my.goodreads: cleanup, rename from my.reading.goodrads & use proper pip dependency

related:
- https://github.com/karlicoss/HPI/issues/79
- 10d8cc86a1

my/goodreads.py

@@ -0,0 +1,102 @@
+"""
+[[https://www.goodreads.com][Goodreads]] statistics
+"""
+REQUIRES = [
+    'git+https://github.com/karlicoss/goodrexport',
+]
+
+
+from dataclasses import dataclass
+from my.core import Paths
+from my.config import goodreads as user_config
+
+@dataclass
+class goodreads(user_config):
+    # paths[s]/glob to the exported JSON data
+    export_path: Paths
+
+from my.core.cfg import make_config, Attrs
+
+def _migration(attrs: Attrs) -> Attrs:
+    export_dir = 'export_dir'
+    if export_dir in attrs: # legacy name
+        attrs['export_path'] = attrs[export_dir]
+        from my.core.warnings import high
+        high(f'"{export_dir}" is deprecated! Please use "export_path" instead."')
+    return attrs
+config = make_config(goodreads, migration=_migration)
+
+#############################3
+
+
+from my.core import get_files
+from typing import Sequence, Iterator
+from pathlib import Path
+
+def inputs() -> Sequence[Path]:
+    return get_files(config.export_path)
+
+
+from datetime import datetime
+import pytz
+
+
+from goodrexport import dal
+
+
+def _dal() -> dal.DAL:
+    return dal.DAL(inputs())
+
+
+def reviews() -> Iterator[dal.Review]:
+    return _dal().reviews()
+
+
+# todo should be in DAL?
+def books() -> Iterator[dal.Book]:
+    for r in reviews():
+        yield r.book
+
+
+#######
+# todo ok, not sure these really belong here...
+
+from my.core.common import datetime_aware
+@dataclass
+class Event:
+    dt: datetime_aware
+    summary: str
+    eid: str
+
+
+def events() -> Iterator[Event]:
+    for b in books():
+        yield Event(
+            dt=b.date_added,
+            summary=f'Added book "{b.title}"', # todo shelf?
+            eid=b.id
+        )
+    # todo finished? other updates?
+
+
+def print_read_history() -> None:
+    def ddate(x):
+        if x is None:
+            return datetime.fromtimestamp(0, pytz.utc)
+        else:
+            return x
+
+    def key(b):
+        return ddate(b.date_started)
+
+    def fmtdt(dt):
+        if dt is None:
+            return dt
+        tz = pytz.timezone('Europe/London')
+        return dt.astimezone(tz)
+    for b in sorted(books(), key=key):
+        print(f"""
+{b.title} by {', '.join(b.authors)}
+    started : {fmtdt(b.date_started)}
+    finished: {fmtdt(b.date_read)}
+        """)