two version of R2R are here HEAD master

1 files changed, 152 insertions, 0 deletions

diff --git a/.venv/lib/python3.12/site-packages/opentelemetry/sdk/util/__init__.py b/.venv/lib/python3.12/site-packages/opentelemetry/sdk/util/__init__.py
new file mode 100644
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+++ b/.venv/lib/python3.12/site-packages/opentelemetry/sdk/util/__init__.py
@@ -0,0 +1,152 @@
+# Copyright The OpenTelemetry Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import datetime
+import threading
+from collections import deque
+from collections.abc import MutableMapping, Sequence
+from typing import Optional
+
+from deprecated import deprecated
+
+
+def ns_to_iso_str(nanoseconds):
+    """Get an ISO 8601 string from time_ns value."""
+    ts = datetime.datetime.fromtimestamp(
+        nanoseconds / 1e9, tz=datetime.timezone.utc
+    )
+    return ts.strftime("%Y-%m-%dT%H:%M:%S.%fZ")
+
+
+def get_dict_as_key(labels):
+    """Converts a dict to be used as a unique key"""
+    return tuple(
+        sorted(
+            map(
+                lambda kv: (
+                    (kv[0], tuple(kv[1])) if isinstance(kv[1], list) else kv
+                ),
+                labels.items(),
+            )
+        )
+    )
+
+
+class BoundedList(Sequence):
+    """An append only list with a fixed max size.
+
+    Calls to `append` and `extend` will drop the oldest elements if there is
+    not enough room.
+    """
+
+    def __init__(self, maxlen: Optional[int]):
+        self.dropped = 0
+        self._dq = deque(maxlen=maxlen)  # type: deque
+        self._lock = threading.Lock()
+
+    def __repr__(self):
+        return f"{type(self).__name__}({list(self._dq)}, maxlen={self._dq.maxlen})"
+
+    def __getitem__(self, index):
+        return self._dq[index]
+
+    def __len__(self):
+        return len(self._dq)
+
+    def __iter__(self):
+        with self._lock:
+            return iter(deque(self._dq))
+
+    def append(self, item):
+        with self._lock:
+            if (
+                self._dq.maxlen is not None
+                and len(self._dq) == self._dq.maxlen
+            ):
+                self.dropped += 1
+            self._dq.append(item)
+
+    def extend(self, seq):
+        with self._lock:
+            if self._dq.maxlen is not None:
+                to_drop = len(seq) + len(self._dq) - self._dq.maxlen
+                if to_drop > 0:
+                    self.dropped += to_drop
+            self._dq.extend(seq)
+
+    @classmethod
+    def from_seq(cls, maxlen, seq):
+        seq = tuple(seq)
+        bounded_list = cls(maxlen)
+        bounded_list.extend(seq)
+        return bounded_list
+
+
+@deprecated(version="1.4.0")  # type: ignore
+class BoundedDict(MutableMapping):
+    """An ordered dict with a fixed max capacity.
+
+    Oldest elements are dropped when the dict is full and a new element is
+    added.
+    """
+
+    def __init__(self, maxlen: Optional[int]):
+        if maxlen is not None:
+            if not isinstance(maxlen, int):
+                raise ValueError
+            if maxlen < 0:
+                raise ValueError
+        self.maxlen = maxlen
+        self.dropped = 0
+        self._dict = {}  # type: dict
+        self._lock = threading.Lock()  # type: threading.Lock
+
+    def __repr__(self):
+        return (
+            f"{type(self).__name__}({dict(self._dict)}, maxlen={self.maxlen})"
+        )
+
+    def __getitem__(self, key):
+        return self._dict[key]
+
+    def __setitem__(self, key, value):
+        with self._lock:
+            if self.maxlen is not None and self.maxlen == 0:
+                self.dropped += 1
+                return
+
+            if key in self._dict:
+                del self._dict[key]
+            elif self.maxlen is not None and len(self._dict) == self.maxlen:
+                del self._dict[next(iter(self._dict.keys()))]
+                self.dropped += 1
+            self._dict[key] = value
+
+    def __delitem__(self, key):
+        del self._dict[key]
+
+    def __iter__(self):
+        with self._lock:
+            return iter(self._dict.copy())
+
+    def __len__(self):
+        return len(self._dict)
+
+    @classmethod
+    def from_map(cls, maxlen, mapping):
+        mapping = dict(mapping)
+        bounded_dict = cls(maxlen)
+        for key, value in mapping.items():
+            bounded_dict[key] = value
+        return bounded_dict