Add exist_ok and use git rev-parse to process revisions
Signed-off-by: Xiaofei Bai <xiaofei.bai@arm.com>
This commit is contained in:
Xiaofei Bai
parent
2400b50250
commit
184e8b6a36
1 changed files with 34 additions and 31 deletions
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@ -41,12 +41,10 @@ class CodeSizeComparison:
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"""
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self.repo_path = "."
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self.result_dir = os.path.abspath(result_dir)
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if os.path.exists(self.result_dir) is False:
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os.makedirs(self.result_dir)
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os.makedirs(self.result_dir, exist_ok=True)
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self.csv_dir = os.path.abspath("code_size_records/")
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if os.path.exists(self.csv_dir) is False:
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os.makedirs(self.csv_dir)
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os.makedirs(self.csv_dir, exist_ok=True)
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self.old_rev = old_revision
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self.new_rev = new_revision
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@ -60,20 +58,20 @@ class CodeSizeComparison:
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@staticmethod
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def validate_revision(revision):
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result = subprocess.run(["git", "cat-file", "-e", revision], check=False)
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return result.returncode
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result = subprocess.run(["git", "rev-parse", "--verify", revision],
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check=False, stdout=subprocess.PIPE)
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return result
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def _create_git_worktree(self, revision):
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"""Make a separate worktree for revision.
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Do not modify the current worktree."""
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if revision == "HEAD":
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if revision == "current":
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print("Using current work directory.")
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git_worktree_path = self.repo_path
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else:
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print("Creating git worktree for", revision)
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rev_dirname = revision.replace("/", "_")
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git_worktree_path = os.path.join(self.repo_path, "temp-" + rev_dirname)
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git_worktree_path = os.path.join(self.repo_path, "temp-" + revision)
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subprocess.check_output(
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[self.git_command, "worktree", "add", "--detach",
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git_worktree_path, revision], cwd=self.repo_path,
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@ -93,8 +91,11 @@ class CodeSizeComparison:
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def _gen_code_size_csv(self, revision, git_worktree_path):
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"""Generate code size csv file."""
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csv_fname = revision.replace("/", "_") + ".csv"
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print("Measuring code size for", revision)
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csv_fname = revision + ".csv"
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if revision == "current":
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print("Measuring code size in current work directory.")
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else:
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print("Measuring code size for", revision)
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result = subprocess.check_output(
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["size library/*.o"], cwd=git_worktree_path, shell=True
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)
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@ -118,8 +119,8 @@ class CodeSizeComparison:
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"""Generate code size csv file for the specified git revision."""
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# Check if the corresponding record exists
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csv_fname = revision.replace("/", "_") + ".csv"
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if (revision != "HEAD") and \
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csv_fname = revision + ".csv"
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if (revision != "current") and \
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os.path.exists(os.path.join(self.csv_dir, csv_fname)):
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print("Code size csv file for", revision, "already exists.")
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else:
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@ -133,13 +134,11 @@ class CodeSizeComparison:
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old and new. Measured code size results of these two revisions
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must be available."""
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old_file = open(os.path.join(self.csv_dir, \
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self.old_rev.replace("/", "_") + ".csv"), "r")
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new_file = open(os.path.join(self.csv_dir, \
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self.new_rev.replace("/", "_") + ".csv"), "r")
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res_file = open(os.path.join(self.result_dir, \
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"compare-" + self.old_rev.replace("/", "_") + "-" \
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+ self.new_rev.replace("/", "_") + ".csv"), "w")
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old_file = open(os.path.join(self.csv_dir, self.old_rev + ".csv"), "r")
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new_file = open(os.path.join(self.csv_dir, self.new_rev + ".csv"), "r")
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res_file = open(os.path.join(self.result_dir, "compare-" + self.old_rev
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+ "-" + self.new_rev + ".csv"), "w")
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res_file.write("file_name, this_size, old_size, change, change %\n")
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print("Generating comparision results.")
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@ -194,12 +193,13 @@ def main():
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default is comparison",
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)
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parser.add_argument(
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"-o", "--old-rev", type=str, help="old revision for comparison.(prefer commit ID)",
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"-o", "--old-rev", type=str, help="old revision for comparison.",
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required=True,
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)
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parser.add_argument(
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"-n", "--new-rev", type=str, default="HEAD",
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help="new revision for comparison, default is current work directory."
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"-n", "--new-rev", type=str, default=None,
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help="new revision for comparison, default is the current work \
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directory, including uncommited changes."
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)
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comp_args = parser.parse_args()
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@ -207,15 +207,18 @@ def main():
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print("Error: {} is not a directory".format(comp_args.result_dir))
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parser.exit()
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validate_result = CodeSizeComparison.validate_revision(comp_args.old_rev)
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if validate_result != 0:
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sys.exit(validate_result)
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old_revision = comp_args.old_rev
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validate_res = CodeSizeComparison.validate_revision(comp_args.old_rev)
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if validate_res.returncode != 0:
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sys.exit(validate_res.returncode)
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old_revision = validate_res.stdout.decode().replace("\n", "")
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validate_result = CodeSizeComparison.validate_revision(comp_args.new_rev)
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if validate_result != 0:
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sys.exit(validate_result)
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new_revision = comp_args.new_rev
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if comp_args.new_rev is not None:
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validate_res = CodeSizeComparison.validate_revision(comp_args.new_rev)
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if validate_res.returncode != 0:
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sys.exit(validate_res.returncode)
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new_revision = validate_res.stdout.decode().replace("\n", "")
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else:
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new_revision = "current"
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result_dir = comp_args.result_dir
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size_compare = CodeSizeComparison(old_revision, new_revision, result_dir)
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