Restart the project.

What should we do with projects which are not on PyPI? How do we find
out whether they are there? Should we run search for every package?

1 files changed, 28 insertions, 11 deletions

diff --git a/dlpcvp.py b/dlpcvp.py
index cedcad6..a8e26ea 100755
--- a/dlpcvp.py
+++ b/dlpcvp.py
@@ -1,6 +1,7 @@
 #!/usr/bin/python3.6
 # Requires: python3-rpm
 
+import argparse
 import configparser
 import json
 import logging
@@ -21,6 +22,7 @@ import rpm
 PyPI_base = "https://pypi.org/pypi/{}/json"
 OBS_base = "https://api.opensuse.org"
 ConfigRC = os.path.expanduser('~/.config/osc/oscrc')
+CUTCHARS = len('python-')
 
 config = configparser.ConfigParser()
 config.read(ConfigRC)
@@ -29,6 +31,7 @@ logging.basicConfig(format='%(levelname)s:%(funcName)s:%(message)s',
                     level=logging.DEBUG)
 log = logging.getLogger()
 
+# or HTTPPasswordMgrWithPriorAuth ?
 password_mgr = urllib.request.HTTPPasswordMgrWithDefaultRealm()
 user = config[OBS_base]['user']
 passw = config[OBS_base]['pass']
@@ -36,6 +39,7 @@ password_mgr.add_password(None, OBS_base, user, passw)
 
 handler = urllib.request.HTTPBasicAuthHandler(password_mgr)
 opener = urllib.request.build_opener(handler)
+urllib.request.install_opener(opener)
 
 
 def get_version_from_pypi(name: str, etag: str = None) -> Tuple[str, str, str]:
@@ -63,8 +67,8 @@ def suse_packages(proj:str) -> Iterable[str]:
     """
     Iterator returning names of all packages in the given proj
 
-    ETag management won't work here, because I don't like any way how to
-    return it in iterator.
+    ETag management won't work here, because I don't know about any way
+    how to return it in iterator.
     """
     req = Request(url=OBS_base + f'/source/{proj}')
 
@@ -161,15 +165,28 @@ def package_version(proj:str, pkg_name:str,
         else:
             raise
 
-
-if __name__=='__main__':
-    cutchars = len('python-')
-    project = 'devel:languages:python:singlespec-staging'
-    for pkg in suse_packages(project):
-        if pkg:
-            assert pkg.startswith('python-')
-            pypi_name = pkg[cutchars:]
+def main(prj):
+    for pkg in suse_packages(prj):
+        log.debug(f'pkg = {pkg}')
+        if pkg.startswith('python-'):
+            pypi_name = pkg[CUTCHARS:]
             pypi_ver = get_version_from_pypi(pypi_name)
-            suse_ver = package_version(project, pkg)
+            suse_ver = package_version(prj, pkg)
+            # FIXME We should somehow react to the situation, not just
+            # ignore it.
             if suse_ver is not None:
                 print(f"{pkg} {suse_ver} {pypi_ver}")
+        else:
+            print(f'Is {pkg} on PyPI?')
+
+
+if __name__=='__main__':
+    parser = argparse.ArgumentParser(description='Check available versions '
+                                     'of the upstream packages on PyPI')
+    parser.add_argument('--opensuse-project',
+                        default='devel:languages:python:numeric',
+                        help='The OpenBuildService project. Defaults '
+                        'to %(default)s')
+
+    args = parser.parse_args()
+    sys.exit(main(args.opensuse_project))