Election_Analysis/PyPoll.py at main · pato7mx/Election_Analysis · GitHub

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# Open the data file.
# Write down the names of all the candidates.
# Add a vote count for each candidate.
# Get the total votes for each candidate.
# Get the total votes cast for the election.

# Add our dependencies.
import csv
import os
# Assign a variable to load a file from a path.
file_to_load = os.path.join("Resources", "election_results.csv")
# Assign a variable to save the file to a path.
file_to_save = os.path.join("analysis", "election_analysis.txt")

# 1. Initialize a total vote counter.
total_votes = 0


# Candidate Options
candidate_options = []

#Create a dictionary to store candidate name and its vote count
candidate_votes = {}

# Winning Candidate and Winning Count Tracker
winning_candidate = ""
winning_count = 0
winning_percentage = 0

# Open the election results and read the file.
with open(file_to_load) as election_data:


    # To do: read and analyze the data here.
    # Read the file object with the reader function.
    file_reader = csv.reader(election_data)

    # Read and print the header row.
    headers = next(file_reader)
    print(headers)

    # # Print each row in the CSV file.
    for row in file_reader:
        # 2. Add to the total vote count.
        total_votes = total_votes + 1

        # Print the candidate name from each row.
        candidate_name = row[2]
        # If the candidate does not match any existing candidate...
        if candidate_name not in candidate_options:
            # Add it to the list of candidates.
            candidate_options.append(candidate_name)
            # 2. Begin tracking that candidate's vote count.
            candidate_votes[candidate_name] = 0
        # Add a vote to that candidate's count.
        candidate_votes[candidate_name] = candidate_votes[candidate_name] + 1


#Print total votes
print(f"The total votes were {total_votes}")

# Determine the percentage of votes for each candidate by looping through the counts.
# 1. Iterate through the candidate list.
for candidate_name in candidate_votes:
    # 2. Retrieve vote count of a candidate.
    votes = candidate_votes[candidate_name]
    # 3. Calculate the percentage of votes.
    vote_percentage = float(votes) / float(total_votes) * 100
    # 4. Print the candidate name and percentage of votes.
    print(f"{candidate_name}: received {vote_percentage:.1f}% of the vote.")
    # Determine winning vote count and candidate
    # Determine if the votes is greater than the winning count.
    if (votes > winning_count) and (vote_percentage > winning_percentage):
         # If true then set winning_count = votes and winning_percent =
         # vote_percentage.
         winning_count = votes
         winning_percentage = vote_percentage
         # And, set the winning_candidate equal to the candidate's name.
         winning_candidate = candidate_name
winning_candidate_summary = (
    f"-------------------------\n"
    f"Winner: {winning_candidate}\n"
    f"Winning Vote Count: {winning_count:,}\n"
    f"Winning Percentage: {winning_percentage:.1f}%\n"
    f"-------------------------\n")
print(winning_candidate_summary)