Add update_version.py and CI folder

CI/update_version.py

@@ -0,0 +1,66 @@
+# coding: utf-8
+# vim: set et ts=4 sw=4 sts nu fdm=indent mouse=a:
+
+import subprocess
+from distutils.version import LooseVersion
+
+def get_version():
+    p = subprocess.run(['git describe'], shell=True, stdout=subprocess.PIPE)
+    output = p.stdout.decode('utf-8')
+    return output
+
+def set_version(version):
+    cmd = ['git', 'tag', '-a', version, '-m', f"Python MsSpec ({version})"]
+    subprocess.run(cmd)
+
+def ask_new_version(current_version):
+    version = LooseVersion(current_version)
+    components = version.version
+    last_major = int(components[0])
+    last_minor = int(components[1])
+    pre_release_type    = 'Final release'
+    pre_release_number  = None
+    post_release_number = None
+    dev_release_number  = None
+    if 'a' in components:
+        pre_release_type   = "Alpha release"
+        pre_release_number = int(components[components.index('a') + 1])
+    if 'b' in components:
+        pre_release_type   = "Alpha release"
+        pre_release_number = int(components[components.index('b') + 1])
+    if 'rc' in components:
+        pre_release_type   = "Release candidate"
+        pre_release_number = int(components[components.index('rc') + 1])
+    if 'post' in components:
+        post_release_number = int(components[components.index('post') + 1])
+    if 'dev' in components:
+        dev_release_number = int(components[components.index('dev') + 1])
+
+    release_kind = ""
+    if dev_release_number is not None:  release_kind += "Developmental release of a "
+    if post_release_number is not None: release_kind += "post-"
+    release_kind += pre_release_type
+
+    print(f"The current version is a {release_kind} ({str(version).strip()})")
+
+    
+    new_major = input(f"Please enter the new MAJOR revision number [{last_major}]: ")
+    if new_major == '':
+        new_major = last_major
+    new_major = int(new_major)
+
+    if new_major > last_major:
+        new_minor = 0
+    else:
+        minor = last_minor + 1
+        new_minor = input(f"Please enter the new MINOR revision number [{minor}]: ")
+        if new_minor == '':
+            new_minor = minor
+
+    # check
+    new_version = f"{str(new_major)}.{str(new_minor)}"
+    assert LooseVersion(new_version) > version
+    print(f"The new version is: {new_version}")
+    set_version(new_version)
+       
+ask_new_version(get_version())

Makefile

@@ -3,11 +3,15 @@ LICENSE:=$(shell cat ./license.txt)
 VERSION:=$(shell cd src && python -c "import msspec; print(msspec.__version__)")
 SETUPFILE:=pymsspec-$(VERSION).setup
 
-.PHONY: clean
+.PHONY: clean purge version
 
 clean:
 	@rm -rf *.setup
 
+version:
+	@./CI/make_version.sh
+
+
 purge: clean
 	@echo "Purging all..."
 	@find ./src -type f -name '*.pyc' -exec rm {} +