Error could not convert string to float how to#
Error could not convert string to float code#

Graph=aph_from_dot_data(out.getvalue())īut the result that I am getting is this one: array = np. In this article, we’ll discuss the ValueError: could not convert a string to float error in Python and how to fix it. This error occurs when we try to type convert a string value to a float number using the float() function, and the string number is not a valid number.

Error could not convert string to float code#

Tree.export_graphviz(classifier, out_file=out) Whenever I try to run the algorithms on the datasets I get the following error 'could not convert string to float: S0' This error is produced during the during the evaluation of the 5 models Logistic Regression, Linear Discriminant Analysis, K-Nearest Neighbors, Classification and Regression Trees, Gaussian Naive Bayes and Support Vector Machines. Im getting the above error for line 20 in my code, which is perplexing as line 19 works fine with the same code (but different list). Predictions=classifier.predict(pred_test) ValueError: could not convert string to float: '' '' Ask Question Asked 5 years, 6 months ago Modified 1 month ago Viewed 136k times 6 I have some values is csv file and In csv file some values are numeric and some are string number.

Pred_train, pred_test, tar_train, tar_test = train_test_split(predictors, targets, test_size=.4)Ĭlassifier=classifier.fit(pred_train,tar_train) def CrearMatriz (): archi open ('data.txt', 'r') num archi. from pandas import Series, DataFrameįrom sklearn.cross_validation import train_test_splitįrom ee import DecisionTreeClassifierįrom trics import classification_report The error says ' could not convert string to float: '. None of my variables are string but still I am getting an error in conversion. I am trying to make a simple decision tree, but I keep on getting the same ValueError and none of the similar threats was of any help.