From 4fd287655a72b9aea14cdac715ad5b90ed082ed2 Mon Sep 17 00:00:00 2001
From: Raghuram Subramani <raghus2247@gmail.com>
Date: Sun, 19 Jun 2022 19:47:51 +0530
Subject: add circuitpython code

---
 circuitpython/tools/preprocess_frozen_modules.py | 100 +++++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100755 circuitpython/tools/preprocess_frozen_modules.py

(limited to 'circuitpython/tools/preprocess_frozen_modules.py')

diff --git a/circuitpython/tools/preprocess_frozen_modules.py b/circuitpython/tools/preprocess_frozen_modules.py
new file mode 100755
index 0000000..f9c120f
--- /dev/null
+++ b/circuitpython/tools/preprocess_frozen_modules.py
@@ -0,0 +1,100 @@
+#!/usr/bin/env python3
+
+# SPDX-FileCopyrightText: 2014 MicroPython & CircuitPython contributors (https://github.com/adafruit/circuitpython/graphs/contributors)
+#
+# SPDX-License-Identifier: MIT
+
+import argparse
+import os
+import os.path
+from pathlib import Path
+import semver
+import subprocess
+
+# Compatible with Python 3.4 due to travis using trusty as default.
+
+
+def version_string(path=None, *, valid_semver=False):
+    version = None
+    try:
+        tag = "d0953e8f845a7544a27bea92bbcd533f0a84d493"
+        version = tag.strip()
+    except subprocess.CalledProcessError:
+        describe = "8.0.0-alpha.1-37-gd0953e8f8"
+        tag, additional_commits, commitish = (
+            describe.strip()
+        )
+        commitish = commitish[1:]
+        if valid_semver:
+            version_info = semver.parse_version_info(tag)
+            if not version_info.prerelease:
+                version = (
+                    semver.bump_patch(tag)
+                    + "-alpha.0.plus."
+                    + additional_commits
+                    + "+"
+                    + commitish
+                )
+            else:
+                version = tag + ".plus." + additional_commits + "+" + commitish
+        else:
+            version = commitish
+    return version
+
+
+# Visit all the .py files in topdir. Replace any __version__ = "0.0.0-auto.0" type of info
+# with actual version info derived from git.
+def copy_and_process(in_dir, out_dir):
+    for root, subdirs, files in os.walk(in_dir):
+
+        # Skip library examples directory and subfolders.
+        relative_path_parts = Path(root).relative_to(in_dir).parts
+        if relative_path_parts and relative_path_parts[0] in [
+            "examples",
+            "docs",
+            "tests",
+            "utils",
+        ]:
+            del subdirs[:]
+            continue
+
+        for file in files:
+            # Skip top-level setup.py (module install info) and conf.py (sphinx config),
+            # which are not part of the library
+            if (root == in_dir) and file in ("conf.py", "setup.py"):
+                continue
+
+            input_file_path = Path(root, file)
+            output_file_path = Path(out_dir, input_file_path.relative_to(in_dir))
+
+            if file.endswith(".py"):
+                if not output_file_path.parent.exists():
+                    output_file_path.parent.mkdir(parents=True)
+                with input_file_path.open("r") as input, output_file_path.open("w") as output:
+                    for line in input:
+                        if line.startswith("__version__"):
+                            module_version = version_string(root, valid_semver=True)
+                            line = line.replace("0.0.0-auto.0", module_version)
+                        output.write(line)
+
+
+if __name__ == "__main__":
+    argparser = argparse.ArgumentParser(
+        description="""\
+    Copy and pre-process .py files into output directory, before freezing.
+    1. Remove top-level repo directory.
+    2. Update __version__ info.
+    3. Remove examples.
+    4. Remove non-library setup.py and conf.py"""
+    )
+    argparser.add_argument(
+        "in_dirs",
+        metavar="input-dir",
+        nargs="+",
+        help="top-level code dirs (may be git repo dirs)",
+    )
+    argparser.add_argument("-o", "--out_dir", help="output directory")
+    args = argparser.parse_args()
+
+    for in_dir in args.in_dirs:
+        copy_and_process(in_dir, args.out_dir)
-- 
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