Merge branch 'master' into python-for-loop

Author: martin-martin

how-to-remove-item-from-list-python/README.md

@@ -0,0 +1,3 @@
+# How to Remove Items From Lists in Python
+
+This folder provides the code examples for the Real Python tutorial [How to Remove Items From Lists in Python](https://realpython.com/how-to-remove-item-from-list-python/).

how-to-remove-item-from-list-python/books.py

@@ -0,0 +1,36 @@
+books = ["Dragonsbane", "The Hobbit", "Wonder", "Jaws"]
+print(books.pop(0))
+print(books)
+
+books = ["Dragonsbane", "The Hobbit", "Wonder", "Jaws"]
+read_books = []
+read = books.pop(0)
+read_books.append(read)
+print(read_books)
+print(books)
+
+books = ["Dragonsbane", "The Hobbit", "Wonder", "Wonder", "Jaws", "Jaws"]
+del books[2]
+print(books)
+del books[-1]
+print(books)
+
+books = ["Dragonsbane", "The Hobbit", "Wonder", "Jaws"]
+books.remove("The Hobbit")
+print(books)
+
+books = ["Dragonsbane", "The Hobbit", "Wonder", "Jaws"]
+books.remove("The Two Towers")
+print(books)
+
+books = ["Dragonsbane", "The Hobbit", "Wonder", "Jaws"]
+del books[0:3]
+print(books)
+
+books = ["Dragonsbane", "The Hobbit", "Wonder", "Jaws", "It"]
+del books[-3:-1]
+print(books)
+
+books = ["Dragonsbane", "The Hobbit", "Wonder", "Jaws", "It"]
+books.clear()
+print(books)

how-to-remove-item-from-list-python/phone_book.py

@@ -0,0 +1,35 @@
+phone_numbers = [
+    "54123",
+    "54123",
+    "54123",
+    "54456",
+    "54789",
+    "54789",
+]
+for phone_number in phone_numbers[:]:
+    if phone_numbers.count(phone_number) > 1:
+        phone_numbers.remove(phone_number)
+print(phone_numbers)
+
+
+phone_numbers = [
+    "54123",
+    "54123",
+    "54123",
+    "54456",
+    "54789",
+    "54789",
+]
+phone_numbers = list(dict.fromkeys(phone_numbers))
+print(phone_numbers)
+
+phone_numbers = [
+    "54123",
+    "54123",
+    "54123",
+    "54456",
+    "54789",
+    "54789",
+]
+set(phone_numbers)
+print(phone_numbers)

python-get-all-files-in-directory/create_large_dir.py

@@ -66,18 +66,18 @@ class Item:
 
 def create_item(item: Item, path_to: Path = Path.cwd()) -> None:
 
-    if not item.children and not item.junk_files:
-        path_to.joinpath(item.name).touch()
+    if not item.children and not item.num_junk_files:
+        path_to.joinpath(item.name).touch(exist_ok=True)
         return
 
     root = path_to.joinpath(item.name)
-    root.mkdir()
+    root.mkdir(exist_ok=True)
 
     for child in item.children:
         create_item(child, path_to=root)
 
     for i in range(item.num_junk_files):
-        root.joinpath(f"{i}.txt").touch()
+        root.joinpath(f"{i}.txt").touch(exist_ok=True)
 
 
 create_item(folder_structure)