work on pip package
This commit is contained in:
mrfakename
+290
-59
@@ -1,3 +1,11 @@
|
||||
"""
|
||||
ACE-Step: A Step Towards Music Generation Foundation Model
|
||||
|
||||
https://github.com/ace-step/ACE-Step
|
||||
|
||||
Apache 2.0 License
|
||||
"""
|
||||
|
||||
import gradio as gr
|
||||
import librosa
|
||||
|
||||
@@ -41,8 +49,6 @@ In this moment we take flight
|
||||
"""
|
||||
|
||||
|
||||
|
||||
|
||||
def create_output_ui(task_name="Text2Music"):
|
||||
# For many consumer-grade GPU devices, only one batch can be run
|
||||
output_audio1 = gr.Audio(type="filepath", label=f"{task_name} Generated Audio 1")
|
||||
@@ -68,41 +74,162 @@ def create_text2music_ui(
|
||||
with gr.Column():
|
||||
with gr.Row(equal_height=True):
|
||||
# add markdown, tags and lyrics examples are from ai music generation community
|
||||
audio_duration = gr.Slider(-1, 240.0, step=0.00001, value=-1, label="Audio Duration", interactive=True, info="-1 means random duration (30 ~ 240).", scale=9)
|
||||
audio_duration = gr.Slider(
|
||||
-1,
|
||||
240.0,
|
||||
step=0.00001,
|
||||
value=-1,
|
||||
label="Audio Duration",
|
||||
interactive=True,
|
||||
info="-1 means random duration (30 ~ 240).",
|
||||
scale=9,
|
||||
)
|
||||
sample_bnt = gr.Button("Sample", variant="primary", scale=1)
|
||||
|
||||
prompt = gr.Textbox(lines=2, label="Tags", max_lines=4, value=TAG_DEFAULT, info="Support tags, descriptions, and scene. Use commas to separate different tags.\ntags and lyrics examples are from ai music generation community")
|
||||
lyrics = gr.Textbox(lines=9, label="Lyrics", max_lines=13, value=LYRIC_DEFAULT, info="Support lyric structure tags like [verse], [chorus], and [bridge] to separate different parts of the lyrics.\nUse [instrumental] or [inst] to generate instrumental music. Not support genre structure tag in lyrics")
|
||||
prompt = gr.Textbox(
|
||||
lines=2,
|
||||
label="Tags",
|
||||
max_lines=4,
|
||||
value=TAG_DEFAULT,
|
||||
info="Support tags, descriptions, and scene. Use commas to separate different tags.\ntags and lyrics examples are from ai music generation community",
|
||||
)
|
||||
lyrics = gr.Textbox(
|
||||
lines=9,
|
||||
label="Lyrics",
|
||||
max_lines=13,
|
||||
value=LYRIC_DEFAULT,
|
||||
info="Support lyric structure tags like [verse], [chorus], and [bridge] to separate different parts of the lyrics.\nUse [instrumental] or [inst] to generate instrumental music. Not support genre structure tag in lyrics",
|
||||
)
|
||||
|
||||
with gr.Accordion("Basic Settings", open=False):
|
||||
infer_step = gr.Slider(minimum=1, maximum=1000, step=1, value=27, label="Infer Steps", interactive=True)
|
||||
guidance_scale = gr.Slider(minimum=0.0, maximum=200.0, step=0.1, value=15.0, label="Guidance Scale", interactive=True, info="When guidance_scale_lyric > 1 and guidance_scale_text > 1, the guidance scale will not be applied.")
|
||||
guidance_scale_text = gr.Slider(minimum=0.0, maximum=10.0, step=0.1, value=0.0, label="Guidance Scale Text", interactive=True, info="Guidance scale for text condition. It can only apply to cfg. set guidance_scale_text=5.0, guidance_scale_lyric=1.5 for start")
|
||||
guidance_scale_lyric = gr.Slider(minimum=0.0, maximum=10.0, step=0.1, value=0.0, label="Guidance Scale Lyric", interactive=True)
|
||||
infer_step = gr.Slider(
|
||||
minimum=1,
|
||||
maximum=1000,
|
||||
step=1,
|
||||
value=27,
|
||||
label="Infer Steps",
|
||||
interactive=True,
|
||||
)
|
||||
guidance_scale = gr.Slider(
|
||||
minimum=0.0,
|
||||
maximum=200.0,
|
||||
step=0.1,
|
||||
value=15.0,
|
||||
label="Guidance Scale",
|
||||
interactive=True,
|
||||
info="When guidance_scale_lyric > 1 and guidance_scale_text > 1, the guidance scale will not be applied.",
|
||||
)
|
||||
guidance_scale_text = gr.Slider(
|
||||
minimum=0.0,
|
||||
maximum=10.0,
|
||||
step=0.1,
|
||||
value=0.0,
|
||||
label="Guidance Scale Text",
|
||||
interactive=True,
|
||||
info="Guidance scale for text condition. It can only apply to cfg. set guidance_scale_text=5.0, guidance_scale_lyric=1.5 for start",
|
||||
)
|
||||
guidance_scale_lyric = gr.Slider(
|
||||
minimum=0.0,
|
||||
maximum=10.0,
|
||||
step=0.1,
|
||||
value=0.0,
|
||||
label="Guidance Scale Lyric",
|
||||
interactive=True,
|
||||
)
|
||||
|
||||
manual_seeds = gr.Textbox(label="manual seeds (default None)", placeholder="1,2,3,4", value=None, info="Seed for the generation")
|
||||
manual_seeds = gr.Textbox(
|
||||
label="manual seeds (default None)",
|
||||
placeholder="1,2,3,4",
|
||||
value=None,
|
||||
info="Seed for the generation",
|
||||
)
|
||||
|
||||
with gr.Accordion("Advanced Settings", open=False):
|
||||
scheduler_type = gr.Radio(["euler", "heun"], value="euler", label="Scheduler Type", elem_id="scheduler_type", info="Scheduler type for the generation. euler is recommended. heun will take more time.")
|
||||
cfg_type = gr.Radio(["cfg", "apg", "cfg_star"], value="apg", label="CFG Type", elem_id="cfg_type", info="CFG type for the generation. apg is recommended. cfg and cfg_star are almost the same.")
|
||||
use_erg_tag = gr.Checkbox(label="use ERG for tag", value=True, info="Use Entropy Rectifying Guidance for tag. It will multiple a temperature to the attention to make a weaker tag condition and make better diversity.")
|
||||
use_erg_lyric = gr.Checkbox(label="use ERG for lyric", value=True, info="The same but apply to lyric encoder's attention.")
|
||||
use_erg_diffusion = gr.Checkbox(label="use ERG for diffusion", value=True, info="The same but apply to diffusion model's attention.")
|
||||
scheduler_type = gr.Radio(
|
||||
["euler", "heun"],
|
||||
value="euler",
|
||||
label="Scheduler Type",
|
||||
elem_id="scheduler_type",
|
||||
info="Scheduler type for the generation. euler is recommended. heun will take more time.",
|
||||
)
|
||||
cfg_type = gr.Radio(
|
||||
["cfg", "apg", "cfg_star"],
|
||||
value="apg",
|
||||
label="CFG Type",
|
||||
elem_id="cfg_type",
|
||||
info="CFG type for the generation. apg is recommended. cfg and cfg_star are almost the same.",
|
||||
)
|
||||
use_erg_tag = gr.Checkbox(
|
||||
label="use ERG for tag",
|
||||
value=True,
|
||||
info="Use Entropy Rectifying Guidance for tag. It will multiple a temperature to the attention to make a weaker tag condition and make better diversity.",
|
||||
)
|
||||
use_erg_lyric = gr.Checkbox(
|
||||
label="use ERG for lyric",
|
||||
value=True,
|
||||
info="The same but apply to lyric encoder's attention.",
|
||||
)
|
||||
use_erg_diffusion = gr.Checkbox(
|
||||
label="use ERG for diffusion",
|
||||
value=True,
|
||||
info="The same but apply to diffusion model's attention.",
|
||||
)
|
||||
|
||||
omega_scale = gr.Slider(minimum=-100.0, maximum=100.0, step=0.1, value=10.0, label="Granularity Scale", interactive=True, info="Granularity scale for the generation. Higher values can reduce artifacts")
|
||||
omega_scale = gr.Slider(
|
||||
minimum=-100.0,
|
||||
maximum=100.0,
|
||||
step=0.1,
|
||||
value=10.0,
|
||||
label="Granularity Scale",
|
||||
interactive=True,
|
||||
info="Granularity scale for the generation. Higher values can reduce artifacts",
|
||||
)
|
||||
|
||||
guidance_interval = gr.Slider(minimum=0.0, maximum=1.0, step=0.01, value=0.5, label="Guidance Interval", interactive=True, info="Guidance interval for the generation. 0.5 means only apply guidance in the middle steps (0.25 * infer_steps to 0.75 * infer_steps)")
|
||||
guidance_interval_decay = gr.Slider(minimum=0.0, maximum=1.0, step=0.01, value=0.0, label="Guidance Interval Decay", interactive=True, info="Guidance interval decay for the generation. Guidance scale will decay from guidance_scale to min_guidance_scale in the interval. 0.0 means no decay.")
|
||||
min_guidance_scale = gr.Slider(minimum=0.0, maximum=200.0, step=0.1, value=3.0, label="Min Guidance Scale", interactive=True, info="Min guidance scale for guidance interval decay's end scale")
|
||||
oss_steps = gr.Textbox(label="OSS Steps", placeholder="16, 29, 52, 96, 129, 158, 172, 183, 189, 200", value=None, info="Optimal Steps for the generation. But not test well")
|
||||
guidance_interval = gr.Slider(
|
||||
minimum=0.0,
|
||||
maximum=1.0,
|
||||
step=0.01,
|
||||
value=0.5,
|
||||
label="Guidance Interval",
|
||||
interactive=True,
|
||||
info="Guidance interval for the generation. 0.5 means only apply guidance in the middle steps (0.25 * infer_steps to 0.75 * infer_steps)",
|
||||
)
|
||||
guidance_interval_decay = gr.Slider(
|
||||
minimum=0.0,
|
||||
maximum=1.0,
|
||||
step=0.01,
|
||||
value=0.0,
|
||||
label="Guidance Interval Decay",
|
||||
interactive=True,
|
||||
info="Guidance interval decay for the generation. Guidance scale will decay from guidance_scale to min_guidance_scale in the interval. 0.0 means no decay.",
|
||||
)
|
||||
min_guidance_scale = gr.Slider(
|
||||
minimum=0.0,
|
||||
maximum=200.0,
|
||||
step=0.1,
|
||||
value=3.0,
|
||||
label="Min Guidance Scale",
|
||||
interactive=True,
|
||||
info="Min guidance scale for guidance interval decay's end scale",
|
||||
)
|
||||
oss_steps = gr.Textbox(
|
||||
label="OSS Steps",
|
||||
placeholder="16, 29, 52, 96, 129, 158, 172, 183, 189, 200",
|
||||
value=None,
|
||||
info="Optimal Steps for the generation. But not test well",
|
||||
)
|
||||
|
||||
text2music_bnt = gr.Button("Generate", variant="primary")
|
||||
|
||||
with gr.Column():
|
||||
outputs, input_params_json = create_output_ui()
|
||||
with gr.Tab("retake"):
|
||||
retake_variance = gr.Slider(minimum=0.0, maximum=1.0, step=0.01, value=0.2, label="variance")
|
||||
retake_seeds = gr.Textbox(label="retake seeds (default None)", placeholder="", value=None)
|
||||
retake_variance = gr.Slider(
|
||||
minimum=0.0, maximum=1.0, step=0.01, value=0.2, label="variance"
|
||||
)
|
||||
retake_seeds = gr.Textbox(
|
||||
label="retake seeds (default None)", placeholder="", value=None
|
||||
)
|
||||
retake_bnt = gr.Button("Retake", variant="primary")
|
||||
retake_outputs, retake_input_params_json = create_output_ui("Retake")
|
||||
|
||||
@@ -124,13 +251,21 @@ def create_text2music_ui(
|
||||
json_data["use_erg_lyric"],
|
||||
json_data["use_erg_diffusion"],
|
||||
", ".join(map(str, json_data["oss_steps"])),
|
||||
json_data["guidance_scale_text"] if "guidance_scale_text" in json_data else 0.0,
|
||||
json_data["guidance_scale_lyric"] if "guidance_scale_lyric" in json_data else 0.0,
|
||||
(
|
||||
json_data["guidance_scale_text"]
|
||||
if "guidance_scale_text" in json_data
|
||||
else 0.0
|
||||
),
|
||||
(
|
||||
json_data["guidance_scale_lyric"]
|
||||
if "guidance_scale_lyric" in json_data
|
||||
else 0.0
|
||||
),
|
||||
retake_seeds=retake_seeds,
|
||||
retake_variance=retake_variance,
|
||||
task="retake",
|
||||
)
|
||||
|
||||
|
||||
retake_bnt.click(
|
||||
fn=retake_process_func,
|
||||
inputs=[
|
||||
@@ -141,15 +276,45 @@ def create_text2music_ui(
|
||||
outputs=retake_outputs + [retake_input_params_json],
|
||||
)
|
||||
with gr.Tab("repainting"):
|
||||
retake_variance = gr.Slider(minimum=0.0, maximum=1.0, step=0.01, value=0.2, label="variance")
|
||||
retake_seeds = gr.Textbox(label="repaint seeds (default None)", placeholder="", value=None)
|
||||
repaint_start = gr.Slider(minimum=0.0, maximum=240.0, step=0.01, value=0.0, label="Repaint Start Time", interactive=True)
|
||||
repaint_end = gr.Slider(minimum=0.0, maximum=240.0, step=0.01, value=30.0, label="Repaint End Time", interactive=True)
|
||||
repaint_source = gr.Radio(["text2music", "last_repaint", "upload"], value="text2music", label="Repaint Source", elem_id="repaint_source")
|
||||
retake_variance = gr.Slider(
|
||||
minimum=0.0, maximum=1.0, step=0.01, value=0.2, label="variance"
|
||||
)
|
||||
retake_seeds = gr.Textbox(
|
||||
label="repaint seeds (default None)", placeholder="", value=None
|
||||
)
|
||||
repaint_start = gr.Slider(
|
||||
minimum=0.0,
|
||||
maximum=240.0,
|
||||
step=0.01,
|
||||
value=0.0,
|
||||
label="Repaint Start Time",
|
||||
interactive=True,
|
||||
)
|
||||
repaint_end = gr.Slider(
|
||||
minimum=0.0,
|
||||
maximum=240.0,
|
||||
step=0.01,
|
||||
value=30.0,
|
||||
label="Repaint End Time",
|
||||
interactive=True,
|
||||
)
|
||||
repaint_source = gr.Radio(
|
||||
["text2music", "last_repaint", "upload"],
|
||||
value="text2music",
|
||||
label="Repaint Source",
|
||||
elem_id="repaint_source",
|
||||
)
|
||||
|
||||
repaint_source_audio_upload = gr.Audio(label="Upload Audio", type="filepath", visible=False, elem_id="repaint_source_audio_upload")
|
||||
repaint_source_audio_upload = gr.Audio(
|
||||
label="Upload Audio",
|
||||
type="filepath",
|
||||
visible=False,
|
||||
elem_id="repaint_source_audio_upload",
|
||||
)
|
||||
repaint_source.change(
|
||||
fn=lambda x: gr.update(visible=x == "upload", elem_id="repaint_source_audio_upload"),
|
||||
fn=lambda x: gr.update(
|
||||
visible=x == "upload", elem_id="repaint_source_audio_upload"
|
||||
),
|
||||
inputs=[repaint_source],
|
||||
outputs=[repaint_source_audio_upload],
|
||||
)
|
||||
@@ -187,9 +352,7 @@ def create_text2music_ui(
|
||||
if repaint_source == "upload":
|
||||
src_audio_path = repaint_source_audio_upload
|
||||
audio_duration = librosa.get_duration(filename=src_audio_path)
|
||||
json_data = {
|
||||
"audio_duration": audio_duration
|
||||
}
|
||||
json_data = {"audio_duration": audio_duration}
|
||||
elif repaint_source == "text2music":
|
||||
json_data = text2music_json_data
|
||||
src_audio_path = json_data["audio_path"]
|
||||
@@ -258,11 +421,33 @@ def create_text2music_ui(
|
||||
with gr.Tab("edit"):
|
||||
edit_prompt = gr.Textbox(lines=2, label="Edit Tags", max_lines=4)
|
||||
edit_lyrics = gr.Textbox(lines=9, label="Edit Lyrics", max_lines=13)
|
||||
retake_seeds = gr.Textbox(label="edit seeds (default None)", placeholder="", value=None)
|
||||
retake_seeds = gr.Textbox(
|
||||
label="edit seeds (default None)", placeholder="", value=None
|
||||
)
|
||||
|
||||
edit_type = gr.Radio(["only_lyrics", "remix"], value="only_lyrics", label="Edit Type", elem_id="edit_type", info="`only_lyrics` will keep the whole song the same except lyrics difference. Make your diffrence smaller, e.g. one lyrc line change.\nremix can change the song melody and genre")
|
||||
edit_n_min = gr.Slider(minimum=0.0, maximum=1.0, step=0.01, value=0.6, label="edit_n_min", interactive=True)
|
||||
edit_n_max = gr.Slider(minimum=0.0, maximum=1.0, step=0.01, value=1.0, label="edit_n_max", interactive=True)
|
||||
edit_type = gr.Radio(
|
||||
["only_lyrics", "remix"],
|
||||
value="only_lyrics",
|
||||
label="Edit Type",
|
||||
elem_id="edit_type",
|
||||
info="`only_lyrics` will keep the whole song the same except lyrics difference. Make your diffrence smaller, e.g. one lyrc line change.\nremix can change the song melody and genre",
|
||||
)
|
||||
edit_n_min = gr.Slider(
|
||||
minimum=0.0,
|
||||
maximum=1.0,
|
||||
step=0.01,
|
||||
value=0.6,
|
||||
label="edit_n_min",
|
||||
interactive=True,
|
||||
)
|
||||
edit_n_max = gr.Slider(
|
||||
minimum=0.0,
|
||||
maximum=1.0,
|
||||
step=0.01,
|
||||
value=1.0,
|
||||
label="edit_n_max",
|
||||
interactive=True,
|
||||
)
|
||||
|
||||
def edit_type_change_func(edit_type):
|
||||
if edit_type == "only_lyrics":
|
||||
@@ -276,13 +461,25 @@ def create_text2music_ui(
|
||||
edit_type.change(
|
||||
edit_type_change_func,
|
||||
inputs=[edit_type],
|
||||
outputs=[edit_n_min, edit_n_max]
|
||||
outputs=[edit_n_min, edit_n_max],
|
||||
)
|
||||
|
||||
edit_source = gr.Radio(["text2music", "last_edit", "upload"], value="text2music", label="Edit Source", elem_id="edit_source")
|
||||
edit_source_audio_upload = gr.Audio(label="Upload Audio", type="filepath", visible=False, elem_id="edit_source_audio_upload")
|
||||
edit_source = gr.Radio(
|
||||
["text2music", "last_edit", "upload"],
|
||||
value="text2music",
|
||||
label="Edit Source",
|
||||
elem_id="edit_source",
|
||||
)
|
||||
edit_source_audio_upload = gr.Audio(
|
||||
label="Upload Audio",
|
||||
type="filepath",
|
||||
visible=False,
|
||||
elem_id="edit_source_audio_upload",
|
||||
)
|
||||
edit_source.change(
|
||||
fn=lambda x: gr.update(visible=x == "upload", elem_id="edit_source_audio_upload"),
|
||||
fn=lambda x: gr.update(
|
||||
visible=x == "upload", elem_id="edit_source_audio_upload"
|
||||
),
|
||||
inputs=[edit_source],
|
||||
outputs=[edit_source_audio_upload],
|
||||
)
|
||||
@@ -321,9 +518,7 @@ def create_text2music_ui(
|
||||
if edit_source == "upload":
|
||||
src_audio_path = edit_source_audio_upload
|
||||
audio_duration = librosa.get_duration(filename=src_audio_path)
|
||||
json_data = {
|
||||
"audio_duration": audio_duration
|
||||
}
|
||||
json_data = {"audio_duration": audio_duration}
|
||||
elif edit_source == "text2music":
|
||||
json_data = text2music_json_data
|
||||
src_audio_path = json_data["audio_path"]
|
||||
@@ -397,14 +592,42 @@ def create_text2music_ui(
|
||||
outputs=edit_outputs + [edit_input_params_json],
|
||||
)
|
||||
with gr.Tab("extend"):
|
||||
extend_seeds = gr.Textbox(label="extend seeds (default None)", placeholder="", value=None)
|
||||
left_extend_length = gr.Slider(minimum=0.0, maximum=240.0, step=0.01, value=0.0, label="Left Extend Length", interactive=True)
|
||||
right_extend_length = gr.Slider(minimum=0.0, maximum=240.0, step=0.01, value=30.0, label="Right Extend Length", interactive=True)
|
||||
extend_source = gr.Radio(["text2music", "last_extend", "upload"], value="text2music", label="Extend Source", elem_id="extend_source")
|
||||
extend_seeds = gr.Textbox(
|
||||
label="extend seeds (default None)", placeholder="", value=None
|
||||
)
|
||||
left_extend_length = gr.Slider(
|
||||
minimum=0.0,
|
||||
maximum=240.0,
|
||||
step=0.01,
|
||||
value=0.0,
|
||||
label="Left Extend Length",
|
||||
interactive=True,
|
||||
)
|
||||
right_extend_length = gr.Slider(
|
||||
minimum=0.0,
|
||||
maximum=240.0,
|
||||
step=0.01,
|
||||
value=30.0,
|
||||
label="Right Extend Length",
|
||||
interactive=True,
|
||||
)
|
||||
extend_source = gr.Radio(
|
||||
["text2music", "last_extend", "upload"],
|
||||
value="text2music",
|
||||
label="Extend Source",
|
||||
elem_id="extend_source",
|
||||
)
|
||||
|
||||
extend_source_audio_upload = gr.Audio(label="Upload Audio", type="filepath", visible=False, elem_id="extend_source_audio_upload")
|
||||
extend_source_audio_upload = gr.Audio(
|
||||
label="Upload Audio",
|
||||
type="filepath",
|
||||
visible=False,
|
||||
elem_id="extend_source_audio_upload",
|
||||
)
|
||||
extend_source.change(
|
||||
fn=lambda x: gr.update(visible=x == "upload", elem_id="extend_source_audio_upload"),
|
||||
fn=lambda x: gr.update(
|
||||
visible=x == "upload", elem_id="extend_source_audio_upload"
|
||||
),
|
||||
inputs=[extend_source],
|
||||
outputs=[extend_source_audio_upload],
|
||||
)
|
||||
@@ -442,9 +665,7 @@ def create_text2music_ui(
|
||||
src_audio_path = extend_source_audio_upload
|
||||
# get audio duration
|
||||
audio_duration = librosa.get_duration(filename=src_audio_path)
|
||||
json_data = {
|
||||
"audio_duration": audio_duration
|
||||
}
|
||||
json_data = {"audio_duration": audio_duration}
|
||||
elif extend_source == "text2music":
|
||||
json_data = text2music_json_data
|
||||
src_audio_path = json_data["audio_path"]
|
||||
@@ -531,8 +752,16 @@ def create_text2music_ui(
|
||||
json_data["use_erg_lyric"],
|
||||
json_data["use_erg_diffusion"],
|
||||
", ".join(map(str, json_data["oss_steps"])),
|
||||
json_data["guidance_scale_text"] if "guidance_scale_text" in json_data else 0.0,
|
||||
json_data["guidance_scale_lyric"] if "guidance_scale_lyric" in json_data else 0.0,
|
||||
(
|
||||
json_data["guidance_scale_text"]
|
||||
if "guidance_scale_text" in json_data
|
||||
else 0.0
|
||||
),
|
||||
(
|
||||
json_data["guidance_scale_lyric"]
|
||||
if "guidance_scale_lyric" in json_data
|
||||
else 0.0
|
||||
),
|
||||
)
|
||||
|
||||
sample_bnt.click(
|
||||
@@ -580,7 +809,8 @@ def create_text2music_ui(
|
||||
oss_steps,
|
||||
guidance_scale_text,
|
||||
guidance_scale_lyric,
|
||||
], outputs=outputs + [input_params_json]
|
||||
],
|
||||
outputs=outputs + [input_params_json],
|
||||
)
|
||||
|
||||
|
||||
@@ -594,7 +824,8 @@ def create_main_demo_ui(
|
||||
gr.Markdown(
|
||||
"""
|
||||
<h1 style="text-align: center;">ACE-Step: A Step Towards Music Generation Foundation Model</h1>
|
||||
""")
|
||||
"""
|
||||
)
|
||||
|
||||
with gr.Tab("text2music"):
|
||||
create_text2music_ui(
|
||||
|
||||
Reference in New Issue
Block a user