DOC: remove references to pcre2 dependency

Author: Joe Jevnik

.github/workflows/main.yml

@@ -57,11 +57,11 @@ jobs:
     - name: Install c++ dependencies (ubuntu)
       if: startsWith(matrix.os, 'ubuntu')
       run: |
-        sudo apt-get -y install libpcre2-dev libsparsehash-dev doxygen
+        sudo apt-get -y install libsparsehash-dev doxygen
     - name: Install c++ dependencies (macos)
       if: startsWith(matrix.os, 'macos')
       run: |
-        brew install pcre2 google-sparsehash doxygen
+        brew install google-sparsehash doxygen
     - name: Set llvm related envvars (macos)
       if: startsWith(matrix.os, 'macos')
       run: |

.github/workflows/release.yml

@@ -23,7 +23,7 @@ jobs:
         pip install numpy==1.18.1
     - name: Install c++ dependencies (ubuntu)
       run: |
-        sudo apt-get -y install libpcre2-dev libsparsehash-dev doxygen
+        sudo apt-get -y install libsparsehash-dev doxygen
     - name: Set gcc envvars
       run: |
         echo ::set-env name=CC::gcc-8

README.rst

@@ -28,9 +28,8 @@ libpy requires:
 - gcc>=8 or clang>=10
 - numpy>=1.11.3
 
-libpy also depends on:
+libpy also depends on the following system packages:
 
-- pcre
 - google sparsehash
 
 To install these dependencies:
@@ -40,14 +39,14 @@ ubuntu
 
 .. code-block:: bash
 
-    $ sudo apt install libpcre2-dev libsparsehash-dev
+    $ sudo apt install libsparsehash-dev
 
 macOS
 ~~~~~
 
 .. code-block:: bash
 
-    $ brew install pcre2 google-sparsehash
+    $ brew install google-sparsehash
 
 Install
 -------

docs/source/install.rst

@@ -14,9 +14,8 @@ lipy requires:
 - gcc>=8 or clang>=10
 - numpy>=1.11.3
 
-libpy also depends on:
+libpy also depends on the following system packages:
 
-- pcre
 - google sparsehash
 
 To install these dependencies:
@@ -26,14 +25,14 @@ ubuntu
 
 .. code-block:: bash
 
-    $ sudo apt install libpcre2-dev libsparsehash-dev
+    $ sudo apt install libsparsehash-dev
 
 macOS
 ~~~~~
 
 .. code-block:: bash
 
-    $ brew install pcre2 google-sparsehash
+    $ brew install google-sparsehash
 
 Install
 -------