Joocheol

Joocheol

# Define count_entries()
def count_entries(df, col_name):
    """Return a dictionary with counts of 
    occurrences as value for each key."""

    # Initialize an empty dictionary: langs_count
    langs_count = {}
    
    # Extract column from DataFrame: col
    col = df[col_name]

Joocheol

# Import pandas
import pandas as pd

# Import Twitter data as DataFrame: df
df = pd.read_csv('tweets.csv')

# Initialize an empty dictionary: langs_count
langs_count = {}

# Extract column from DataFrame: col

Joocheol

# Define shout_all with parameters word1 and word2
def shout_all(word1, word2):
    """Return a tuple of strings"""
    # Concatenate word1 with '!!!': shout1
    shout1 = word1 + '!!!'
    
    # Concatenate word2 with '!!!': shout2
    shout2 = word2 + '!!!'
    
    # Construct a tuple with shout1 and shout2: shout_words

Joocheol

# Unpack nums into num1, num2, and num3
num1, num2, num3 = nums

# Construct even_nums
even_nums = (2, num2, num3)

Joocheol

# Define shout with parameters word1 and word2
def shout(word1, word2):
    """Concatenate strings with three exclamation marks"""
    # Concatenate word1 with '!!!': shout1
    shout1 = word1 + '!!!'
    
    # Concatenate word2 with '!!!': shout2
    shout2 = word2 + '!!!'
    
    # Concatenate shout1 with shout2: new_shout

Joocheol

# Define shout with the parameter, word
def shout(word):
    """Return a string with three exclamation marks"""
    # Concatenate the strings: shout_word
    shout_word = word + '!!!'

    # Replace print with return
    return shout_word

# Pass 'congratulations' to shout: yell

Joocheol

# Define shout with the parameter, word
def shout(word):
    """Print a string with three exclamation marks"""
    # Concatenate the strings: shout_word
    shout_word = word + '!!!'

    # Print shout_word
    print(shout_word)

# Call shout with the string 'congratulations'

Joocheol

# Define the function shout
def shout():
    """Print a string with three exclamation marks"""
    # Concatenate the strings: shout_word
    shout_word = 'congratulations' + '!!!'

    # Print shout_word
    print(shout_word)

# Call shout

Joocheol

# Import cars data
import pandas as pd
cars = pd.read_csv('cars.csv', index_col = 0)

# Use .apply(str.upper)
cars["COUNTRY"] = cars["country"].apply(str.upper)