Merge pull request #734 from eldorabdukhamidov/patch-1

Fixed syntax and import issues in the example of Attack API

textattack/attack.py

@@ -57,18 +57,20 @@ class Attack:
         >>> # Construct our four components for `Attack`
         >>> from textattack.constraints.pre_transformation import RepeatModification, StopwordModification
         >>> from textattack.constraints.semantics import WordEmbeddingDistance
+        >>> from textattack.transformations import WordSwapEmbedding
+        >>> from textattack.search_methods import GreedyWordSwapWIR
 
         >>> goal_function = textattack.goal_functions.UntargetedClassification(model_wrapper)
         >>> constraints = [
         ...     RepeatModification(),
-        ...     StopwordModification()
+        ...     StopwordModification(),
         ...     WordEmbeddingDistance(min_cos_sim=0.9)
         ... ]
         >>> transformation = WordSwapEmbedding(max_candidates=50)
         >>> search_method = GreedyWordSwapWIR(wir_method="delete")
 
         >>> # Construct the actual attack
-        >>> attack = Attack(goal_function, constraints, transformation, search_method)
+        >>> attack = textattack.Attack(goal_function, constraints, transformation, search_method)
 
         >>> input_text = "I really enjoyed the new movie that came out last month."
         >>> label = 1 #Positive