Pycairo install Made Easy Using single Command

README.md

@@ -56,9 +56,19 @@ Before installing `manim-community`, there are some additional dependencies that
 > win_amd64 corresponds to 64-bit machines, win32 corresponds to 32-bit machines
 
 3. Open up your command prompt by hitting the Win key and typing `cmd`
+
 4. Enter the directory where you install cairo by typing `cd C:\path\to\cairo` with the path being where you downloaded the `.whl` file
+
 5. Finally, run `pip3 install (cairo-file).whl`, where the file the appropriate name of the `.whl` file.
 
+6. Alternatively, Running the command below installs pycairo. This needs to be an elevated command prompt like Powershell.
+
+   ```powershell
+   (Invoke-WebRequest -Uri https://raw.githubusercontent.com/ManimCommunity/manim/master/scripts/pycairoInstall.py -UseBasicParsing).Content | py -3
+   ```
+
+
+
 #### FFmpeg Installation
 1. To install `ffmpeg` and add it to your PATH, install [Chocolatey](https://chocolatey.org/) and run `choco install ffmpeg`
 2. You can check you did it right by running `refreshenv` to update your environment variable and running `ffmpeg`

Scripts/pycairoInstall.py

@@ -0,0 +1,51 @@
+import platform
+import os
+import sys
+import urllib.request
+
+if 'Windows' in platform.system():
+    #In case the python version is 3.6 and the system is 32-bit, try pycairo‑1.19.1‑cp37‑cp37m‑win32.whl version of cairo
+    if sys.version[:3]=='3.6' and platform.machine()=='x86':
+        urllib.request.urlretrieve("https://download.lfd.uci.edu/pythonlibs/s2jqpv5t/pycairo-1.19.1-cp36-cp36m-win32.whl", "pycairo-1.19.1-cp36-cp36m-win32.whl")
+        os.system("pip install pycairo-1.19.1-cp36-cp36m-win32.whl")
+        os.remove("pycairo-1.19.1-cp37-cp37m-win32.whl")
+
+    #In case the python version is 3.6 and the system is 64-bit, try pycairo‑1.19.1‑cp37‑cp37m‑win32.whl version of cairo
+    elif sys.version[:3]=='3.6' and platform.machine()=='AMD64':
+        urllib.request.urlretrieve("https://download.lfd.uci.edu/pythonlibs/s2jqpv5t/pycairo-1.19.1-cp36-cp36m-win_amd64.whl", "pycairo-1.19.1-cp36-cp36m-win_amd64.whl")
+        print("Sucessfully downloaded Cairo for your system")
+        print("Installing Cairo")
+        os.system("pip install pycairo-1.19.1-cp36-cp36m-win_amd64.whl")
+        os.remove("pycairo-1.19.1-cp36-cp36m-win_amd64.whl")
+
+    #In case the python version is 3.7 and the system is 32-bit, try pycairo‑1.19.1‑cp37‑cp37m‑win32.whl version of cairo
+    elif sys.version[:3]=='3.7' and platform.machine()=='x86':
+        urllib.request.urlretrieve("https://download.lfd.uci.edu/pythonlibs/s2jqpv5t/pycairo-1.19.1-cp37-cp37m-win32.whl", "pycairo-1.19.1-cp37-cp37m-win32.whl")
+        print("Sucessfully downloaded Cairo for your system")
+        print("Installing Cairo")
+        os.system("pip install pycairo-1.19.1-cp37-cp37m-win32.whl")
+        os.remove("pycairo-1.19.1-cp37-cp37m-win32.whl")
+
+    #In case the python version is 3.7 and the system is AMD64, try pycairo-1.19.1-cp37-cp37m-win_amd64.whl version of cairo
+    elif sys.version[:3]=='3.7' and platform.machine()=='AMD64':
+        urllib.request.urlretrieve("https://download.lfd.uci.edu/pythonlibs/s2jqpv5t/pycairo-1.19.1-cp37-cp37m-win_amd64.whl", "pycairo-1.19.1-cp37-cp37m-win_amd64.whl")
+        print("Sucessfully downloaded Cairo for your system")
+        print("Installing Cairo")
+        os.system("pip install pycairo-1.19.1-cp37-cp37m-win_amd64.whl")
+        os.remove("pycairo-1.19.1-cp37-cp37m-win_amd64.whl")
+
+    #In case the python version is 3.8 and the system is 32-bit, try pycairo-1.19.1-cp38-cp38-win32.whl version of cairo
+    elif sys.version[:3]=='3.8' and platform.machine()=='x86':
+        urllib.request.urlretrieve("https://download.lfd.uci.edu/pythonlibs/s2jqpv5t/pycairo-1.19.1-cp38-cp38-win32.whl", "pycairo-1.19.1-cp38-cp38-win32.whl")
+        print("Sucessfully downloaded Cairo for your system")
+        print("Installing Cairo")
+        os.system("pip install pycairo-1.19.1-cp38-cp38-win32.whl")
+        os.remove("pycairo-1.19.1-cp38-cp38-win32.whl")
+
+    #In case the python version is 3.8 and the system is AMD64, try pycairo-1.19.1-cp38-cp38-win_amd64.whl version of cairo
+    elif sys.version[:3]=='3.8' and platform.machine()=='AMD64':
+        urllib.request.urlretrieve("https://download.lfd.uci.edu/pythonlibs/s2jqpv5t/pycairo-1.19.1-cp38-cp38-win_amd64.whl", "pycairo-1.19.1-cp38-cp38-win_amd64.whl")
+        print("Sucessfully downloaded Cairo for your system")
+        print("Installing Cairo")
+        os.system("pip install pycairo-1.19.1-cp38-cp38-win_amd64.whl")
+        os.remove("pycairo-1.19.1-cp38-cp38-win_amd64.whl")   

setup.py

@@ -13,7 +13,6 @@
         ]
     },
     install_requires=[
-        "colour",
         "argparse",
         "colour",
         "numpy",