Quick tool for grabbing all font-size rules in a directory

extract_font_sizes.py

import csv
import os
import re  # Import the re module for regular expressions

# Define the directory path containing Less files
less_directory = 'YOUR_DIRECTORY_PATH'
output_csv_file = 'font_sizes.csv'  # Define the output CSV file name

# Initialize a list to store font-size values along with filename, line number, class name/ID
font_sizes_info = []

# Define the regular expression pattern to match 'font-size' property
font_size_pattern = r'font-size:\s*([^;]+);'

# Iterate over all files in the directory and its subdirectories
for root, dirs, files in os.walk(less_directory):
    for file in files:
        if file.endswith(".less"):
            file_path = os.path.join(root, file)
            # Open and read each Less file
            try:
                with open(file_path, 'r') as less_file:
                    lines = less_file.readlines()
                    line_num = 0

                    while line_num < len(lines):
                        line = lines[line_num]

                        # Search for 'font-size' property in each line
                        match = re.search(font_size_pattern, line)
                        if match:
                            font_size = match.group(1).strip()

                            # Search for the nearest preceding class name or ID
                            class_name_id = "N/A"  # Default value
                            for i in range(line_num, -1, -1):
                                prev_line = lines[i].strip()
                                if prev_line and (prev_line[0] == '.' or prev_line[0] == '#'):
                                    class_name_id = prev_line.split('{')[0].strip()  # Remove the '{'
                                    break

                            # Append information to the list
                            font_sizes_info.append((file_path, line_num + 1, class_name_id, font_size))

                        line_num += 1

            except Exception as e:
                print(f"An error occurred while processing '{file_path}': {str(e)}")

# Check if any 'font-size' values were found
if font_sizes_info:
    print(f"'font-size' values found in {less_directory}:")

    # Write 'font-size' values along with filename, line number, class name/ID to a CSV file
    with open(output_csv_file, 'w', newline='') as csv_file:
        csv_writer = csv.writer(csv_file)
        csv_writer.writerow(['File Name', 'Line Number', 'Class Name/ID', 'Font Sizes'])
        csv_writer.writerows(font_sizes_info)

    print(f"Font sizes, along with cleaned class names/IDs, have been written to '{output_csv_file}'")

else:
    print(f'No "font-size" values found in any Less files in the directory: {less_directory}')