Fix typos discovered by codespell

README.rst

@@ -24,8 +24,8 @@ please open an Issue, and I will try to fix it. Or open a Pull Request, and I
 will try to include your fix into SoundCard.
 
 However, please be aware that this is a hobby project of mine that I am
-developing for free, and in my spare time. While I try to be as accomodating as
-possible, I can not guarantee a timely response to issues. Publishing Open
+developing for free, and in my spare time. While I try to be as accommodating
+as possible, I can not guarantee a timely response to issues. Publishing Open
 Source Software on Github does not imply an obligation to *fix your problem
 right now*. Please be civil.
 

soundcard/coreaudio.py

@@ -393,7 +393,7 @@ class _AudioUnit:
     """Communication helper with AudioUnits.
 
     This provides an abstraction over a single AudioUnit. Can be used
-    as soon as it instatiated.
+    as soon as it instantiated.
 
     Properties:
     - `enableinput`, `enableoutput`: set up the AudioUnit for playback

soundcard/pulseaudio.py

@@ -72,7 +72,7 @@ def channel_name_map():
 
 
 class _PulseAudio:
-    """Proxy for communcation with Pulseaudio.
+    """Proxy for communication with Pulseaudio.
 
     This holds the pulseaudio main loop, and a pulseaudio context.
     Together, these provide the building blocks for interacting with
@@ -102,7 +102,7 @@ def __init__(self):
 
     @staticmethod
     def _infer_program_name():
-        """Get current progam name.
+        """Get current program name.
 
         Will handle `./script.py`, `python path/to/script.py`,
         `python -m module.submodule` and `python -c 'code(x=y)'`.