def analyze(self, ignore_regex="^$", max_commits=None, method_granularity=True, parallel=True):
""" Analyze commits.
Extracts commits and call an analyzer to output analytics.
Args:
ignore_regex: An optional string that is a regex pattern to ignore unnecessary files.
max_commits: An optional int that is the maximum number of commits to extract since the last one.
method_granularity: An optional boolean that enables extraction until the method granularity.
Returns:
A RepositoryAnalytics instance.
"""
configs = self.get_yaml_configs()
max_commits = self.configure_yaml(configs, max_commits)
extractor = GitExtractor(self.repo_path)
repo = extractor.extract(ignore_regex, max_commits, method_granularity, parallel)
analysis = SchwaAnalysis(repo)
analytics = analysis.analyze()
return analytics
