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from repo2data.repo2data import Repo2Data
import os 
import pickle
import matplotlib.pyplot as plt
import chart_studio.plotly as py
import plotly.graph_objs as go
import numpy as np
from plotly import __version__
from plotly.offline import download_plotlyjs, init_notebook_mode, plot, iplot
from IPython.display import display, HTML
from plotly import tools

from contextlib import contextmanager
import sys, os
from pathlib import Path

@contextmanager
def suppress_stdout():
    with open(os.devnull, "w") as devnull:
        old_stdout = sys.stdout
        sys.stdout = devnull
        try:  
            yield
        finally:
            sys.stdout = old_stdout

import os
from pathlib import Path

def find_myst_yml_directories(start_dir=None):
    """
    Recursively search for directories containing myst.yml file.
    
    Args:
        start_dir (str or Path): Starting directory (defaults to current directory)
    
    Returns:
        list: List of full paths to directories containing myst.yml
    """
    if start_dir is None:
        start_dir = Path.cwd()
    else:
        start_dir = Path(start_dir)
    
    myst_dirs = []
    
    def _search_directory(current_dir):
        # Check if myst.yml exists in current directory
        myst_file = current_dir / "myst.yml"
        if myst_file.exists():
            myst_dirs.append(str(current_dir.resolve()))
            # Don't search subdirectories if we found myst.yml here
            return
        
        # Recursively search all subdirectories
        for item in current_dir.iterdir():
            if item.is_dir():
                try:
                    _search_directory(item)
                except (PermissionError, OSError):
                    # Skip directories we can't access
                    continue
    
    _search_directory(start_dir)
    return myst_dirs

def find_myst_yml_directories_upwards(start_dir=None):
    """
    Search for myst.yml in current directory, if not found go to parent and repeat.
    
    Args:
        start_dir (str or Path): Starting directory (defaults to current directory)
    
    Returns:
        str or None: Full path of directory containing myst.yml, or None if not found
    """
    if start_dir is None:
        current_dir = Path.cwd()
    else:
        current_dir = Path(start_dir)
    
    # Keep going up until we reach the filesystem root
    while current_dir != current_dir.parent:  # Stop at root
        myst_file = current_dir / "myst.yml"
        if myst_file.exists():
            return str(current_dir.resolve())
        
        # Move to parent directory
        current_dir = current_dir.parent
    
    return None

with suppress_stdout():
    repo_path = Path(find_myst_yml_directories_upwards())
    print(repo_path)
    data_req_path = repo_path / "binder" / "data_requirement.json"
    data_path = repo_path / "data"
    dataset_path = data_path / "qmrlab-mooc"
    
DATA_ROOT = dataset_path / "qmrlab-t1-book" / "t1-book-neurolibre"    
filename = DATA_ROOT / "01" / "figure_5.pkl"

with open(filename, 'rb') as f:
    T1_map, TI_0030, TI_0530, TI_1030, TI_1530, xAxis, yAxis = pickle.load(f)

config={'showLink': False, 'displayModeBar': False}

init_notebook_mode(connected=True)

trace1 = go.Heatmap(x = xAxis,
                   y = yAxis,
                   z=TI_0030,
                   colorscale='gray',
                   showscale = False,
                   visible=False,
                   name = 'Signal')
trace2 = go.Heatmap(x = xAxis,
                   y = yAxis,
                   z=TI_0530,
                   colorscale='gray',
                   showscale = False,
                   visible=False,
                   name = 'Signal')
trace3 = go.Heatmap(x = xAxis,
                   y = yAxis,
                   z=TI_1030,
                   colorscale='gray',
                   showscale = False,
                   visible=True,
                   name = 'Signal')
trace4 = go.Heatmap(x = xAxis,
                   y = yAxis,
                   z=TI_1530,
                   colorscale='gray',
                   visible=False,
                   showscale = False,
                   name = 'Signal')
trace5 = go.Heatmap(x = xAxis,
                   y = yAxis,
                   z=T1_map,
                   colorscale='Portland',
                   xaxis='x2',
                   yaxis='y2',
                   visible=True,
                   name = 'T1 values (ms)')

data=[trace1, trace2, trace3, trace4, trace5]


updatemenus = list([
    dict(active=2,
         x = 0.12,
         xanchor = 'left',
         y = -0.15,
         yanchor = 'bottom',
         direction = 'up',
         font=dict(
                family='Times New Roman',
                size=16
            ),
         buttons=list([   
            dict(label = '30 ms',
                 method = 'update',
                 args = [{'visible': [True, False, False, False, True]},
                         ]),
            dict(label = '530 ms',
                 method = 'update',
                 args = [{'visible': [False, True, False, False, True]},
                         ]),
            dict(label = '1030 ms',
                 method = 'update',
                 args = [{'visible': [False, False, True, False, True]},
                         ]),
            dict(label = '1530 ms',
                 method = 'update',
                 args = [{'visible': [False,False, False, True, True]},
                         ])
        ]),
    )
])

layout = dict(
    width=560,
    height=345,
    margin = dict(
                t=40,
                r=50,
                b=10,
                l=50),
    annotations=[
        dict(
            x=0.06,
            y=1.15,
            showarrow=False,
            text='MR Image',
            font=dict(
                family='Times New Roman',
                size=26
            ),
            xref='paper',
            yref='paper'
        ),
        dict(
            x=0.6,
            y=1.15,
            showarrow=False,
            text='T<sub>1</sub> map',
            font=dict(
                family='Times New Roman',
                size=26
            ),
            xref='paper',
            yref='paper'
        ),
        dict(
            x=1.22,
            y=1.15,
            showarrow=False,
            text='T<sub>1</sub> (ms)',
            font=dict(
                family='Times New Roman',
                size=26
            ),
            xref='paper',
            yref='paper'
        ),
        dict(
            x=0.02,
            y=-0.15,
            showarrow=False,
            text='TI:',
            font=dict(
                family='Times New Roman',
                size=22
            ),
            xref='paper',
            yref='paper'
        ),
    ],
    xaxis = dict(range = [0,127], autorange = False,
             showgrid = False, zeroline = False, showticklabels = False,
             ticks = '', domain=[0, 0.6]),
    yaxis = dict(range = [0,127], autorange = False,
             showgrid = False, zeroline = False, showticklabels = False,
             ticks = '', domain=[0, 1]),
    xaxis2 = dict(range = [0,127], autorange = False,
             showgrid = False, zeroline = False, showticklabels = False,
             ticks = '', domain=[0.4, 1]),
    yaxis2 = dict(range = [0,127], autorange = False,
             showgrid = False, zeroline = False, showticklabels = False,
             ticks = '', domain=[0, 1], anchor='x2'),
    showlegend = False,
    autosize = False,
    updatemenus=updatemenus,
    plot_bgcolor='white'
)


fig = dict(data=data, layout=layout)

iplot(fig, filename = 'ir_fig_5.html', config = config)
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