catched payload exceptions

deep_translator/google_trans.py

@@ -111,6 +111,7 @@ class GoogleTranslator(BaseTranslator):
                 translated_alpha = ''.join(ch for ch in element.get_text(strip=True) if ch.isalnum())
                 if to_translate_alpha and translated_alpha and to_translate_alpha == translated_alpha:
                     self._url_params["tl"] = self._target
+                    print(self._url_params)
                     del self._url_params["hl"]
                     return self.translate(text)
             else:
@@ -181,7 +182,7 @@ if __name__ == '__main__':
     # print("text: ", txt)
     translator = GoogleTranslator(target="irish")
 
-    text_to_translate = "Hello, how are you!?"
+    text_to_translate = ""
 
     translated_text = translator.translate(text_to_translate)
 

deep_translator/parent.py

@@ -2,6 +2,7 @@
 
 from deep_translator.exceptions import NotValidPayload, NotValidLength
 from abc import ABC, abstractmethod
+import string
 
 
 class BaseTranslator(ABC):
@@ -40,8 +41,13 @@ class BaseTranslator(ABC):
         @return: bool
         """
 
-        if not payload or not isinstance(payload, str) or not payload.strip():
+        if not payload or not isinstance(payload, str) or not payload.strip() or payload.isdigit():
             raise NotValidPayload(payload)
+
+        # check if payload contains only symbols
+        if all(i in string.punctuation for i in payload):
+            raise NotValidPayload(payload)
+
         if not BaseTranslator.__check_length(payload, min_chars, max_chars):
             raise NotValidLength(payload, min_chars, max_chars)
         return True

deep_translator/tests/test_google_trans.py

@@ -20,9 +20,6 @@ def test_content(google_translator):
     # from bs4 import BeautifulSoup
     # assert 'GitHub' in BeautifulSoup(response.content).title.string
     assert google_translator.translate(text='좋은') == "good"
-    assert google_translator.translate(text='1234') == '1234'
-    assert google_translator.translate(text='{}') == '{}'
-    assert google_translator.translate(text='%@') == '%@'
 
 
 def test_inputs():
@@ -43,6 +40,9 @@ def test_payload(google_translator):
 
     with pytest.raises(exceptions.NotValidPayload):
         google_translator.translate(text="")
+        google_translator.translate(text='1234')
+        google_translator.translate(text='{}')
+        google_translator.translate(text='%@')
 
     with pytest.raises(exceptions.NotValidPayload):
         google_translator.translate(text=123)