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Fix #37 Flapi not working on MacOS (ports specifically) #49

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Fix #37 Flapi not working on MacOS (ports specifically) #49

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52ec98c
fix ports on mac
gavin2059 Apr 26, 2026
f39130b
fix formatting changes
gavin2059 Apr 26, 2026
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18 changes: 10 additions & 8 deletions flapi/__enable.py
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Original file line number Diff line number Diff line change
Expand Up @@ -44,15 +44,17 @@ def open_port(
attempt to create it
"""
for curr_port_name in port_names: # type: ignore
# In mac, Audio MIDI Setup IAC ports always prepend "IAC Driver"
# So manually created ports will always be named IAC Driver Flaip Request/Response
stripped_curr_port_name = curr_port_name.replace('IAC Driver', '')
if port_name.lower() not in stripped_curr_port_name.lower():
continue

# If the only thing after it is a number, we are free to connect to it
# It seems that something appends these numbers to each MIDI device to
# make them more unique or something
if port_name.lower() not in curr_port_name.lower():
continue
try:
# If this works, it's a match
int(curr_port_name.replace(port_name, '').strip())
except Exception:
numeric_curr_port_name = stripped_curr_port_name.replace(port_name, '').strip()
if numeric_curr_port_name.isdigit():
continue

# Connect to it
Expand Down Expand Up @@ -101,11 +103,11 @@ def enable(

if res is None or req is None:
try:
req = mido.open_output( # type: ignore
req = mido.open_ioport( # type: ignore
name=req_port,
virtual=True,
)
res = mido.open_input( # type: ignore
res = mido.open_ioport( # type: ignore
name=res_port,
virtual=True,
)
Expand Down