From b0e9c97608730687cd61d6063abf9d1f93e12082 Mon Sep 17 00:00:00 2001
From: moto <855818+mthrok@users.noreply.github.com>
Date: Tue, 3 Nov 2020 23:22:43 +0000
Subject: [PATCH 1/3] Add functional submodule

---
 torchaudio/functional/__init__.py         | 35 +++++++++++++++++++++++
 torchaudio/{ => functional}/functional.py |  0
 2 files changed, 35 insertions(+)
 create mode 100644 torchaudio/functional/__init__.py
 rename torchaudio/{ => functional}/functional.py (100%)

diff --git a/torchaudio/functional/__init__.py b/torchaudio/functional/__init__.py
new file mode 100644
index 0000000000..0c6cdbccee
--- /dev/null
+++ b/torchaudio/functional/__init__.py
@@ -0,0 +1,35 @@
+from .functional import (
+    allpass_biquad,
+    amplitude_to_DB,
+    angle,
+    band_biquad,
+    bandpass_biquad,
+    bandreject_biquad,
+    bass_biquad,
+    biquad,
+    complex_norm,
+    contrast,
+    create_dct,
+    create_fb_matrix,
+    dcshift,
+    deemph_biquad,
+    equalizer_biquad,
+    flanger,
+    griffinlim,
+    highpass_biquad,
+    lfilter,
+    lowpass_biquad,
+    magphase,
+    mask_along_axis,
+    mask_along_axis_iid,
+    mu_law_encoding,
+    mu_law_decoding,
+    overdrive,
+    phase_vocoder,
+    phaser,
+    riaa_biquad,
+    sliding_window_cmn,
+    spectrogram,
+    treble_biquad,
+    vad,
+)
diff --git a/torchaudio/functional.py b/torchaudio/functional/functional.py
similarity index 100%
rename from torchaudio/functional.py
rename to torchaudio/functional/functional.py

From e5f32e6542b8cdf666a8dbd5dd532152d5f6c7e9 Mon Sep 17 00:00:00 2001
From: moto <855818+mthrok@users.noreply.github.com>
Date: Wed, 4 Nov 2020 00:34:08 +0000
Subject: [PATCH 2/3] Add missing symbols

---
 torchaudio/functional/__init__.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/torchaudio/functional/__init__.py b/torchaudio/functional/__init__.py
index 0c6cdbccee..c46bf6796c 100644
--- a/torchaudio/functional/__init__.py
+++ b/torchaudio/functional/__init__.py
@@ -7,14 +7,19 @@
     bandreject_biquad,
     bass_biquad,
     biquad,
+    DB_to_amplitude,
     complex_norm,
+    compute_deltas,
     contrast,
     create_dct,
     create_fb_matrix,
+    dither,
     dcshift,
     deemph_biquad,
+    detect_pitch_frequency,
     equalizer_biquad,
     flanger,
+    gain,
     griffinlim,
     highpass_biquad,
     lfilter,

From 08401297521707ac4cd9c26bb0d47722db44afd4 Mon Sep 17 00:00:00 2001
From: moto <855818+mthrok@users.noreply.github.com>
Date: Wed, 4 Nov 2020 00:40:19 +0000
Subject: [PATCH 3/3] Add missing symbols

---
 torchaudio/functional/functional.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/torchaudio/functional/functional.py b/torchaudio/functional/functional.py
index 019f54059b..f97ae43146 100644
--- a/torchaudio/functional/functional.py
+++ b/torchaudio/functional/functional.py
@@ -12,6 +12,8 @@
     "spectrogram",
     "griffinlim",
     "amplitude_to_DB",
+    "DB_to_amplitude",
+    "compute_deltas",
     "create_fb_matrix",
     "create_dct",
     "mu_law_encoding",
@@ -19,6 +21,8 @@
     "complex_norm",
     "angle",
     "magphase",
+    "dither",
+    "gain",
     "phase_vocoder",
     "lfilter",
     "lowpass_biquad",
@@ -38,6 +42,7 @@
     "overdrive",
     "phaser",
     "flanger",
+    "detect_pitch_frequency",
     'mask_along_axis',
     'mask_along_axis_iid',
     'sliding_window_cmn',