sunset the ProjectQ plugin (#98)

* sunset the ProjectQ plugin

* changelog and version finalization

* Update .github/CHANGELOG.md

Co-authored-by: Thomas R. Bromley <49409390+trbromley@users.noreply.github.com>

---------

Co-authored-by: Thomas R. Bromley <49409390+trbromley@users.noreply.github.com>

.github/CHANGELOG.md

@@ -1,21 +1,16 @@
-# Release 0.34.0-dev
-
-### New features since last release
-
-### Improvements 🛠
+# Release 0.34.0
 
 ### Breaking changes 💔
 
-### Deprecations 👋
-
-### Documentation 📝
-
-### Bug fixes 🐛
+* Pin the PennyLane version to <0.35
+  [(#98)](https://github.com/PennyLaneAI/pennylane-pq/pull/98)
 
 ### Contributors ✍️
 
 This release contains contributions from (in alphabetical order):
 
+Matthew Silverman
+
 ---
 # Release 0.33.0
 

README.rst

@@ -25,6 +25,11 @@ PennyLane ProjectQ Plugin
     :alt: PyPI - Python Version
     :target: https://pypi.org/project/PennyLane-pq
 
+\
+
+    **❗ This plugin will not be supported in newer versions of PennyLane. It is compatible with versions
+    of PennyLane up to and including 0.34❗**
+
 .. header-start-inclusion-marker-do-not-remove
 
 The PennyLane-ProjectQ plugin integrates the ProjectQ quantum computing library with PennyLane's

doc/index.rst

@@ -3,6 +3,11 @@ PennyLane-ProjectQ Plugin
 
 :Release: |release|
 
+.. warning::
+
+    This plugin will not be supported in newer versions of PennyLane. It is compatible with versions
+    of PennyLane up to and including 0.34.
+
 .. image:: _static/puzzle_pq.png
     :align: center
     :width: 70%

pennylane_pq/_version.py

@@ -16,4 +16,4 @@
    Version number (major.minor.patch[-label])
 """
 
-__version__ = "0.34.0-dev"
+__version__ = "0.34.0"

requirements.txt

@@ -1,3 +1,3 @@
 projectq>=0.5.1
-pennylane>=0.15
+pennylane>=0.15,<0.35
 pybind11

setup.py

@@ -21,7 +21,7 @@
 
 requirements = [
     "projectq>=0.5.1",
-    "pennylane>=0.15"
+    "pennylane>=0.15,<0.35"
 ]  # pylint: disable=invalid-name