add changes and commit

Signed-off-by: md.ja32 <[email protected]>

Medium/airports.py

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+airports = [
+    {
+        "name": "Beijing Capital International Airport",
+        "code": "PEK",
+        "country": "China"
+    },
+    {
+        "name": "Los Angeles International Airport",
+        "code": "LAX",
+        "country": "United States"
+    },
+    {
+        "name": "London Heathrow Airport",
+        "code": "LHR",
+        "country": "United Kingdom"
+    }
+]
+
+for airport in airports:
+    print(f"{airport['name']} ({airport['code']}) is in {airport['country']}.")

Medium/classes0.py

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+class Point:
+    def __init__(self, x, y):
+        self.x = x
+        self.y = y
+
+p = Point(3, 5)
+print(p.x)
+print(p.y)

Medium/classes1.py

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+class Flight:
+
+    def __init__(self, capacity):
+        self.capacity = capacity
+        self.passengers = []
+
+    def add_passenger(self, name):
+        if not self.open_seats():
+            return False
+        self.passengers.append(name)
+        return True
+
+    def open_seats(self):
+        return self.capacity - len(self.passengers)
+
+
+flight = Flight(capacity=3)
+
+people = ["Harry", "Ron", "Hermione", "Ginny"]
+for person in people:
+    if flight.add_passenger(person):
+        print(f"Added {person} to flight.")
+    else:
+        print(f"No available seats for {person}.")

Medium/conditions.py

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+x = 10
+
+if x > 0:
+    print("x is positive")
+elif x < 0:
+    print("x is negative")
+else:
+    print("x is 0")

Medium/decorators.py

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+def announce(f):
+    def wrapper():
+        print("About to run the function...")
+        f()
+        print("Done running the function.")
+    return wrapper
+
+
+@announce
+def hello():
+    print("Hello, world!")
+
+hello()

Medium/dictionaries.py

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+ages = {"Alice": 22, "Bob": 27}
+ages["Charlie"] = 30
+ages["Alice"] += 1
+
+print(ages)

Medium/exceptions.py

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+import sys
+
+try:
+    x = int(input("x: "))
+    y = int(input("y: "))
+except ValueError:
+    print("Error: Invalid input")
+    sys.exit(1)
+
+try:
+    result = x / y
+except ZeroDivisionError:
+    print("Error: Cannot divide by 0")
+    sys.exit(1)
+
+print(f"x / y = {result}")

Medium/functions.py

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+def square(x):
+    return x * x
+
+for i in range(10):
+    print("{} squared is {}".format(i, square(i)))

Medium/hello.py

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+print("Hello, world!")

Medium/lambda.py

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+movies = [
+    {"title": "Green Book", "year": 2018},
+    {"title": "The Shape of Water", "year": 2017},
+    {"title": "Moonlight", "year": 2016},
+    {"title": "Spotlight", "year": 2015},
+    {"title": "Birdman", "year": 2014},
+    {"title": "12 Years a Slave", "year": 2013}
+]
+
+movies.sort(key=lambda movie: movie["year"])
+
+for movie in movies:
+    print("{title} was released in {year}".format(**movie))

Medium/lists.py

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+# List of names
+names = ["Harry", "Ron", "Hermione", "Ginny"]
+
+# Print first name
+print(names[0])
+
+# Add a new name
+names.append("Draco")
+
+# Sort names alphabetically
+names.sort()
+
+# Print list of names
+print(names)

Medium/loops.py

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+for i in range(5):
+    print(i)
+
+names = ["Alice", "Bob", "Charlie"]
+for name in names:
+    print(name)

Medium/modules.py

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+from functions import square
+
+print(square(10))

Medium/name.py

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+name = input("Name: ")
+print(f"Hello, {name}")

Medium/sequences.py

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+name = "Alice"
+coordinates = (10.0, 20.0)
+names = ["Alice", "Bob", "Charlie"]

Medium/sets.py

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+# Create an empty set
+s = set()
+
+# Add elements to set
+s.add(1)
+s.add(3)
+s.add(5)
+s.add(3)
+print(s)
+
+# Remove elemnt from set
+s.remove(5)
+print(s)

Medium/variables.py

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+a = 28
+b = 1.5
+c = "Hello!"
+d = True
+e = None