docs: Print working directory on readthedocs.

Signed-off-by: Tim 'mithro' Ansell <me@mith.ro>

docs/conf.py

@@ -74,18 +74,20 @@
         "conf_py_path": "/doc/",
     }
 else:
+    docs_dir = os.path.abspath(os.path.dirname(__file__))
+    print("Docs dir is:", docs_dir)
     import subprocess
     subprocess.call(
         'git fetch origin --unshallow',
-        cwd=os.path.abspath(os.path.dirname(__file__)),
+        cwd=docs_dir,
         shell=True)
     subprocess.check_call(
         'git fetch origin --tags',
-        cwd=os.path.abspath(os.path.dirname(__file__)),
+        cwd=docs_dir,
         shell=True)
     subprocess.check_call(
         'make links',
-        cwd=os.path.abspath(os.path.dirname(__file__)),
+        cwd=docs_dir,
         shell=True)
 
 # The version info for the project you're documenting, acts as replacement for
@@ -107,7 +109,7 @@
 # List of patterns, relative to source directory, that match files and
 # directories to ignore when looking for source files.
 # This patterns also effect to html_static_path and html_extra_path
-exclude_patterns = ['_build', 'Thumbs.db', '.DS_Store']
+exclude_patterns = ['_build', 'Thumbs.db', '.DS_Store', 'venv']
 
 # The name of the Pygments (syntax highlighting) style to use.
 pygments_style = 'sphinx'