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Update README.md
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README.md
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@@ -79,4 +79,40 @@ This function takes in the following arguments:
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* `data_file`: the path to the CSV file containing the data
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* `target_column`: the name of the column in the CSV file that contains the target variable
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```
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* `data_file`: the path to the CSV file containing the data
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* `target_column`: the name of the column in the CSV file that contains the target variable
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```
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Markdown rendered output :
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User :
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Write a python function that trains a classifier on data loaded from a csv.
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GLaDOS :
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Here is an example of a function that trains a classifier on data loaded from a CSV file:
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```
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python
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import pandas as pd
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from sklearn.model_selection import train_test_split
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from sklearn.ensemble import RandomForestClassifier
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def train_classifier(data_file, target_column, test_size=0.2):
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# Load the data from the CSV file
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data = pd.read_csv(data_file)
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# Split the data into training and testing sets
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X_train, X_test, y_train, y_test = train_test_split(data.drop(target_column, axis=1),
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data[target_column],
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test_size=test_size)
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# Train the classifier
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clf = RandomForestClassifier()
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clf.fit(X_train, y_train)
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# Return the trained classifier and the test set predictions
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return clf, clf.predict(X_test)
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```
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This function takes in the following arguments:
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* `data_file`: the path to the CSV file containing the data
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* `target_column`: the name of the column in the CSV file that contains the target variable
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