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37 lines
1.4 KiB
Python
37 lines
1.4 KiB
Python
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#! /usr/bin/env python3
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from pathlib import Path
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import argparse
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import random
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""" Generate a random line from a file without reading the entire file
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Inspired from: https://stackoverflow.com/a/35579149 """
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def random_line(file_path):
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line_num = 0
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selected_line = ''
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with file_path.open(mode="r") as fp:
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while 1:
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line = fp.readline()
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if not line: break
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line_num += 1
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if random.uniform(0, line_num) < 1:
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selected_line = line
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return selected_line.strip()
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""" Output a given number of random names """
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def random_names(number_of_names = 1):
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first_names_file = Path("CSV_Database_Of_First_And_Last_Names/CSV_Database_of_First_Names.csv")
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last_names_file = Path("CSV_Database_Of_First_And_Last_Names/CSV_Database_of_Last_Names.csv")
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if first_names_file.is_file() and last_names_file.is_file(): # Check if file exists
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for i in range(number_of_names):
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random_first_name = random_line(first_names_file)
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random_last_name = random_line(last_names_file)
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print(f'{random_first_name} {random_last_name}')
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if __name__ == '__main__':
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# Accept command line argument for number of names required where default is 1
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parser = argparse.ArgumentParser(description='Generate Random Names')
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parser.add_argument('num', nargs='?', type=int, default=1)
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args = parser.parse_args()
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random_names(args.num)
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