asyncio added

Author: epythonlab

manage_attributes.py

@@ -0,0 +1,20 @@
+# Manage Class Attributes with @property Decorator
+class Product:
+    def __init__(self, name, price):
+        self.name = name
+        self._price = price
+    @property
+    def price(self):
+        return self._price
+    
+    @price.setter
+    def price(self, value):
+        if isinstance(value, (int, float)):
+            raise ValueError("Price must be a number")
+        if value < 0:
+            raise ValueError("Price cannot be negative")
+
+
+# creating instance of the class
+product = Product("Laptop", 300)
+print(product.price)

pd_to_xml.py

@@ -0,0 +1,25 @@
+# Transforming Pandas DataFrame to XML
+import pandas as pd
+
+data ={
+    'Name': ['asibeh', 'alice', 'tenager'],
+    'age': [23, 40, 34],
+    'city':['addis ababa', 'bahirdar', 'db']
+}
+df = pd.DataFrame(data)
+print(df)
+
+
+import xml.etree.ElementTree as ET
+
+def df_to_xml(df, root_name, row_name):
+    root = ET.Element(root_name)
+    for _, row in df.iterrows():
+        item = ET.SubElement(root, row_name)
+        for col_name, col_value in row.items():
+            sub_item = ET.SubElement(item, col_name)
+            sub_item.text = str(col_value)
+    return ET.tostring(root, encoding='unicode')
+
+xml_data = df_to_xml(df, 'Data', 'Person')
+print(xml_data)