# Startswith: Checking if a string starts with a substring
starts = "Hello World".startswith("Hello")
print(starts)

# Title: Capitalizing the first letter of each word.
title = "hello world".title()
print(title)

# Swapcase: Swapping case.
swapped = "Hello World".swapcase()
print(swapped)

# Isalpha: Checking if all characters are alphabetic
is_alpha = "Hello".isalpha()
print(is_alpha)

# Isdigit: Checking if all characters are digits
is_digit = "12345".isdigit()
print(is_digit)

# Isalnum: Checking if all characters are alphanumeric
is_alnum = "Hello123".isalnum()
print(is_alnum)

# Islower: Checking if all characters are lowercase
is_lower = "hello".islower()
print(is_lower)

# Isupper: Checking if all characters are uppercase
is_upper = "HELLO".isupper()
print(is_upper)

# Isspace: Checking if all characters are whitespace
is_space = "   ".isspace()
print(is_space)

# Zfill: Padding a string with zeros
zero_filled = "42".zfill(5)
print(zero_filled)

# Center: Centering a string.
centered = "Hello".center(10)
print(centered)

# Ljust: Left-justifying a string
left_justified = "Hello".ljust(10)
print(left_justified)

# Rjust: Right-justifying a string
right_justified = "Hello".rjust(10)
print(right_justified)

# Partition: Partitioning a string
partitioned = "Hello, World".partition(", ")
print(partitioned)

# Rpartition: Partitioning a string from the right
rpartitioned = "Hello, World".rpartition(", ")
print(rpartitioned)

# Splitlines: Splitting a string by lines
lines = "Hello\nWorld"
split_lines = lines.splitlines()
print(split_lines)

# Expandtabs: Expanding tabs
expanded = "Hello\tWorld".expandtabs(4)
print(expanded)

# Maketrans: Creating a translation table
table = str.maketrans("aeiou", "12345")
translated = "hello".translate(table)
print(translated)

# Format: Formatting a string
name = "Alice"
age = 25
formatted = "My name is {} and I am {} years old.".format(name, age)
print(formatted)

# Isascii: Checking if all characters are ASCII
isascii = "Hello".isascii()
print(isascii)

# Isdecimal: Checking if all characters are decimal
isdecimal = "12345".isdecimal()
print(isdecimal)

# Format_map: Formatting using a mapping
mapping = {"name": "Bob", "age": 30}
formatted_map = "My name is {name} and I am {age} years old.".format_map(mapping)
print(formatted_map)