Create data_scrape.py (#3)

- Create data_scrape.py (5ddf46791b98d2877f0598282bf3bdaad93c9e63)


Co-authored-by: Vaishnavi Bhargava <[email protected]>

data_scrape.py

@@ -0,0 +1,322 @@
+import os
+import subprocess
+from openpyxl import Workbook
+from git import Repo
+import os
+import shutil
+import tempfile
+import uuid
+import re
+def remove_cpp_comments(code):
+    # Remove multi-line comments
+    code = re.sub(r'/\*[\s\S]*?\*/', '', code)
+    
+    # Remove single-line comments
+    code = re.sub(r'//.*', '', code)
+    
+    # Remove empty lines
+    code = '\n'.join(line for line in code.splitlines() if line.strip())
+    
+    return code
+
+def process_dataframe(df):
+    # Apply comment removal to both 'Code' and 'Unit Test - (Ground Truth)' columns
+    df['Code'] = df['Code'].apply(remove_cpp_comments)
+    df['Unit Test - (Ground Truth)'] = df['Unit Test - (Ground Truth)'].apply(remove_cpp_comments)
+    return df
+
+# Initialize global ID counter
+id_counter = 0
+
+def get_remote_default_branch(repo_url):
+    try:
+        # Create a temporary directory
+        temp_dir = tempfile.mkdtemp()
+        repo = Repo.clone_from(repo_url, temp_dir, depth=1)
+        
+        # Get the default branch name
+        default_branch = repo.active_branch.name
+        return default_branch
+    except Exception as e:
+        print(f"Error: {e}")
+        return None
+    finally:
+        # Clean up the temporary directory
+        shutil.rmtree(temp_dir)
+
+def clone_repo(repo_url: str, local_path: str) -> str:
+    """
+    Clone a Git repository to a local path if it doesn't exist.
+    Determine the default branch (either 'main', 'master', or another default) of the repository.
+
+    Args:
+        repo_url (str): The URL of the Git repository.
+        local_path (str): The local path where the repository should be cloned.
+
+    Returns:
+        str: The name of the default branch of the repository.
+    """
+    if not os.path.exists(local_path):
+        subprocess.run(['git', 'clone', repo_url, local_path], check=True)
+
+def get_commit_hash(repo_path: str) -> str:
+    """
+    Get the latest commit hash of a repository.
+    
+    Args:
+        repo_path (str): The local path of the repository.
+
+    Returns:
+        str: The latest commit hash.
+    """
+    result = subprocess.run(['git', '-C', repo_path, 'rev-parse', 'HEAD'], stdout=subprocess.PIPE, check=True)
+    return result.stdout.decode('utf-8').strip()
+
+def find_files(directory: str, extensions: list) -> dict:
+    """
+    Find files with specific extensions within a directory.
+    
+    Args:
+        directory (str): The directory to search within.
+        extensions (list): A list of file extensions to search for.
+
+    Returns:
+        dict: A dictionary where keys are file extensions and values are lists of file paths.
+    """
+    found_files = {ext: [] for ext in extensions}
+    for root, _, files in os.walk(directory):
+        for file in files:
+            for ext in extensions:
+                if file.endswith(ext):
+                    found_files[ext].append(os.path.join(root, file))
+    return found_files
+
+def group_files_by_basename(files_dict: dict) -> dict:
+    """
+    Group files by their base name, associating code files with their corresponding test files.
+    
+    Args:
+        files_dict (dict): A dictionary of lists of file paths, categorized by extensions.
+
+    Returns:
+        dict: A dictionary where keys are base names of files and values are dictionaries of file paths.
+    """
+    grouped_files = {}
+    for ext in ['.cc', '.h']:
+        for file_path in files_dict.get(ext, []):
+            base_name = os.path.basename(file_path).replace(ext, '')
+            if base_name not in grouped_files:
+                grouped_files[base_name] = {}
+            grouped_files[base_name][ext] = file_path
+    
+    for ext in ['_test.cc', '_unittest.cc']:
+        for file_path in files_dict.get(ext, []):
+            base_name = os.path.basename(file_path).replace(ext, '')
+            if base_name not in grouped_files:
+                grouped_files[base_name] = {}
+            grouped_files[base_name][ext] = file_path
+    
+    # Filter out entries without test files
+    grouped_files_with_tests = {
+        k: v for k, v in grouped_files.items() if '_test.cc' in v or '_unittest.cc' in v
+    }
+    return grouped_files_with_tests
+
+def read_file_content(file_path: str) -> str:
+    """
+    Read the content of a file.
+    
+    Args:
+        file_path (str): The path to the file.
+
+    Returns:
+        str: The content of the file.
+    """
+    with open(file_path, 'r') as file:
+        return file.read()
+
+def process_repo(repo_url: str, local_path: str, default_branch: str) -> list:
+    """
+    Process a repository by finding files, reading content, and generating data for each file.
+    
+    Args:
+        repo_url (str): The URL of the Git repository.
+        local_path (str): The local path of the repository.
+        default_branch (str): The default branch of the repository.
+
+    Returns:
+        list: A list of file data dictionaries.
+    """
+    codebases_path = 'codebases'
+    os.makedirs(codebases_path, exist_ok=True)
+    
+    repo_local_path = os.path.join(codebases_path, local_path)
+    
+    clone_repo(repo_url, repo_local_path)
+    
+    # Get the latest commit hash
+    commit_hash = get_commit_hash(repo_local_path)
+    
+    repo_directory = repo_local_path
+    extensions = ['.cc', '.h', '_test.cc', '_unittest.cc']
+    files_dict = find_files(repo_directory, extensions)
+    grouped_files = group_files_by_basename(files_dict)
+    file_data_list = []
+
+    for base_name, file_group in grouped_files.items():
+        code_content = ""
+        file_path = ""
+        unit_test_content = ""
+        unit_test_path = ""
+
+        if '.cc' in file_group or '.h' in file_group:
+            if '.cc' in file_group:
+                code_content += read_file_content(file_group['.cc']) + "\n"
+                file_path = file_group['.cc']
+            elif '.h' in file_group:
+                code_content += read_file_content(file_group['.h']) + "\n"
+                file_path = file_group['.h']
+
+            if '_test.cc' in file_group:
+                unit_test_content = read_file_content(file_group['_test.cc'])
+                unit_test_path = file_group['_test.cc']
+            elif '_unittest.cc' in file_group:
+                unit_test_content = read_file_content(file_group['_unittest.cc'])
+                unit_test_path = file_group['_unittest.cc']
+
+            relative_file_path = os.path.relpath(file_path, repo_directory)
+            relative_unit_test_path = os.path.relpath(unit_test_path, repo_directory)
+
+            # Generate a unique identifier (UID)
+            unique_id = str(uuid.uuid4())
+
+            file_data_list.append({
+                'id': unique_id,  # Use UID instead of sequential ID
+                'language': 'cpp',
+                'repository_name': f'{repo_url.split("/")[-2]}/{repo_url.split("/")[-1].replace(".git", "")}',
+                'file_name': base_name,
+                'file_path_in_repository': relative_file_path,
+                'file_path_for_unit_test': relative_unit_test_path,
+                'Code': code_content.strip(),
+                'Unit Test': unit_test_content.strip(),
+                'Code Url': f'https://github.com/{repo_url.split("/")[-2]}/{repo_url.split("/")[-1].replace(".git", "")}/blob/{default_branch}/{relative_file_path}',
+                'Test Code Url': f'https://github.com/{repo_url.split("/")[-2]}/{repo_url.split("/")[-1].replace(".git", "")}/blob/{default_branch}/{relative_unit_test_path}',
+                'Commit Hash': commit_hash
+            })
+
+    return file_data_list
+
+def save_dict_to_excel(data_dict: dict, output_file: str):
+    """
+    Save a dictionary to an Excel file.
+
+    Args:
+        data_dict (dict): The dictionary to save, with keys as the first column and values as the second.
+        output_file (str): The path to the output Excel file.
+    """
+    wb = Workbook()
+    ws = wb.active
+    ws.title = "Dictionary Data"
+
+    # Add headers
+    ws.append(['Key', 'Value'])
+
+    # Append dictionary data
+    for key, value in data_dict.items():
+        ws.append([key, value])
+
+    # Save the workbook
+    wb.save(output_file)
+    print(f"Dictionary has been written to {output_file}")
+
+def save_to_excel(file_data_list: list, output_file: str):
+    """
+    Save the collected file data to an Excel file.
+    
+    Args:
+        file_data_list (list): A list of dictionaries containing file data.
+        output_file (str): The path to the output Excel file.
+    """
+    wb = Workbook()
+    ws = wb.active
+    ws.title = "Unit Test Data"
+
+    header = [
+        'ID', 'Language', 'Repository Name', 'File Name',
+        'File Path in Repository', 'File Path for Unit Test',
+        'Code', 'Unit Test - (Ground Truth)', 'Code Url', 'Test Code Url', 'Commit Hash'
+    ]
+    ws.append(header)
+
+    for file_data in file_data_list:
+        ws.append([
+            file_data['id'],
+            file_data['language'],
+            file_data['repository_name'],
+            file_data['file_name'],
+            file_data['file_path_in_repository'],
+            file_data['file_path_for_unit_test'],
+            file_data['Code'],
+            file_data['Unit Test'],
+            file_data['Code Url'],
+            file_data['Test Code Url'],
+            file_data['Commit Hash']
+        ])
+
+    wb.save(output_file)
+    print(f"File data has been written to {output_file}")
+
+def combine_repo_data(repo_urls: list):
+    """
+    Combine data from multiple repositories and save it to an Excel file.
+    
+    Args:
+        repo_urls (list): A list of Git repository URLs.
+    """
+    all_file_data = []
+    global_id_counter = 0
+
+    # Map for storing repo names and commit hashes
+    repo_commit_map = {}
+
+    for repo_url in repo_urls:
+        repo_name = repo_url.split("/")[-1].replace(".git", "")
+        default_branch = get_remote_default_branch(repo_url)
+        print(repo_url)
+        print(default_branch)
+        file_data = process_repo(repo_url, repo_name, default_branch)
+        all_file_data.extend(file_data)
+
+        # Store the commit hash for this repo
+        repo_commit_map[repo_name] = get_commit_hash(os.path.join('codebases', repo_name))
+
+    # Save data to Excel
+        
+    output_file = 'combined_repo_data.xlsx'
+    save_to_excel(all_file_data, output_file)
+
+    # Print or save the repo-commit hash map for reproducibility
+    print("Repository and Commit Hash Map:")
+    for repo, commit_hash in repo_commit_map.items():
+        print(f"{repo}: {commit_hash}")
+    save_dict_to_excel(repo_commit_map, 'repo_commit_map.xlsx')
+
+
+repo_urls = [
+    'https://github.com/google/googletest.git',
+    'https://github.com/google/libaddressinput.git',
+    'https://github.com/abseil/abseil-cpp.git',
+    'https://github.com/google/libphonenumber.git',
+    'https://github.com/google/langsvr.git',
+    'https://github.com/google/tensorstore.git',
+    'https://github.com/google/arolla.git',
+    # 'https://github.com/pytorch/pytorch.git',
+    'https://github.com/tensorflow/tensorflow.git',
+    'https://github.com/google/glog.git',
+    'https://github.com/google/leveldb.git',
+    'https://github.com/google/tsl.git',
+    'https://github.com/google/quiche.git',
+    'https://github.com/google/cel-cpp.git'  
+]
+
+combine_repo_data(repo_urls)