| import os
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| import csv
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|
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| class NumberDictionary:
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| def __init__(self):
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| directoryPath = "numToText"
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|
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| languages = self.get_filenames_in_folder(directoryPath)
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|
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| self.lang_num_dictionary = self.load_language_dictionary(directoryPath, languages)
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| def get_filenames_in_folder(self,folder_path):
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| file_list = []
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|
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| for filename in os.listdir(folder_path):
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|
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| if os.path.isfile(os.path.join(folder_path, filename)):
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| file_list.append(filename[:-4])
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|
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| return file_list
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| def load_language_dictionary(self, directory_path, file_names):
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| lang_num_dictionary = {}
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|
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| for file_name in file_names:
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| language = os.path.splitext(file_name)[0]
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| file_path = os.path.join(directory_path, f"{file_name}.csv")
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| if not os.path.exists(file_path):
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|
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| continue
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|
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| with open(file_path, 'r', encoding='utf-8') as file:
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| reader = csv.reader(file)
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| language_map = {row[0].strip(): row[1].strip() for row in reader}
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|
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| lang_num_dictionary[language] = language_map
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|
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| return lang_num_dictionary
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|
|
| def num2text(self, input_str, language):
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| if language not in self.lang_num_dictionary:
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| return "Language not supported."
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|
|
| integer_part, *decimal_part = input_str.split('.')
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| try:
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| int_part = int(integer_part)
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| except ValueError:
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| return "Invalid input. Please provide a valid number."
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|
|
| if int_part < 0 or int_part > 999999999999999:
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| return "Number out of range (0-999999999999999)"
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|
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| lang_map = self.lang_num_dictionary[language]
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| integer_text = self.convert_to_indian_number(int_part, lang_map)
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|
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| if decimal_part:
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| decimal_text = lang_map.get('.', '') + ' '
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| for digit in decimal_part[0]:
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| decimal_text += lang_map.get(digit, '') + ' '
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| return (integer_text + ' ' + decimal_text).strip()
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| else:
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| return integer_text.strip()
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|
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| def convert_to_indian_number(self, n, lang_map):
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| numeric_keys = [key for key in lang_map.keys() if key.isdigit()]
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| if n <= 20 or (n <= 100 and str(n) in lang_map):
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| return lang_map.get(str(n), '')
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| elif n < 1000:
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| result = f"{lang_map.get(str(n // 100), '')} {lang_map.get('100', '')}"
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| if n % 100 != 0:
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| result += f" {self.convert_to_indian_number(n % 100, lang_map)}"
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| return result.strip()
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| else:
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| base, term = 0, ''
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| for key in sorted(numeric_keys, key=int, reverse=True):
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| if n >= int(key):
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| base = int(key)
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| term = lang_map[key]
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| break
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|
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| if n % base == 0:
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| return f"{self.convert_to_indian_number(n // base, lang_map)} {term}"
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| else:
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| return f"{self.convert_to_indian_number(n // base, lang_map)} {term} {self.convert_to_indian_number(n % base, lang_map)}"
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| |
