Election_Analysis_Challenge/PyPoll_Challange.py at main · Tesa-U/Election_Analysis_Challenge · GitHub

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# Add our dependencies.
import csv
import os
# Add a variable to load a file from a path.
file_to_load = os.path.join("Resources", "election_results.csv")
# Add a variable to save the file to a path.
file_to_save = os.path.join("analysis", "election_analysis.txt")
# Initialize a total vote counter.
total_votes = 0
# Candidate Options and candidate votes.
candidate_options = []
candidate_votes = {}
county_names = []
county_votes = {}
# Track the winning candidate, vote count and percentage
winning_candidate = ""
winning_count = 0
winning_percentage = 0
largest_county_turnout = ""
largest_county_vote = 0
# Read the csv and convert it into a list of dictionaries
with open(file_to_load) as election_data:
   reader = csv.reader(election_data)
   # Read the header
   header = next(reader)
   # For each row in the CSV file.
   for row in reader:
       # Add to the total vote count
       total_votes = total_votes + 1
       # Get the candidate name from each row.
       candidate_name = row[2]
       county_name = row[1]
       # If the candidate does not match any existing candidate add it the
       # the candidate list
       if candidate_name not in candidate_options:
           # Add the candidate name to the candidate list.
           candidate_options.append(candidate_name)
           # And begin tracking that candidate's voter count.
           candidate_votes[candidate_name] = 0
       # Add a vote to that candidate's count
       candidate_votes[candidate_name] += 1
       # county does not match any existing county in the county list.
       if county_name not in county_names:
           county_names.append(county_name)
           county_votes[county_name] = 0
       county_votes[county_name] += 1
# Save the results to our text file.
with open(file_to_save, "w") as txt_file:
   # Print the final vote count (to terminal)
   election_results = (
       f"\nElection Results\n"
       f"-------------------------\n"
       f"Total Votes: {total_votes:,}\n"
       f"-------------------------\n\n"
       f"County Votes:\n")
   print(election_results, end="")
   txt_file.write(election_results)
   for county in county_votes:
       county_vote = county_votes[county]
       county_percent = float(county_vote) / float(total_votes) * 100
       county_results = (
           f"{county}: {county_percent:.1f}% ({county_vote:,})\n")
       print(county_results, end="")
       txt_file.write(county_results)
       if (county_vote > largest_county_vote):
           largest_county_vote = county_vote
           largest_county_turnout = county
   largest_county_turnout = (
       f"\n-------------------------\n"
       f"Largest County Turnout: {largest_county_turnout}\n"
       f"-------------------------\n")
   print(largest_county_turnout)
   txt_file.write(largest_county_turnout)
   # Save the final candidate vote count to the text file.
   for candidate_name in candidate_votes:
       # Retrieve vote count and percentage
       votes = candidate_votes.get(candidate_name)
       vote_percentage = float(votes) / float(total_votes) * 100
       candidate_results = (
           f"{candidate_name}: {vote_percentage:.1f}% ({votes:,})\n")
       # Print each candidate's voter count and percentage to the
       # terminal.
       print(candidate_results)
       #  Save the candidate results to our text file.
       txt_file.write(candidate_results)
       # Determine winning vote count, winning percentage, and candidate.
       if (votes > winning_count) and (vote_percentage > winning_percentage):
           winning_count = votes
           winning_candidate = candidate_name
           winning_percentage = vote_percentage
   # Print the winning candidate (to terminal)
   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)
   # Save the winning candidate's name to the text file
   txt_file.write(winning_candidate_summary)