add language detector tutorial

Author: x4nth055

README.md

@@ -175,6 +175,7 @@ This is a repository of all the tutorials of [The Python Code](https://www.thepy
     - [How to Use Gmail API in Python](https://www.thepythoncode.com/article/use-gmail-api-in-python). ([code](general/gmail-api))
     - [How to Use YouTube API in Python](https://www.thepythoncode.com/article/using-youtube-api-in-python). ([code](general/youtube-api))
     - [Webhooks in Python with Flask](https://www.thepythoncode.com/article/webhooks-in-python-with-flask). ([code](https://github.com/bassemmarji/Flask_Webhook))
+    - [How to Make a Language Detector in Python](https://www.thepythoncode.com/article/language-detector-in-python). ([code](general/language-detector))
 
 - ### [Database](https://www.thepythoncode.com/topic/using-databases-in-python)
     - [How to Use MySQL Database in Python](https://www.thepythoncode.com/article/using-mysql-database-in-python). ([code](database/mysql-connector))

general/language-detector/README.md

@@ -0,0 +1 @@
+# [How to Make a Language Detector Using Python](https://www.thepythoncode.com/article/language-detector-in-python)

general/language-detector/language_detector_cli_1.py

@@ -0,0 +1,35 @@
+""""
+    THIS SCRIPT IS USING langdetect
+"""
+
+# import the detect function from langdetect
+from langdetect import detect
+
+# openning the txt file in read mode
+sentences_file = open('sentences.txt', 'r')
+
+# creating a list of sentences using the readlines() function
+sentences = sentences_file.readlines()
+
+# a function for detection language
+def detect_langauage(sentence, n):
+    """try and except block for catching exception errors"""
+    # the try will run when everything is ok
+    try:
+        # checking if the sentence[n] exists
+        if sentences[n]:
+            # creating a new variable, the strip() function removes newlines
+            new_sentence = sentences[n].strip('\n')
+            print(f'The language for the sentence "{new_sentence}" is {detect(new_sentence)}')
+    # this will catch all the errors that occur  
+    except:
+        print(f'Sentence does not exist')
+           
+# printing the the number of sentences in the sentences.txt   
+print(f'You have {len(sentences)} sentences')
+
+# this will prompt the user to enter an integer
+number_of_sentence = int(input('Which sentence do you want to detect?(Provide an integer please):'))
+
+# calling the detect_langauage function
+detect_langauage(sentences_file, number_of_sentence)

general/language-detector/language_detector_cli_2.py

@@ -0,0 +1,19 @@
+""""
+    THIS SCRIPT IS USING langid
+"""
+import langid
+
+# openning the txt file in read mode
+sentences_file = open('sentences.txt', 'r')
+
+# creating a list of sentences using the readlines() function
+sentences = sentences_file.readlines()
+
+# looping through all the sentences in thesentences.txt file
+for sentence in sentences:
+    # detecting the languages for the sentences
+    lang = langid.classify(sentence)
+    # formatting the sentence by removing the newline characters
+    formatted_sentence = sentence.strip('\n')
+   
+    print(f'The sentence "{formatted_sentence}" is in {lang[0]}')

general/language-detector/language_detector_cli_3.py

@@ -0,0 +1,35 @@
+""""
+    THIS SCRIPT IS USING googletrans
+"""
+# importing the Translator function from googletrans
+from googletrans import Translator
+
+# initializing the translator object
+translator = Translator()
+# openning the txt file in read mode
+sentences_file = open('sentences.txt', 'r')
+# creating a list of sentences using the readlines() function
+sentences = sentences_file.readlines()
+# a function for detection language
+def detect_langauage(sentence, n):
+    """try and except block for catching exception errors"""
+    # the try will run when everything is ok
+    try:
+        # checking if the sentence[n] exists
+        if sentences[n]:
+            # creating a new variable, the strip() function removes newlines
+            new_sentence = sentences[n].strip('\n')
+            # detecting the sentence language using the translator.detect()
+            # .lang extract the language code
+            detected_sentence_lang = translator.detect(new_sentence).lang 
+            print(f'The language for the sentence "{new_sentence}" is {detected_sentence_lang}')
+    # this will catch all the errors that occur  
+    except:
+        print(f'Make sure the sentence exists or you have internet connection')
+           
+       
+print(f'You have {len(sentences)} sentences')
+# this will prompt the user to enter an integer
+number_of_sentence = int(input('Which sentence do you want to detect?(Provide an integer please):'))
+# calling the detect_langauage function
+detect_langauage(sentences_file, number_of_sentence)

general/language-detector/language_detector_cli_4.py

@@ -0,0 +1,32 @@
+""""
+    THIS SCRIPT IS USING language_detector
+"""
+# importing the language detector
+from language_detector import detect_language
+
+# definig the function for detecting the language
+# the function takes text as an argument
+def detectLanguage(text):
+    # detecting the language using the detect_language function
+    language = detect_language(text)
+    print(f'"{text}" is written in {language}')
+
+# an infinite while while loop
+while True:
+    
+    # this will prompt the user to enter options
+    option = input('Enter 1 to detect language or 0 to exit:')
+    
+    if option == '1':
+        # this will prompt the user to enter the text
+        data = input('Enter your sentence or word here:')
+        # calling the detectLanguage function
+        detectLanguage(data)
+    
+    # if option is 0 break the loop   
+    elif option == '0':
+        print('Quitting........\nByee!!!')
+        break
+    # if option isnt 1 or 0 then its invalid 
+    else:
+        print('Wrong input, try again!!!')

general/language-detector/requirements.txt

@@ -0,0 +1,4 @@
+googletrans==3.1.0a0
+langdetect==1.0.9
+langid==1.1.6
+language-detector==5.0.2

general/language-detector/sentences.txt

@@ -0,0 +1,5 @@
+I love programming, Python is my favorite language.
+أحب البرمجة ، بايثون هي لغتي المفضلة.
+我喜欢编程，Python 是我最喜欢的语言。
+Me encanta programar, Python es mi lenguaje favorito.
+Eu amo programar, Python é minha linguagem favorita.