static: mypy requires __init__.py

Add missing __init__.py to workaround python/mypy#1645
Fix mypy type hint issues in the code found from this.

Signed-off-by: Sergio Schvezov <sergio.schvezov@canonical.com>

snapcraft/cli/_channel_map.py

@@ -37,7 +37,7 @@ class _HINTS:
     PROGRESSING_TO: Final[str] = "→"
 
 
-def _get_channel_hint(*, channel_map, fallback: str, architecture: str) -> str:
+def _get_channel_hint(*, channel_map, fallback: Optional[str], architecture: str) -> str:
     tick = _HINTS.CLOSED
     for c in channel_map:
         if c.channel == fallback and c.architecture == architecture:
@@ -137,18 +137,23 @@ def _get_channel_lines_for_channel(
         progressive_revision = snap_channel_map.get_revision(
             progressive_mapped_channel.revision
         )
+
         progressive_mapped_channel_line = _get_channel_line(
             mapped_channel=progressive_mapped_channel,
             revision=progressive_revision,
             channel_info=channel_info,
             hint=hint,
             progress_string=f"{_HINTS.PROGRESSING_TO} {progressive_mapped_channel.progressive.percentage:.0f}%",
         )
+        if progressive_mapped_channel.progressive.percentage is None:
+            percentage = 0.0
+        else:
+            percentage = progressive_mapped_channel.progressive.percentage
         # Setup progress for the actually released revision, this needs to be
         # calculated. But only show it if the channel is open.
         progress_string = "{} {:.0f}%".format(
             _HINTS.PROGRESSING_TO,
-            100 - progressive_mapped_channel.progressive.percentage,
+            100 - percentage,
         )
     else:
         progress_string = _HINTS.NO_PROGRESS

snapcraft/storeapi/v2/_api_schema.py

@@ -18,7 +18,10 @@
 # Snapcraft does not have been commented out from this schema originally
 # imported from
 # https://dashboard.snapcraft.io/docs/v2/en/snaps.html#snap-channel-map
-CHANNEL_MAP_JSONSCHEMA = {
+
+from typing import Any, Dict
+
+CHANNEL_MAP_JSONSCHEMA: Dict[str, Any] = {
     "additionalProperties": False,
     "properties": {
         "channel-map": {

snapcraft/storeapi/v2/channel_map.py

@@ -35,7 +35,7 @@ class Progressive:
     """
 
     @classmethod
-    def unmarshal(cls, payload: Dict[str, Union[str, Optional[bool]]]) -> "Progressive":
+    def unmarshal(cls, payload: Dict[str, Any]) -> "Progressive":
         jsonschema.validate(
             payload,
             CHANNEL_MAP_JSONSCHEMA["properties"]["channel-map"]["items"]["properties"][
@@ -48,7 +48,7 @@ def unmarshal(cls, payload: Dict[str, Union[str, Optional[bool]]]) -> "Progressi
             percentage=payload["percentage"],
         )
 
-    def marshal(self) -> Dict[str, Union[str, Optional[bool]]]:
+    def marshal(self) -> Dict[str, Any]:
         return {"key": self.key, "paused": self.paused, "percentage": self.percentage}
 
     def __repr__(self) -> str:
@@ -114,7 +114,7 @@ class Revision:
     """
 
     @classmethod
-    def unmarshal(cls, payload: Dict[str, Union[int, str, List[str]]]) -> "Revision":
+    def unmarshal(cls, payload: Dict[str, Any]) -> "Revision":
         jsonschema.validate(
             payload, CHANNEL_MAP_JSONSCHEMA["properties"]["revisions"]["items"]
         )
@@ -124,7 +124,7 @@ def unmarshal(cls, payload: Dict[str, Union[int, str, List[str]]]) -> "Revision"
             architectures=payload["architectures"],
         )
 
-    def marshal(self) -> Dict[str, Union[int, str, List[str]]]:
+    def marshal(self) -> Dict[str, Any]:
         return {
             "revision": self.revision,
             "version": self.version,
@@ -148,7 +148,7 @@ class SnapChannel:
     """
 
     @classmethod
-    def unmarshal(cls, payload: Dict[str, Optional[str]]) -> "SnapChannel":
+    def unmarshal(cls, payload: Dict[str, Any]) -> "SnapChannel":
         jsonschema.validate(
             payload,
             CHANNEL_MAP_JSONSCHEMA["properties"]["snap"]["properties"]["channels"][
@@ -163,7 +163,7 @@ def unmarshal(cls, payload: Dict[str, Optional[str]]) -> "SnapChannel":
             fallback=payload["fallback"],
         )
 
-    def marshal(self) -> Dict[str, Optional[str]]:
+    def marshal(self) -> Dict[str, Any]:
         return {
             "name": self.name,
             "track": self.track,
@@ -235,7 +235,7 @@ def marshal(self) -> Dict[str, Any]:
         }
 
     def __repr__(self) -> str:
-        return "<{self.__class__.__name__}: {!r}>".format(self.snap.name)
+        return f"<{self.__class__.__name__}: {self.snap.name!r}>"
 
     def __init__(
         self, *, channel_map: List[MappedChannel], revisions: List[Revision], snap: Snap

tests/unit/build_providers/lxd/test_lxd.py

@@ -59,13 +59,16 @@ def __init__(self, config: Dict[str, Any], wait: bool) -> None:
         class FakeContainerFiles:
             delete_available = True
 
+            @staticmethod
             def get(file_name) -> bytes:
                 self.files_get_mock(file_name=file_name)
                 return b"fake-pull"
 
+            @staticmethod
             def put(destination: str, contents: bytes) -> None:
                 self.files_put_mock(destination=destination, contents=contents)
 
+            @staticmethod
             def delete(file_name) -> None:
                 self.files_delete_mock(file_name=file_name)