ㈕ ㈖ ㈗ ㈘ ㈙ ㈚ ㈛ ㈜ ㈠ ㈡ ㈢ ㈣ ㈤ ㈥ ㈦ ㈧ ㈨ ㈩ ㈪ ㈫ ㈬ ㈭ ㈮ ㈯ ㈰ ㈱ ㈲ ㈳ ㈴ ㈵ ㈶ ㈷ ㈸ ㈹ ㈺ ㈻ ㈼ ㈽ ㈾ ㈿ ㉀ ㉁ ㉂ ㉃ ㉠ ㉡ ㉢ ㉣ ㉤ ㉥ ㉦ ㉧ ㉨ ㉩ ㉪ ㉫ ㉬ ㉭ ㉮ ㉯ ㉰ ㉱ ㉲ ㉳ ㉴ ㉵ ㉶ ㉷ ㉸ ㉹ ㉺ ㉻ ㉿ ㊀ ㊁ ㊂ ㊃ ㊄ ㊅ ㊆ ㊇ ㊈ ㊉ ㊊ ㊋ ㊌ ㊍ ㊎ ㊏ ㊐ ㊑ ㊒ ㊓ ㊔ ㊕ ㊖ ㊗ ㊘ ㊙ ㊚ ㊛ ㊜ ㊝ ㊞ ㊟ ㊠ ㊡ ...'
-        tdLog.info("insert Enclosed CJK Letters and Months %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Enclosed CJK Letters and Months %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(55)
@@ -469,7 +535,9 @@ class TDTestCase:
 
         # CJK Compatibility
         data = '㌀ ㌁ ㌂ ㌃ ㌄ ㌅ ㌆ ㌇ ㌈ ㌉ ㌊ ㌋ ㌌ ㌍ ㌎ ㌏ ㌐ ㌑ ㌒ ㌓ ㌔ ㌕ ㌖ ㌗ ㌘ ㌙ ㌚ ㌛ ㌜ ㌝ ㌞ ㌟ ㌠ ㌡ ㌢ ㌣ ㌤ ㌥ ㌦ ㌧ ㌨ ㌩ ㌪ ㌫ ㌬ ㌭ ㌮ ㌯ ㌰ ㌱ ㌲ ㌳ ㌴ ㌵ ㌶ ㌷ ㌸ ㌹ ㌺ ㌻ ㌼ ㌽ ㌾ ㌿ ㍀ ㍁ ㍂ ㍃ ㍄ ㍅ ㍆ ㍇ ㍈ ㍉ ㍊ ㍋ ㍌ ㍍ ㍎ ㍏ ㍐ ㍑ ㍒ ㍓ ㍔ ㍕ ㍖ ㍗ ㍘ ㍙ ㍚ ㍛ ㍜ ㍝ ㍞ ㍟ ㍠ ㍡ ㍢ ㍣ ㍤ ㍥ ㍦ ㍧ ㍨ ㍩ ㍪ ㍫ ㍬ ㍭ ㍮ ㍯ ㍰ ㍱ ㍲ ㍳ ㍴ ㍵ ㍶ ㍻ ㍼ ㍽ ㍾ ㍿ ㎀ ㎁ ㎂ ㎃ ...'
-        tdLog.info("insert CJK Compatibility %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert CJK Compatibility %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(56)
@@ -477,7 +545,9 @@ class TDTestCase:
 
         # CJK Unified Ideographs
         data = '一 丁 丂 七 丄 丅 丆 万 丈 三 上 下 丌 不 与 丏 丐 丑 丒 专 且 丕 世 丗 丘 丙 业 丛 东 丝 丞 丟 丠 両 丢 丣 两 严 並 丧 丨 丩 个 丫 丬 中 丮 丯 丰 丱 串 丳 临 丵 丶 丷 丸 丹 为 主 丼 丽 举 丿 乀 乁 乂 乃 乄 久 乆 乇 么 义 乊 之 乌 乍 乎 乏 乐 乑 乒 乓 乔 乕 乖 乗 乘 乙 乚 乛 乜 九 乞 也 习 乡 乢 乣 乤 乥 书 乧 乨 乩 乪 乫 乬 乭 乮 乯 买 乱 乲 乳 乴 乵 乶 乷 乸 乹 乺 乻 乼 乽 乾 乿 ...'
-        tdLog.info("insert CJK Unified Ideographs %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert CJK Unified Ideographs %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(57)
@@ -485,7 +555,9 @@ class TDTestCase:
 
         # Hangul Syllables
         data = '一 丁 丂 七 丄 丅 丆 万 丈 三 上 下 丌 不 与 丏 丐 丑 丒 专 且 丕 世 丗 丘 丙 业 丛 东 丝 丞 丟 丠 両 丢 丣 两 严 並 丧 丨 丩 个 丫 丬 中 丮 丯 丰 丱 串 丳 临 丵 丶 丷 丸 丹 为 主 丼 丽 举 丿 乀 乁 乂 乃 乄 久 乆 乇 么 义 乊 之 乌 乍 乎 乏 乐 乑 乒 乓 乔 乕 乖 乗 乘 乙 乚 乛 乜 九 乞 也 习 乡 乢 乣 乤 乥 书 乧 乨 乩 乪 乫 乬 乭 乮 乯 买 乱 乲 乳 乴 乵 乶 乷 乸 乹 乺 乻 乼 乽 乾 乿 ...'
-        tdLog.info("insert Hangul Syllables %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Hangul Syllables %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(58)
@@ -501,7 +573,9 @@ class TDTestCase:
 
         # CJK Compatibility Ideographs
         data = '豈 更 車 賈 滑 串 句 龜 龜 契 金 喇 奈 懶 癩 羅 蘿 螺 裸 邏 樂 洛 烙 珞 落 酪 駱 亂 卵 欄 爛 蘭 鸞 嵐 濫 藍 襤 拉 臘 蠟 廊 朗 浪 狼 郎 來 冷 勞 擄 櫓 爐 盧 老 蘆 虜 路 露 魯 鷺 碌 祿 綠 菉 錄 鹿 論 壟 弄 籠 聾 牢 磊 賂 雷 壘 屢 樓 淚 漏 累 縷 陋 勒 肋 凜 凌 稜 綾 菱 陵 讀 拏 樂 諾 丹 寧 怒 率 異 北 磻 便 復 不 泌 數 索 參 塞 省 葉 說 殺 辰 沈 拾 若 掠 略 亮 兩 凉 梁 糧 良 諒 量 勵 ...'
-        tdLog.info("insert CJK Compatibility Ideographs %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert CJK Compatibility Ideographs %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(60)
@@ -509,7 +583,9 @@ class TDTestCase:
 
         # Alphabetic Presentation Forms
         data = 'ff fi fl ffi ffl ſt st ﬓ ﬔ ﬕ ﬖ ﬗ ﬞ ײַ ﬠ ﬡ ﬢ ﬣ ﬤ ﬥ ﬦ ﬧ ﬨ ﬩ שׁ שׂ שּׁ שּׂ אַ אָ אּ בּ גּ דּ הּ וּ זּ טּ יּ ךּ כּ לּ מּ נּ סּ ףּ פּ צּ קּ רּ שּ תּ וֹ בֿ כֿ פֿ ﭏ'
-        tdLog.info("insert Alphabetic Presentation Forms %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Alphabetic Presentation Forms %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(61)
@@ -517,7 +593,9 @@ class TDTestCase:
 
         # Arabic Presentation Forms-A
         data = 'ﭐ ﭑ ﭒ ﭓ ﭔ ﭕ ﭖ ﭗ ﭘ ﭙ ﭚ ﭛ ﭜ ﭝ ﭞ ﭟ ﭠ ﭡ ﭢ ﭣ ﭤ ﭥ ﭦ ﭧ ﭨ ﭩ ﭪ ﭫ ﭬ ﭭ ﭮ ﭯ ﭰ ﭱ ﭲ ﭳ ﭴ ﭵ ﭶ ﭷ ﭸ ﭹ ﭺ ﭻ ﭼ ﭽ ﭾ ﭿ ﮀ ﮁ ﮂ ﮃ ﮄ ﮅ ﮆ ﮇ ﮈ ﮉ ﮊ ﮋ ﮌ ﮍ ﮎ ﮏ ﮐ ﮑ ﮒ ﮓ ﮔ ﮕ ﮖ ﮗ ﮘ ﮙ ﮚ ﮛ ﮜ ﮝ ﮞ ﮟ ﮠ ﮡ ﮢ ﮣ ﮤ ﮥ ﮦ ﮧ ﮨ ﮩ ﮪ ﮫ ﮬ ﮭ ﮮ ﮯ ﮰ ﮱ ﯓ ﯔ ﯕ ﯖ ﯗ ﯘ ﯙ ﯚ ﯛ ﯜ ﯝ ﯞ ﯟ ﯠ ﯡ ﯢ ﯣ ﯤ ﯥ ﯦ ﯧ ﯨ ﯩ ﯪ ﯫ ﯬ ﯭ ﯮ ﯯ ﯰ ...'
-        tdLog.info("insert Arabic Presentation Forms-A %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Arabic Presentation Forms-A %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(62)
@@ -525,7 +603,9 @@ class TDTestCase:
 
         # Combining Half Marks
         data = '︠ ︡ ︢ ︣'
-        tdLog.info("insert Combining Half Marks %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Combining Half Marks %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(63)
@@ -533,7 +613,9 @@ class TDTestCase:
 
         # CJK Compatibility Forms
         data = '︰ ︱ ︲ ︳ ︴ ︵ ︶ ︷ ︸ ︹ ︺ ︻ ︼ ︽ ︾ ︿ ﹀ ﹁ ﹂ ﹃ ﹄ ﹉ ﹊ ﹋ ﹌ ﹍ ﹎ ﹏'
-        tdLog.info("insert CJK Compatibility Forms %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert CJK Compatibility Forms %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(64)
@@ -541,7 +623,9 @@ class TDTestCase:
 
         # Small Form Variants
         data = '﹐ ﹑ ﹒ ﹔ ﹕ ﹖ ﹗ ﹘ ﹙ ﹚ ﹛ ﹜ ﹝ ﹞ ﹟ ﹠ ﹡ ﹢ ﹣ ﹤ ﹥ ﹦ ﹨ ﹩ ﹪ ﹫'
-        tdLog.info("insert Small Form Variants %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Small Form Variants %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(65)
@@ -549,7 +633,9 @@ class TDTestCase:
 
         # Arabic Presentation Forms-B
         data = 'ﹰ ﹱ ﹲ ﹴ ﹶ ﹷ ﹸ ﹹ ﹺ ﹻ ﹼ ﹽ ﹾ ﹿ ﺀ ﺁ ﺂ ﺃ ﺄ ﺅ ﺆ ﺇ ﺈ ﺉ ﺊ ﺋ ﺌ ﺍ ﺎ ﺏ ﺐ ﺑ ﺒ ﺓ ﺔ ﺕ ﺖ ﺗ ﺘ ﺙ ﺚ ﺛ ﺜ ﺝ ﺞ ﺟ ﺠ ﺡ ﺢ ﺣ ﺤ ﺥ ﺦ ﺧ ﺨ ﺩ ﺪ ﺫ ﺬ ﺭ ﺮ ﺯ ﺰ ﺱ ﺲ ﺳ ﺴ ﺵ ﺶ ﺷ ﺸ ﺹ ﺺ ﺻ ﺼ ﺽ ﺾ ﺿ ﻀ ﻁ ﻂ ﻃ ﻄ ﻅ ﻆ ﻇ ﻈ ﻉ ﻊ ﻋ ﻌ ﻍ ﻎ ﻏ ﻐ ﻑ ﻒ ﻓ ﻔ ﻕ ﻖ ﻗ ﻘ ﻙ ﻚ ﻛ ﻜ ﻝ ﻞ ﻟ ﻠ ﻡ ﻢ ﻣ ﻤ ﻥ ﻦ ﻧ ﻨ ﻩ ﻪ ﻫ ﻬ ﻭ ﻮ ﻯ ﻰ ﻱ ...'
-        tdLog.info("insert Arabic Presentation Forms-B %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Arabic Presentation Forms-B %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(66)
@@ -557,13 +643,14 @@ class TDTestCase:
 
         # Halfwidth and Fullwidth Forms
         data = '！ ＂ ＃ ＄ ％ ＆ ＇ （ ） ＊ ＋ ， － ． ／ ０ １ ２ ３ ４ ５ ６ ７ ８ ９ ： ； ＜ ＝ ＞ ？ ＠ Ａ Ｂ Ｃ Ｄ Ｅ Ｆ Ｇ Ｈ Ｉ Ｊ Ｋ Ｌ Ｍ Ｎ Ｏ Ｐ Ｑ Ｒ Ｓ Ｔ Ｕ Ｖ Ｗ Ｘ Ｙ Ｚ ［ ＼ ］ ＾ ＿ ｀ ａ ｂ ｃ ｄ ｅ ｆ ｇ ｈ ｉ ｊ ｋ ｌ ｍ ｎ ｏ ｐ ｑ ｒ ｓ ｔ ｕ ｖ ｗ ｘ ｙ ｚ ｛ ｜ ｝ ～ ｡ ｢ ｣ ､ ･ ｦ ｧ ｨ ｩ ｪ ｫ ｬ ｭ ｮ ｯ ｰ ｱ ｲ ｳ ｴ ｵ ｶ ｷ ｸ ｹ ｺ ｻ ｼ ｽ ｾ ｿ ﾀ ﾁ ﾂ ...'
-        tdLog.info("insert Halfwidth and Fullwidth Forms %d length data: %s" % (len(data), data))
+        tdLog.info(
+            "insert Halfwidth and Fullwidth Forms %d length data: %s" %
+            (len(data), data))
         tdSql.execute("insert into tb values (now, '%s')" % data)
         tdSql.query("select * from tb")
         tdSql.checkRows(67)
         tdSql.checkData(66, 1, data)
 
-
     def stop(self):
         tdSql.close()
         tdLog.success("%s successfully executed" % __file__)
diff --git a/tests/pytest/query/query.py b/tests/pytest/query/query.py
index a90694324745755f02d8e14247c437d414a4e40f..68b8baab64afce7c48eb51a2173e6d1187a1b7b8 100644
--- a/tests/pytest/query/query.py
+++ b/tests/pytest/query/query.py
@@ -37,7 +37,7 @@ class TDTestCase:
         print("==============step2")
 
         tdSql.execute(
-            """INSERT INTO dev_001(ts, tagtype) VALUES('2020-05-13 10:00:00.000', 1), 
+            """INSERT INTO dev_001(ts, tagtype) VALUES('2020-05-13 10:00:00.000', 1),
             ('2020-05-13 10:00:00.001', 1)
              dev_002 VALUES('2020-05-13 10:00:00.001', 1)""")
 
diff --git a/tests/pytest/stable/insert.py b/tests/pytest/stable/insert.py
index 4f41d4aa937dad640d86d0929e25448b01d262c0..9f9e7c6e066db628f66cd2d9e897f471ee5cff56 100644
--- a/tests/pytest/stable/insert.py
+++ b/tests/pytest/stable/insert.py
@@ -37,7 +37,7 @@ class TDTestCase:
         print("==============step2")
 
         tdSql.execute(
-            """INSERT INTO dev_001(ts, tagtype) VALUES('2020-05-13 10:00:00.000', 1), 
+            """INSERT INTO dev_001(ts, tagtype) VALUES('2020-05-13 10:00:00.000', 1),
             ('2020-05-13 10:00:00.001', 1)
              dev_002 VALUES('2020-05-13 10:00:00.001', 1)""")
 
diff --git a/tests/pytest/table/tablename-boundary.py b/tests/pytest/table/tablename-boundary.py
index ee90b1ca924c705842d27fc3a78092e810fe233f..fba1b2cf3ccb1af8976d6454708eb9a211e36650 100644
--- a/tests/pytest/table/tablename-boundary.py
+++ b/tests/pytest/table/tablename-boundary.py
@@ -18,18 +18,24 @@ class TDTestCase:
         tdSql.prepare()
 
         getTableNameLen = "grep -w '#define TSDB_TABLE_NAME_LEN' ../../src/inc/taosdef.h|awk '{print $3}'"
-        tableNameMaxLen = int(subprocess.check_output(getTableNameLen, shell=True))
+        tableNameMaxLen = int(
+            subprocess.check_output(
+                getTableNameLen, shell=True))
         tdLog.notice("table name max length is %d" % tableNameMaxLen)
-        chars = string.ascii_uppercase+string.ascii_lowercase
+        chars = string.ascii_uppercase + string.ascii_lowercase
         tb_name = ''.join(random.choices(chars, k=tableNameMaxLen))
         tdLog.info('tb_name length %d' % len(tb_name))
         tdLog.info('create table %s (ts timestamp, value int)' % tb_name)
-        tdSql.error('create table %s (ts timestamp, speed binary(4089))' % tb_name)
+        tdSql.error(
+            'create table %s (ts timestamp, speed binary(4089))' %
+            tb_name)
 
         tb_name = ''.join(random.choices(chars, k=191))
         tdLog.info('tb_name length %d' % len(tb_name))
         tdLog.info('create table %s (ts timestamp, value int)' % tb_name)
-        tdSql.execute('create table %s (ts timestamp, speed binary(4089))' % tb_name)
+        tdSql.execute(
+            'create table %s (ts timestamp, speed binary(4089))' %
+            tb_name)
 
     def stop(self):
         tdSql.close()
diff --git a/tests/pytest/tag_lite/create-tags-boundary.py b/tests/pytest/tag_lite/create-tags-boundary.py
index b63b2168c5e56091aa148d8bc801e7e40c44b217..12058b2b216bbfef89c6f53c446e94437aa4d910 100644
--- a/tests/pytest/tag_lite/create-tags-boundary.py
+++ b/tests/pytest/tag_lite/create-tags-boundary.py
@@ -33,19 +33,27 @@ class TDTestCase:
             stb_name = "stb%d" % x
 
             tagSeq = "tag0 int"
-            for y in range(1, x+1):
+            for y in range(1, x + 1):
                 tagSeq = tagSeq + ", tag%d int" % y
 
-            tdLog.info("create table %s (ts timestamp, value int) tags (%s)" % (stb_name, tagSeq))
-            tdSql.execute("create table %s (ts timestamp, value int) tags (%s)" % (stb_name, tagSeq))
+            tdLog.info(
+                "create table %s (ts timestamp, value int) tags (%s)" %
+                (stb_name, tagSeq))
+            tdSql.execute(
+                "create table %s (ts timestamp, value int) tags (%s)" %
+                (stb_name, tagSeq))
 
         tdSql.query("show stables")
         tdSql.checkRows(boundary)
 
-        stb_name = "stb%d" % (boundary+1)
+        stb_name = "stb%d" % (boundary + 1)
         tagSeq = tagSeq + ", tag%d int" % (boundary)
-        tdLog.info("create table %s (ts timestamp, value int) tags (%s)" % (stb_name, tagSeq))
-        tdSql.error("create table %s (ts timestamp, value int) tags (%s)" % (stb_name, tagSeq))
+        tdLog.info(
+            "create table %s (ts timestamp, value int) tags (%s)" %
+            (stb_name, tagSeq))
+        tdSql.error(
+            "create table %s (ts timestamp, value int) tags (%s)" %
+            (stb_name, tagSeq))
         tdSql.query("show stables")
         tdSql.checkRows(boundary)
 
diff --git a/tests/pytest/util/dnodes.py b/tests/pytest/util/dnodes.py
index b641927c9f7d47ec192a78771040ddee86b6c536..63cdccecbc65019d6ae0f47af71c5e78ebc5a82f 100644
--- a/tests/pytest/util/dnodes.py
+++ b/tests/pytest/util/dnodes.py
@@ -103,7 +103,8 @@ class TDDnode:
         self.logDir = "%s/pysim/dnode%d/log" % (self.path, self.index)
         self.dataDir = "%s/pysim/dnode%d/data" % (self.path, self.index)
         self.cfgDir = "%s/pysim/dnode%d/cfg" % (self.path, self.index)
-        self.cfgPath = "%s/pysim/dnode%d/cfg/taos.cfg" % (self.path, self.index)
+        self.cfgPath = "%s/pysim/dnode%d/cfg/taos.cfg" % (
+            self.path, self.index)
 
         cmd = "rm -rf " + self.dataDir
         if os.system(cmd) != 0:
@@ -188,7 +189,7 @@ class TDDnode:
                     rootRealPath = os.path.dirname(os.path.realpath(root))
                     if ("community" not in rootRealPath):
                         binPath = os.path.join(root, "taosd")
-                        break;
+                        break
         else:
             projPath = selfPath + "/../../../"
             for root, dirs, files in os.walk(projPath):
@@ -196,7 +197,7 @@ class TDDnode:
                     rootRealPath = os.path.dirname(os.path.realpath(root))
                     if ("packaging" not in rootRealPath):
                         binPath = os.path.join(root, "taosd")
-                        break;
+                        break
 
         if (binPath == ""):
             tdLog.exit("taosd not found!s")