From e8529653514ed9f465e2e5f476d3e6b1734e3c77 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=9F=D1=83=D0=B7=D0=B0=D0=BD=D0=BE=D0=B2=20=D0=9F=D0=B0?=
 =?UTF-8?q?=D0=B2=D0=BB=D0=BE?=
 <124675990+CrazyDuck192@users.noreply.github.com>
Date: Tue, 21 Mar 2023 20:37:57 +0200
Subject: [PATCH] =?UTF-8?q?=D0=9A=D0=BB=D0=B0=D1=81=D0=BD=D0=B0=20=D1=80?=
 =?UTF-8?q?=D0=BE=D0=B1=D0=BE=D1=82=D0=B0=20=E2=84=9614=20(=E2=84=9617.18,?=
 =?UTF-8?q?=2017.20)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 17.18.py | 22 ++++++++++++++++++++++
 17.20.py | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 70 insertions(+)
 create mode 100644 17.18.py
 create mode 100644 17.20.py

diff --git a/17.18.py b/17.18.py
new file mode 100644
index 0000000..8901651
--- /dev/null
+++ b/17.18.py
@@ -0,0 +1,22 @@
+from collections import Counter
+
+def lower(func):
+
+    def _lower(*args):
+        args_lower = ''
+        for arg in args:
+            args_lower += arg.lower()
+        y = func(args_lower)
+
+        return y
+
+    return _lower
+
+@lower
+def count(s):
+    return Counter(s)
+
+if __name__ == '__main__':
+    s = 'abcdABCefgGFAB'
+    g = 'qQQqqwerERwww'
+    print(count(s, g))
\ No newline at end of file
diff --git a/17.20.py b/17.20.py
new file mode 100644
index 0000000..1a0794d
--- /dev/null
+++ b/17.20.py
@@ -0,0 +1,48 @@
+def check_type(*typechecker):
+
+    def _check_type(func):
+
+        def __check_type(*args, **kwargs):
+
+            try:
+                if len(typechecker) != len(args):
+                    raise TypeError('Amounts do not match')
+            except TypeError:
+                return TypeError('Amounts do not match')
+            
+            try:
+                for i, t in zip(args, typechecker):
+                    if type(i) != t:
+                        raise TypeError('Types do not match')
+            except TypeError:
+                return TypeError('Types do not match')
+            
+            y = func(*args, **kwargs)
+            return y
+        
+        return __check_type
+    
+    return _check_type
+
+class TypeError(Exception):
+
+    def __init__(self, msg):
+        super().__init__()
+        self.msg = msg
+
+    def __str__(self):
+        return self.msg
+
+@ check_type(int, str, tuple)   
+def func(a, b, c):
+    return f'| {a} | {b} | {c} |'
+
+
+if __name__ == '__main__':
+    print(func(22, 'hello', (1, 'hi', 2)))
+    print(func(22.5, 'hello', (1, 'hi', 2)))
+    print(func(22,'hello world'))
+
+    
+                
+            
\ No newline at end of file