fix output dataframes; update examples

app.py

@@ -66,20 +66,39 @@ def convert_ave_to_score_range(score, max, min):
 
 def run_model(answer, min_score, max_score):
     evaluation = 0
-    if len(answer) > 20:
-        model = load_model()
-        evaluation = predict(answer,model)
-    else:
-        st.error("Your answer is too short.")
+
+    st.write('Loading model..')
+    model = load_model()
+    st.write('Grading essay..')
+    evaluation = predict(answer,model)
 
     # get the average of the score evaluations
     ave = evaluation['Grade'].mean()
 
-    grade = convert_ave_to_score_range(ave,max_score,min_score)
+    grade = convert_ave_to_score_range(ave, max_score, min_score)
     grade = round(grade)
     final_grade = max_score if max_score < grade else grade
+
     return evaluation, final_grade
 
+
+def run_model_on_list(answers, min_score, max_score):
+    evaluations = []
+    final_grades = []
+    st.write('Loading model..')
+    model = load_model()
+
+    for answer in answers:
+        st.write(f'Grading essay #{answers.index(answer)+1}..')
+        evaluations.append(predict(answer,model))
+        ave = evaluations[answers.index(answer)]['Grade'].mean()
+
+        grade = convert_ave_to_score_range(ave, max_score, min_score)
+        grade = round(grade)
+        final_grades.append(max_score if max_score < grade else grade)
+
+    return evaluations, final_grades
+
 def main():
     head_col = st.columns([1,8])
     with head_col[0]:
@@ -94,32 +113,89 @@ def main():
     st.subheader("")
 #########################################
     # instructions
-    st.subheader("How to use: \n"
-                 "1. Input your essay in the text box.\n"
-                 "2. Click on \'Grade Essay\' button to run the model.")
+    st.subheader("How to use: ")
+    st.write("1a. Input your essay in the text box; or \n\n"
+            "1b. Click on Upload Files to submit one or multiple essays saved in doc, docx, or txt format.")
+    st.write("2. Click on \'Grade Essay\' button to run the model.")
 
 #########################################
 
-    # text area input for the prompt and response, button to run the model, other widgets
-    response_ta = st.text_area("Essay:",placeholder="Input the answer / essay here.",height=500)
+    uploaded_files = st.file_uploader('Upload Files', accept_multiple_files=True, type=['doc','docx','txt'])
+    essays = [] # List of essays extracted from uploaded files
+    filenames = [] # list of the filenames; used in the final output dataframe
+    ta_val = "" # Value for the text area
+    upload_flag = False
+
+    #If a file/s is uploaded, disable input in the text area; then, display the essays list
+    if uploaded_files:
+        upload_flag = True
+
+        # iterate through each uploaded file
+        for uploaded_file in uploaded_files:
+            contents = "" # Compile all the essays from each file and display them on the text area
+            filenames.append(uploaded_file.name) # Add each file name to the list
+
+            # Read each line and convert to string format; compile all the lines into the variable 'contents'
+            for line in uploaded_file.getvalue().decode('utf-8').splitlines():
+                contents += line + "\n"
+            #Add the compiled contents of the file into the 'essays' list before going to the next uploaded file
+            essays.append(contents)
+            #ta_val will be the preview of all the essays in the text area; display index numbering if there are more than one file
+            ta_val += f"[{uploaded_files.index(uploaded_file)}]\n" + contents + "\n" if len(uploaded_files)>1 else contents
+
+    # text area input for the essay, button to run the model, other widgets
+    response_ta = st.text_area("Essay:",placeholder="Input the answer / essay here.",height=500, value=ta_val, disabled=upload_flag)
     col1,col2,col3 = st.columns(3)
     min_score = col1.number_input('Minimum Score',0,100,0)
     max_score = col2.number_input('Maximum Score',0,100,10)
     run_button = st.button("Grade Essay")
 
-    # button is clicked
+    st.session_state["final_df"] = pd.DataFrame()
+    # run the model when the button is clicked
     if run_button:
-        if not response_ta: # if any text area is empty:
-            st.error("Please input the essay in their corresponding text area.")
-        if min_score >= max_score:
+        if not response_ta: # if the text area is empty:
+            st.error("Please input the essay in the corresponding text area.")
+        elif min_score >= max_score:
             st.error("Minimum score must be less than maximum score.")
         else: # run model
-            eval_df, score = run_model(answer=response_ta, min_score=min_score, max_score=max_score)
-            # output message template
-            msg = f"Your essay score is: {score} (Minimum Possible Score: {min_score} | Maximum Possible Score: {max_score})"
-            st.write(msg)
-            st.write("Score breakdown (1-4):")
-            st.dataframe(eval_df)
+            if not upload_flag:
+                eval_df, score = run_model(answer=response_ta, min_score=min_score, max_score=max_score)
+                # output message template
+                msg = f"Your essay score is: {score} (Minimum Possible Score: {min_score} | Maximum Possible Score: {max_score})"
+                st.write(msg)
+                st.write("Score breakdown (1-4):")
+                st.dataframe(eval_df)
+            else:
+                # 'evals' is a list of dataframes [DataFrame]
+                # 'scores' is a list of the grades [int]
+                evals, scores = run_model_on_list(essays, min_score, max_score)
+
+                # Display the final grade for each uploaded file
+                grades_df = pd.DataFrame({'Filename':filenames,'Final Grade':scores})
+                st.write("Grading done!")
+                st.dataframe(grades_df)
+
+                st.write("Merging grades with evaluations..")
+
+                # Add a column 'Filename' to each set of evaluation, and set the value to the corresponding file name
+                for f in filenames:
+                    evals[filenames.index(f)]['Filename'] = f
+
+                # Combine the list of evaluation dataframes 'evals' into one single dataframe 'evals_df'
+                evals_df = pd.concat([df for df in evals])
+
+                # Combine the Grades with the Evaluations, then show it
+                final_df = grades_df.merge(evals_df, on='Filename')
+                st.dataframe(final_df)
+
+                st.session_state["final_df"] = final_df
+
+    # Button for downloading the combined grades and evaluations into a csv file
+    if st.button("Download results"):
+        if st.session_state["final_df"].empty:
+            st.error("Please grade an essay.")
+        else:
+            st.session_state["final_df"].to_csv()
 
 #########################################
     # examples section
@@ -127,39 +203,69 @@ def main():
     st.markdown("***")
     st.subheader("")
 
-    # # generate examples dropdown
-    # # st.subheader("Here are some example prompts and responses for you to try:")
-    # examples = []
-    # selected_example = st.selectbox('Select an example prompt:',examples)
-    #
-    # # default minimum and maximum scores for each example
-    # mins_ex = [2,1,0,0,0,0,0,0]
-    # maxes_ex = [12,6,3,3,4,4,30,60]
-    #
-    # # widgets and button to run on examples
-    # prompt_ta_ex = st.text_area("Essay Prompt:",placeholder="Input the question or the essay prompt here.", value=selected_example,key='prompt_ta_ex',height=175)
-    # response_ta_ex = st.text_area("Essay Response:",placeholder="Input the answer / essay response here.",key='response_ta_ex',height=250)
-    # col1_ex, col2_ex, col3_ex = st.columns(3)
-    # selected_min = mins_ex[examples.index(selected_example)]
-    # selected_max = maxes_ex[examples.index(selected_example)]
-    # min_score_ex = col1_ex.number_input('Minimum Score',0,100,key='min_score_ex',value=selected_min)
-    # max_score_ex = col2_ex.number_input('Maximum Score',0,100,key='max_score_ex',value=selected_max)
-    # passing_rate_ex = col3_ex.number_input('Passing Rate',0.0,1.0,0.6,step=0.05,key='passing_rate_ex')
-    # run_button_ex = st.button("Grade Example Essay")
-    #
-    # # button is clicked
-    # if run_button_ex:
-    #     if not prompt_ta_ex or not response_ta_ex: # if any text area is empty:
-    #         st.error("Please input the prompt / response in their corresponding text area.")
-    #     else: # run model
-    #         score, passed = run_model(answer=response_ta_ex, min_score=min_score_ex, max_score=max_score_ex, passing_rate=passing_rate_ex)
-    #         # output message template
-    #         msg_ex = f"Your essay score is: {int(score)} (Minimum Possible Score: {min_score_ex} | Maximum Possible Score: {max_score_ex})"
-    #
-    #         if passed: # check if score achieved passes the threshold
-    #             st.success(f"Congratulations! {msg_ex}")
-    #         if not passed:
-    #             st.warning(msg_ex)
+    # generate examples dropdown
+    st.subheader("Here are a few example essays:")
+    examples = {}
+    examples_fnames = []
+    examples_dir = os.path.join(current_path,'examples')
+    for ex in os.listdir(examples_dir):
+        examples[ex] = open(os.path.join(examples_dir, ex), 'rb')
+        examples_fnames.append(ex)
+
+    selected_example = st.multiselect('Select an example essay:',examples_fnames)
+    ex_names = []
+    ex_essays = []
+    ta_val_ex = ""
+
+
+    # iterate through each selected example
+    for example in selected_example:
+        contents_ex = ""  # Compile all the essays from each file and display them on the text area
+        ex_names.append(example)  # Add each file name to the list
+
+        # Read each line and convert to string format; compile all the lines into the variable 'contents'
+        for line in examples[example].read().decode('utf-8').splitlines():
+            contents_ex += line + "\n"
+        # Add the compiled contents of the file into the 'essays' list before going to the next uploaded file
+        ex_essays.append(contents_ex)
+        # ta_val will be the preview of all the essays in the text area; display index numbering if there are more than one file
+        ta_val_ex += f"[{selected_example.index(example)}]\n" + contents_ex + "\n" if len(selected_example) > 1 else contents_ex
+
+    # widgets and button to run on examples
+    response_ta_ex = st.text_area("Essay/s:",placeholder="Your selected example essay/s will display here.",value=ta_val_ex,key='response_ta_ex',height=500, disabled=True)
+    col1_ex, col2_ex, col3_ex = st.columns(3)
+    min_score_ex = col1_ex.number_input('Minimum Score',0,100,0,key='min_score_ex')
+    max_score_ex = col2_ex.number_input('Maximum Score',0,100,10,key='max_score_ex')
+    run_button_ex = st.button("Grade Example Essay/s")
+
+    # button is clicked
+    if run_button_ex:
+        if not response_ta_ex: # if any text area is empty:
+            st.error("Please input the essay in their corresponding text area.")
+        if min_score_ex >= max_score_ex:
+            st.error("Minimum score must be less than maximum score.")
+        else: # run model
+            # 'evals' is a list of dataframes [DataFrame]
+            # 'scores' is a list of the grades [int]
+            evals_ex, scores_ex = run_model_on_list(ex_essays, min_score_ex, max_score_ex)
+
+            # Display the final grade for each uploaded file
+            grades_df_ex = pd.DataFrame({'Filename': ex_names, 'Final Grade': scores_ex})
+            st.write("Grading done!")
+            st.dataframe(grades_df_ex)
+
+            st.write("Merging grades with evaluations..")
+
+            # Add a column 'Filename' to each set of evaluation, and set the value to the corresponding file name
+            for f in ex_names:
+                evals_ex[ex_names.index(f)]['Filename'] = f
+
+            # Combine the list of evaluation dataframes 'evals' into one single dataframe 'evals_df'
+            evals_df_ex = pd.concat([df for df in evals_ex])
+
+            # Combine the Grades with the Evaluations, then show it
+            final_df_ex = grades_df_ex.merge(evals_df_ex, on='Filename')
+            st.dataframe(final_df_ex)
 
 
 if __name__ == '__main__':

examples/sample essay 1.txt

@@ -0,0 +1 @@
+Computer headphones are a type of headphones that are specifically designed to be used with computers and other digital devices for listening to music, videos, and other audio content. Computer headphones, just like any other electronic device, may have some drawbacks such as poor sound quality, uncomfortable fit, or short lifespan which can make the listening experience less enjoyable. Computer headphones can provide a more immersive and personalized listening experience, as well as allowing for privacy and concentration while working on the computer. In conclusion, computer headphones have their own set of advantages and disadvantages, but overall, they can enhance the audio experience for computer users by providing better sound quality, comfort and privacy.

examples/sample essay 2.txt

@@ -0,0 +1 @@
+My famly is so nice. I have a mommmy and a daddy and a baby brother. My mommy makes me yummi food and my daddy plays with me. My baby brother is so cute. He makse a lot of noise but I like him. I love my family because they are care for me. They give hugs and kisses to me and tell that I am special. I love my family very much.

examples/sample essay 3.txt

@@ -0,0 +1 @@
+Tell draw quality feedback advantage brick layout. Having wind dive flying under electricity can feedback hard ice. Full of counters, water attacks stars with seldom pity. Generate bars of plastic paper, rocks form gaseous drinks unsafe for bathing.

examples/sample essay 4.txt

@@ -0,0 +1,5 @@
+They are often an apex predator kept as pets. They are and are endangered in the wild. Quadrupedal mammals with long necks and legs, and Giraffes are tall, they are native to Africa. They are the living animal on earth. They come in a tallest wide variety of, and can be found in shapes and sizes nearly every body of Earth. They world and come in a wide range are water on found all over the of sizes, colors and shapes, from the tiny hummingbird to the large ostrich.
+
+Extant species of the genus they are the only homo, and are unique they shape and use tools and technology in the way to adapt to their environment. They can be supercomputers, and are used in a wide range of classified as personal computers, servers, mainframes, and applications such as. They are known to be communication, entertainment, and scientific research carriers of disease and pests, and are considered as a many areas. They can pest species in cause damage to buildings and crops, and can threat to also pose a human health.
+
+Systematic study of the natural science is the world through observation and experimentation, with the goal of discovering and understanding the underlying principles and laws of the universe. It encompasses a wide range of disciplines including physics, chemistry, biology, geology, and astronomy, and forms the basis for many fields of study, from medicine to engineering.

examples/sample essay 5.txt

@@ -0,0 +1,29 @@
+In conclusion, the talking camera was a revolutionary device that changed the way people captured and shared memories. Its advanced technology, user-friendly interface, and innovative features made it an essential tool for anyone looking to preserve their memories in a more personal and meaningful way.
+
+In conclusion, the talking camera was a revolutionary device that changed the way people captured and shared memories. Its advanced technology, user-friendly interface, and innovative features made it an essential tool for anyone looking to preserve their memories in a more personal and meaningful way.
+
+In conclusion, the talking camera was a revolutionary device that changed the way people captured and shared memories. Its advanced technology, user-friendly interface, and innovative features made it an essential tool for anyone looking to preserve their memories in a more personal and meaningful way.
+
+In conclusion, the talking camera was a revolutionary device that changed the way people captured and shared memories. Its advanced technology, user-friendly interface, and innovative features made it an essential tool for anyone looking to preserve their memories in a more personal and meaningful way.
+
+In conclusion, the talking camera was a revolutionary device that changed the way people captured and shared memories. Its advanced technology, user-friendly interface, and innovative features made it an essential tool for anyone looking to preserve their memories in a more personal and meaningful way.
+
+In conclusion, the talking camera was a revolutionary device that changed the way people captured and shared memories. Its advanced technology, user-friendly interface, and innovative features made it an essential tool for anyone looking to preserve their memories in a more personal and meaningful way.
+
+In conclusion, the talking camera was a revolutionary device that changed the way people captured and shared memories. Its advanced technology, user-friendly interface, and innovative features made it an essential tool for anyone looking to preserve their memories in a more personal and meaningful way.
+
+In conclusion, the talking camera was a revolutionary device that changed the way people captured and shared memories. Its advanced technology, user-friendly interface, and innovative features made it an essential tool for anyone looking to preserve their memories in a more personal and meaningful way.
+
+In conclusion, the talking camera was a revolutionary device that changed the way people captured and shared memories. Its advanced technology, user-friendly interface, and innovative features made it an essential tool for anyone looking to preserve their memories in a more personal and meaningful way.
+
+In conclusion, the talking camera was a revolutionary device that changed the way people captured and shared memories. Its advanced technology, user-friendly interface, and innovative features made it an essential tool for anyone looking to preserve their memories in a more personal and meaningful way.
+
+In conclusion, the talking camera was a revolutionary device that changed the way people captured and shared memories. Its advanced technology, user-friendly interface, and innovative features made it an essential tool for anyone looking to preserve their memories in a more personal and meaningful way.
+
+In conclusion, the talking camera was a revolutionary device that changed the way people captured and shared memories. Its advanced technology, user-friendly interface, and innovative features made it an essential tool for anyone looking to preserve their memories in a more personal and meaningful way.
+
+In conclusion, the talking camera was a revolutionary device that changed the way people captured and shared memories. Its advanced technology, user-friendly interface, and innovative features made it an essential tool for anyone looking to preserve their memories in a more personal and meaningful way.
+
+In conclusion, the talking camera was a revolutionary device that changed the way people captured and shared memories. Its advanced technology, user-friendly interface, and innovative features made it an essential tool for anyone looking to preserve their memories in a more personal and meaningful way.
+
+In conclusion, the talking camera was a revolutionary device that changed the way people captured and shared memories. Its advanced technology, user-friendly interface, and innovative features made it an essential tool for anyone looking to preserve their memories in a more personal and meaningful way.

examples/sample essay 6.txt

@@ -0,0 +1 @@
+I am writer. I write things. I write stuff. I like writing. Writing is my passion. I want to be famous as a writer. I want to make a living by writing. I want people to read my written work. I write about many things. I am a writer.

examples/sample essay 7.txt

@@ -0,0 +1,3 @@
+I am writer. I write things. I write stuff. I like writing. Writing is my passion. I want to be famous as a writer. I want to make a living by writing. I want people to read my written work. I write about many things. I am a writer.
+
+I write creatively. I can also write academically and technically. I practiced writing a lot. Writing is an essential skill that I use to express myself and share my ideas. I write for many purposes. Sometimes, I collaborate with other writers. I love writing.

examples/sample essay 8.txt

@@ -0,0 +1,5 @@
+I am writer. I write things. I write stuff. I like writing. Writing is my passion. I want to be famous as a writer. I want to make a living by writing. I want people to read my written work. I write about many things. I am a writer.
+
+I write creatively. I can also write academically and technically. I practiced writing a lot. Writing is an essential skill that I use to express myself and share my ideas. I write for many purposes. Sometimes, I collaborate with other writers. I love writing.
+
+I am good at writing. At least, I think I am good at writing. I write with grammar and vocabulary. I write to change the world and inspire others. I write so that others will learn to write too. Writing helps me when I'm sad. I hope writing helps others when they are sad too. Writing is good.