Update links to Google Groups

Support users without JavaScript, avoid redirects, use https.

CHANGELOG.md

@@ -486,7 +486,7 @@ This is the direction we'll keep going forward: less kitchen-sink of "latest aca
 
 ### Why pre-release?
 
-This 4.0.0beta pre-release is for users who want the **cutting edge performance and bug fixes**. Plus users who want to help out, by **testing and providing feedback**: code, documentation, workflows… Please let us know on the [mailing list](https://groups.google.com/forum/#!forum/gensim)!
+This 4.0.0beta pre-release is for users who want the **cutting edge performance and bug fixes**. Plus users who want to help out, by **testing and providing feedback**: code, documentation, workflows… Please let us know on the [mailing list](https://groups.google.com/g/gensim)!
 
 Install the pre-release with:
 
@@ -2557,7 +2557,7 @@ Tutorial and doc improvements:
 * transactional similarity server: see docs/simserver.html
 * website moved from university hosting to radimrehurek.com
 * much improved speed of lsi[corpus] transformation:
-* accuracy tests of incremental svd: test/svd_error.py and http://groups.google.com/group/gensim/browse_thread/thread/4b605b72f8062770
+* accuracy tests of incremental svd: test/svd_error.py and https://groups.google.com/g/gensim/c/S2BbcvgGJ3A
 * further improvements to memory-efficiency of LDA and LSA
 * improved wiki preprocessing (thx to Luca de Alfaro)
 * model.print_topics() debug fncs now support std output, in addition to logging (thx to Homer Strong)

CONTRIBUTING.md

@@ -4,7 +4,7 @@ First, please see [contribution-guide.org](http://www.contribution-guide.org/) f
 
 Also, please check the [Gensim FAQ](https://github.com/RaRe-Technologies/gensim/wiki/Recipes-&-FAQ) page before posting.
 
-**The proper place for open-ended questions is the [Gensim mailing list](https://groups.google.com/forum/#!forum/gensim).** Github is not the right place for research discussions or feature requests.
+**The proper place for open-ended questions is the [Gensim mailing list](https://groups.google.com/g/gensim).** Github is not the right place for research discussions or feature requests.
 
 # How to add a new feature or create a pull request?
 

HACKTOBERFEST.md

@@ -28,7 +28,7 @@ Check out the following:
 
 ## Questions
 
-If you have a general question about Gensim, please ask on the [mailing list](https://groups.google.com/forum/#!forum/gensim).
+If you have a general question about Gensim, please ask on the [mailing list](https://groups.google.com/g/gensim).
 If you have a question a about a specific issue or PR, just ask there directly, and we'll get back to you as soon as we can.
 Otherwise, ping @mpenkov on [Twitter](https://twitter.com/mpenkov) or [Telegram](https://t.me/mpenkov).
 

ISSUE_TEMPLATE.md

@@ -1,7 +1,7 @@
 <!--
 **IMPORTANT**:
 
-- Use the [Gensim mailing list](https://groups.google.com/forum/#!forum/gensim) to ask general or usage questions. Github issues are only for bug reports.
+- Use the [Gensim mailing list](https://groups.google.com/g/gensim) to ask general or usage questions. Github issues are only for bug reports.
 - Check [Recipes&FAQ](https://github.com/RaRe-Technologies/gensim/wiki/Recipes-&-FAQ) first for common answers.
 
 Github bug reports that do not include relevant information and context will be closed without an answer. Thanks!

README.md

@@ -11,7 +11,7 @@ https://github.com/RaRe-Technologies/gensim/issues/2805
 [![GitHub release](https://img.shields.io/github/release/rare-technologies/gensim.svg?maxAge=3600)](https://github.com/RaRe-Technologies/gensim/releases)
 [![Downloads](https://img.shields.io/pypi/dm/gensim?color=blue)](https://pepy.tech/project/gensim/)
 [![DOI](https://zenodo.org/badge/DOI/10.13140/2.1.2393.1847.svg)](https://doi.org/10.13140/2.1.2393.1847)
-[![Mailing List](https://img.shields.io/badge/-Mailing%20List-blue.svg)](https://groups.google.com/forum/#!forum/gensim)
+[![Mailing List](https://img.shields.io/badge/-Mailing%20List-blue.svg)](https://groups.google.com/g/gensim)
 [![Follow](https://img.shields.io/twitter/follow/gensim_py.svg?style=social&style=flat&logo=twitter&label=Follow&color=blue)](https://twitter.com/gensim_py)
 
 Gensim is a Python library for *topic modelling*, *document indexing*
@@ -109,7 +109,7 @@ Support
 
 For commercial support, please see [Gensim sponsorship](https://github.com/sponsors/piskvorky).
 
-Ask open-ended questions on the public [Gensim Mailing List](https://groups.google.com/forum/#!forum/gensim).
+Ask open-ended questions on the public [Gensim Mailing List](https://groups.google.com/g/gensim).
 
 Raise bugs on [Github](https://github.com/RaRe-Technologies/gensim/blob/develop/CONTRIBUTING.md) but please **make sure you follow the [issue template](https://github.com/RaRe-Technologies/gensim/blob/develop/ISSUE_TEMPLATE.md)**. Issues that are not bugs or fail to provide the requested details will be closed without inspection.
 

docs/notebooks/Any2Vec_Filebased.ipynb

@@ -522,7 +522,7 @@
     "\n",
     "This new code branch was created by [@persiyanov](https://github.com/persiyanov) as a Google Summer of Code 2018 project in the [RARE Student Incubator](https://rare-technologies.com/incubator/).\n",
     "\n",
-    "Questions, comments? Use our Gensim [mailing list](https://groups.google.com/forum/#!forum/gensim) and [twitter](https://twitter.com/gensim_py). Happy training!"
+    "Questions, comments? Use our Gensim [mailing list](https://groups.google.com/g/gensim) and [twitter](https://twitter.com/gensim_py). Happy training!"
    ]
   }
  ],

docs/src/gallery/core/run_similarity_queries.py

@@ -177,10 +177,10 @@
 # That doesn't mean it's perfect though:
 #
 # * there are parts that could be implemented more efficiently (in C, for example), or make better use of parallelism (multiple machines cores)
-# * new algorithms are published all the time; help gensim keep up by `discussing them <http://groups.google.com/group/gensim>`_ and `contributing code <https://github.com/piskvorky/gensim/wiki/Developer-page>`_
+# * new algorithms are published all the time; help gensim keep up by `discussing them <https://groups.google.com/g/gensim>`_ and `contributing code <https://github.com/piskvorky/gensim/wiki/Developer-page>`_
 # * your **feedback is most welcome** and appreciated (and it's not just the code!):
 #   `bug reports <https://github.com/piskvorky/gensim/issues>`_ or
-#   `user stories and general questions <http://groups.google.com/group/gensim/topics>`_.
+#   `user stories and general questions <https://groups.google.com/g/gensim>`_.
 #
 # Gensim has no ambition to become an all-encompassing framework, across all NLP (or even Machine Learning) subfields.
 # Its mission is to help NLP practitioners try out popular topic modelling algorithms

docs/src/gallery/howtos/run_doc2vec_imdb.py

@@ -154,7 +154,7 @@ def extract_documents():
 # of Sentences and Documents"
 # <http://cs.stanford.edu/~quocle/paragraph_vector.pdf>`_ with guidance from
 # Mikolov's `example go.sh
-# <https://groups.google.com/d/msg/word2vec-toolkit/Q49FIrNOQRo/J6KG8mUj45sJ>`_::
+# <https://groups.google.com/g/word2vec-toolkit/c/Q49FIrNOQRo/m/J6KG8mUj45sJ>`_::
 #
 #     ./word2vec -train ../alldata-id.txt -output vectors.txt -cbow 0 -size 100 -window 10 -negative 5 -hs 0 -sample 1e-4 -threads 40 -binary 0 -iter 20 -min-count 1 -sentence-vectors 1
 #

docs/src/sphinx_rtd_theme/layouthome.html

@@ -86,15 +86,15 @@
         <aside class="widget_text widget widget_custom_html">
           <div class="textwidget custom-html-widget" style="text-align: center">
             <h3>
-              Stay informed via the <a href="https://groups.google.com/group/gensim" class="googlegroups">Gensim mailing list</a>
+              Stay informed via the <a href="https://groups.google.com/g/gensim" class="googlegroups">Gensim mailing list</a>
             </h3>
             <hr class="no_line" style="margin:0 auto 30px">
             <form action="https://groups.google.com/group/gensim/boxsubscribe">
               <input type="text" name="email" placeholder="[email protected]" size="28" style="display: inline-block;">
               <input type="submit" name="sub" value="Subscribe" class="subscribe_btn">
             </form>
             <div class="social_icons">
-              <a href="https://groups.google.com/group/gensim" target="_blank"><img src="{{ pathto('_static/images/icons/groups.png', 1) }}" alt="Google groups" width="64"></a>
+              <a href="https://groups.google.com/g/gensim" target="_blank"><img src="{{ pathto('_static/images/icons/groups.png', 1) }}" alt="Google groups" width="64"></a>
               <a href="https://twitter.com/gensim_py#" target="_blank"><img src="{{ pathto('_static/images/icons/twitter.png', 1) }}" alt="Twitter" width="64"></a>
               <a href="https://github.com/RaRe-Technologies/gensim" target="_blank"><img src="{{ pathto('_static/images/icons/github.png', 1) }}" alt="Github" width="64"></a>
             </div>

docs/src/support.rst

@@ -9,7 +9,7 @@ Support
 Open source support
 -------------------
 
-The main communication channel is the free `Gensim mailing list <https://groups.google.com/group/gensim>`_.
+The main communication channel is the free `Gensim mailing list <https://groups.google.com/g/gensim>`_.
 
 This is the preferred way to ask for help, report problems and share insights with the community. Newbie questions are perfectly fine, as long as you've read the :ref:`tutorials <gallery_top>` and `FAQ <https://github.com/RaRe-Technologies/gensim/wiki/Recipes-&-FAQ>`_.
 
@@ -35,6 +35,6 @@ For developers
 
 Developers who want to contribute to Gensim are welcome – Gensim is an open source project.
 
-First propose your feature / fix on the `Gensim mailing list <https://groups.google.com/group/gensim>`_ and if there is consensus for accepting your contribution, read the `Developer page <https://github.com/RARE-Technologies/gensim/wiki/Developer-page>`_ and implement it. Thanks!
+First propose your feature / fix on the `Gensim mailing list <https://groups.google.com/g/gensim>`_ and if there is consensus for accepting your contribution, read the `Developer page <https://github.com/RARE-Technologies/gensim/wiki/Developer-page>`_ and implement it. Thanks!
 
-Note that Github is not a medium for asking open-ended questions. Please use the `Gensim mailing list <https://groups.google.com/group/gensim>`_ for that.
+Note that Github is not a medium for asking open-ended questions. Please use the `Gensim mailing list <https://groups.google.com/g/gensim>`_ for that.

gensim/similarities/docsim.py

@@ -52,7 +52,7 @@
 
 The benefit of this batch (aka "chunked") querying is a much better performance.
 To see the speed-up on your machine, run ``python -m gensim.test.simspeed``
-(compare to my results `here <http://groups.google.com/group/gensim/msg/4f6f171a869e4fca?>`_).
+(compare to my results `here <https://groups.google.com/g/gensim/c/9rg5zqoWyDQ/m/yk-ehhoXb08J>`_).
 
 There is also a special syntax for when you need similarity of documents in the index
 to the index itself (i.e. queries = the indexed documents themselves). This special syntax