CodeGen / app.py
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Create app.py
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import subprocess
import re
import pandas as pd
import plotly.express as px
from transformers import AutoTokenizer, AutoModelForSeq2SeqLM
from prettytable import PrettyTable
import streamlit as st
#st.title('Code Generation on the CoNaLa Dataset')
import subprocess
import re
import pandas as pd
import plotly.express as px
from transformers import AutoTokenizer, AutoModelForSeq2SeqLM
from prettytable import PrettyTable
#browser.gatherUsageStats=False
class CodeGenerator:
def __init__(self):
self.tokenizer = AutoTokenizer.from_pretrained("AhmedSSoliman/MarianCG-CoNaLa-Large")
self.model = AutoModelForSeq2SeqLM.from_pretrained("AhmedSSoliman/MarianCG-CoNaLa-Large")
def generate_code(self, nl_input):
input_ids = self.tokenizer.encode(nl_input, return_tensors="pt")
output_ids = self.model.generate(input_ids)
output_code = self.tokenizer.decode(output_ids[0], skip_special_tokens=True)
return output_code
def check_code(self, code):
with open("temp.py", "w") as f:
f.write(code)
result = subprocess.run(["flake8", "--count", "temp.py"], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
output = result.stdout.decode()
error = result.stderr.decode()
return output
#return self._process_output(output, error)
def check_code_list(self, code_list):
output = ""
error = ""
for code in code_list:
with open("temp.py", "w") as f:
f.write(code)
result = subprocess.run(["flake8", "--count", "temp.py"], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
output += result.stdout.decode()
error += result.stderr.decode()
return self._process_output(output, error)
def _process_output(self, output, error):
if output:
output_counts = self._get_error_counts(output)
self.show_variables_in_table(output_counts, output)
self.visualize_all_errors(output_counts)
self.visualize_error_types(output_counts)
return self._format_error_counts(output_counts)
else:
error_counts = self._get_error_counts(error)
self.show_variables_in_table(output_counts, output)
self.visualize_all_errors(error_counts)
self.visualize_error_types(error_counts)
return self._format_error_counts(error_counts)
def _get_error_counts(self, output):
error_counts = {}
error_messages = re.findall(r"temp.py:(\d+):\d+: (\w\d+)", output)
for message in error_messages:
error_type = message[1]
if error_type in error_counts:
error_counts[error_type] += 1
else:
error_counts[error_type] = 1
return error_counts
def _format_error_counts(self, error_counts):
error_message = "\n".join([f"{error_type}: {count}" for error_type, count in error_counts.items()])
return error_message
def visualize_all_errors(self, error_counts):
for error_type, count in error_counts.items():
print(f"{error_type}: {count}\n")
def visualize_error_types(self, error_counts):
df = pd.DataFrame({'Error Type': list(error_counts.keys()), 'Count': list(error_counts.values())})
fig = px.bar(df, x='Count', y='Error Type', title='Error Occurrences in The Generated Code')
fig.update_layout(
title={
'text': "Error Occurrences in The Generated Code",
'x': 0.5,
'y': 0.96,
'xanchor': 'center',
'yanchor': 'top'
},
xaxis_title="Error Counts",
yaxis_title="Error Codes"
)
fig.show()
def show_variables_in_table(self, output_counts, output):
table = PrettyTable()
table.field_names = ["Error Code", "Message"]
table.add_row([output_counts, output])
#table.add_row(["Error", error])
print(table)
def display_variables(self, output, error):
output_df = pd.DataFrame({"Output": [output]})
error_df = pd.DataFrame({"Error": [error]})
display(pd.concat([output_df, error_df], axis=1))
import autopep8
import black
import isort
import pylint.lint
import autoimport
from yapf.yapflib.yapf_api import FormatCode # reformat a string of code
class PythonCodeFormatter:
def __init__(self, code):
self.code = code.replace('▁', ' ').strip()
def load_code_from_file(self, filename):
# Load the code to be fixed
with open(filename, 'r') as f:
self.code = f.read()
def format(self):
try:
# Use isort to sort and organize the imports
formatted_code = isort.code(self.code)
# Use black to format the code
formatted_code = black.format_str(formatted_code, mode=black.Mode())
# Use autoimport to add a missing import statement
formatted_code = autoimport.fix_code(formatted_code)
# Use autopep8 to fix any remaining issues
formatted_code = autopep8.fix_code(formatted_code)
formatted_code, changed = FormatCode(formatted_code)
return formatted_code
except RuntimeError as error:
if str(error) == 'Project root not found.':
return formatted_code
else:
raise # re-raise the error if it's not the one we're looking for
except ValueError as error:
return formatted_code
return formatted_code
def save(self, filename):
# Save the fixed code to a file
with open(filename, 'w') as f:
f.write(self.code)
code_generator = CodeGenerator()
# Streamlit app
def main():
st.title('Code Generator and Error Checker')
nl_input = st.text_area('Enter natural language input for code generation')
if st.button('Generate Code'):
# Generate code
output_code = code_generator.generate_code(nl_input)
st.subheader('Generated Code')
st.code(output_code, language='python')
# Check code for errors
st.subheader('Error Check')
error_message = code_generator.check_code(output_code)
st.write('Error Counts:')
st.write(error_message)
st.subheader('Error Correction')
formatter = PythonCodeFormatter(output_code)
formatted_code = formatter.format()
st.write('Code after correction:')
st.write(formatted_code)
#st.subheader('Code after correction:')
#st.code(formatted_code, language='python')
if __name__ == '__main__':
main()