add gimme_probabs_multi_lang

this method operates on a list of language probability dictionaries,
passes most of the parameters to other instance methods defined earlier

da_detector.py

@@ -120,6 +120,31 @@ class da_detector:
 		# a pretty good bogus probability is a one close™ reasonably to zero
 		return [0.000000123 if n is None else n for n in probabilities]
 
+	# return proper probabilities for multiple languages
+	def gimme_probabs_multi_lang(
+		self,
+		langs: list,
+		txt: str,
+		what_grams: int,
+		how_many: int
+	):
+		if len(langs) == 0:
+			# fallback
+			langs = self.langs_to_check
+
+		probabs = []
+		try:
+			for lang in langs:
+				probabs.append(
+					self.gimme_probabilities(
+						lang,
+						self.pick_ngrams(what_grams, how_many, txt)
+					)
+				)
+		except Exception as e:
+			raise e
+		return probabs
+
 
 freqs_folder = "./freqs/"
 test_str = "what freaking ever, nobody cares one bit of a heck"