Create app.py

app.py

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+import streamlit as st
+import pickle
+import string
+from nltk.corpus import stopwords
+import nltk
+from nltk.stem.porter import PorterStemmer
+import sklearn
+
+ps = PorterStemmer()
+
+def Datapreprocessing(text):
+    text = text.lower()
+    text = nltk.word_tokenize(text)
+
+    y = []
+
+    for i in text:
+        if i.isalnum():
+            y.append(i)
+    text = y.copy()
+    y.clear()
+
+    for i in text:
+        if i not in string.punctuation and i not in stopwords.words('english'):
+            y.append(i)
+
+    text = y.copy()
+    y.clear()
+
+    for i in text:
+        y.append(ps.stem(i))
+
+    text = y[:]
+    y.clear()
+
+    text = " ".join(text)
+    return text
+
+tfidf = pickle.load(open('vectorizer.pkl','rb'))
+model = pickle.load(open('model.pkl','rb'))
+
+st.title('Email/SMS Spam Classifier   ')
+
+
+input_sms = st.text_area('Enter the EmailSMS : ')
+
+if st.button('Predict'):
+
+    # 1. preprocess
+    transformed_sms = Datapreprocessing(input_sms)
+    # 2. vectorize
+    vector_input = tfidf.transform([transformed_sms])
+    # 3. predict
+    result = model.predict(vector_input)[0]
+    # 4. Display
+    if result == 1:
+        st.header("Spam ! Be Careful AMIGO ;)")
+    else:
+        st.header("Not Spam ! Go ahead buddy :D ")