Docs: Remove -O2 from installation instructions

[skip ci]

diff --git a/docs/install.rst b/docs/install.rst
index 3b4baa32cc83d6fa33e2bec0612e283a5b4f5a97..1d6700785fc027ddfadf8f5ff14e657e9a445ede 100644 (file)
--- a/docs/install.rst
+++ b/docs/install.rst
@@ -6,14 +6,14 @@ System-wide
 
 ::
 
-    sudo pip install --install-option='-O2' ppu
+    sudo pip install ppu
 
 User mode
 ---------
 
 ::
 
-    pip install --user --install-option='-O2' ppu
+    pip install --user ppu
 
 Installation from sources
 =========================
@@ -23,14 +23,14 @@ command:
 
 ::
 
-    sudo python setup.py install -O2
+    sudo python setup.py install
 
 If you don't want to install it system-wide you can install it in your
 home directory; run run the following command:
 
 ::
 
-    python setup.py install --user -O2
+    python setup.py install --user
 
 Option '--user' installs scripts into $HOME/.local/bin;
 add the directory to your $PATH or move the script to a directory in your