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"""bogue_adcp_plot_month""" |
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import os, sys |
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import datetime, time, dateutil, dateutil.tz |
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import pycdf |
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import numpy |
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sys.path.append('/home/haines/nccoos/raw2proc') |
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del(sys) |
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os.environ["MPLCONFIGDIR"]="/home/haines/.matplotlib/" |
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from pylab import figure, twinx, savefig, setp, getp, cm, colorbar |
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from matplotlib.dates import DayLocator, HourLocator, MinuteLocator, DateFormatter, date2num, num2date |
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import procutil |
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print 'bogue_adcp_plot ...' |
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yyyy_mm = '2008_05' |
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prev_month, this_month, next_month = procutil.find_months(yyyy_mm) |
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ncFile = '/seacoos/data/nccoos/level1/bogue/adcp/bogue_adcp_'+yyyy_mm+'.nc' |
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print ' ... loading data for graph from ...' |
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print ' ... ... ' + ncFile |
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nc = pycdf.CDFMF((ncFile,)) |
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ncvars = nc.variables() |
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es = nc.var('time')[:] |
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units = nc.var('time').units |
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dt = [procutil.es2dt(e) for e in es] |
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dt = [e.replace(tzinfo=dateutil.tz.tzutc()) for e in dt] |
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dt_local = [e.astimezone(dateutil.tz.tzlocal()) for e in dt] |
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dn = date2num(dt) |
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z = nc.var('z')[:] |
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wd = nc.var('wd')[:] |
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wl = nc.var('wl')[:] |
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en = nc.var('en')[:] |
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u = nc.var('u')[:] |
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v = nc.var('v')[:] |
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nc.close() |
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cmin, cmax = (-0.5, 0.5) |
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dt1 = dt[-1] |
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dt2 = dt_local[-1] |
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diff = abs(dt1 - dt2) |
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if diff.days>0: |
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last_dt_str = dt1.strftime("%H:%M %Z on %b %d, %Y") + ' (' + dt2.strftime("%H:%M %Z, %b %d") + ')' |
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else: |
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last_dt_str = dt1.strftime("%H:%M %Z") + ' (' + dt2.strftime("%H:%M %Z") + ')' \ |
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+ dt2.strftime(" on %b %d, %Y") |
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fig = figure(figsize=(10, 8)) |
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fig.subplots_adjust(left=0.1, bottom=0.1, right=0.9, top=0.9, wspace=0.1, hspace=0.1) |
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print ' ... start month plot' |
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ax = fig.add_subplot(4,1,1) |
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axs = [ax] |
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um = numpy.ma.masked_where(numpy.isnan(u), u) |
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pc = ax.pcolor(dn, z, um.T, vmin=cmin, vmax=cmax) |
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pc.set_label('True Eastward Current (m s-1)') |
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ax.text(0.025, 0.1, pc.get_label(), fontsize="small", transform=ax.transAxes) |
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l,b,w,h = ax.get_position() |
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cax = fig.add_axes([l, b+h+0.04, 0.25*w, 0.03]) |
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cb = colorbar(pc, cax=cax, orientation='horizontal') |
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cb.set_label('Current Velocity (m s-1)') |
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cb.ax.xaxis.set_label_position('top') |
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cb.ax.set_xticks([0.1, 0.3, 0.5, 0.7, 0.9]) |
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cb.ax.set_xticklabels([-0.4, -0.2, 0, 0.2, 0.4]) |
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l1, = ax.plot_date(dt, wl, fmt='k-') |
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l1.set_label('Water Level') |
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ax.set_ylabel('Depth (m)') |
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ax.set_ylim(-8.,2.) |
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ax.set_xlim(date2num(this_month), date2num(next_month-datetime.timedelta(seconds=1))) |
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ax.xaxis.set_major_locator( DayLocator(range(2,32,2)) ) |
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ax.xaxis.set_minor_locator( HourLocator(range(0,25,12)) ) |
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ax.set_xticklabels([]) |
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ax.xaxis.set_label_position('top') |
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ax.set_xlabel('Bogue ADCP -- ' + yyyy_mm) |
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ax2 = twinx(ax) |
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ax2.yaxis.tick_right() |
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feet = [procutil.meters2feet(val) for val in ax.get_ylim()] |
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ax2.set_ylim(feet) |
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ax2.set_ylabel('Depth (ft)') |
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ls1 = l1.get_label() |
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leg = ax.legend((l1,), (ls1,), loc='upper left') |
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ltext = leg.get_texts() |
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llines = leg.get_lines() |
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frame = leg.get_frame() |
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frame.set_facecolor('0.80') |
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frame.set_alpha(0.5) |
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setp(ltext, fontsize='small') |
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setp(llines, linewidth=1.5) |
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ax = fig.add_subplot(4,1,2) |
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axs.append(ax) |
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vm = numpy.ma.masked_where(numpy.isnan(v), v) |
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pc = ax.pcolor(dn, z, vm.T, vmin=cmin, vmax=cmax) |
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pc.set_label('True Northward Current (m s-1)') |
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ax.text(0.025, 0.1, pc.get_label(), fontsize="small", transform=ax.transAxes) |
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l1, = ax.plot_date(dt, wl, fmt='k-') |
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l1.set_label('Water Level') |
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ax.set_ylabel('Depth (m)') |
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ax.set_ylim(-8.,2) |
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ax.set_xlim(date2num(this_month), date2num(next_month-datetime.timedelta(seconds=1))) |
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ax.xaxis.set_major_locator( DayLocator(range(2,32,2)) ) |
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ax.xaxis.set_minor_locator( HourLocator(range(0,25,12)) ) |
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ax.xaxis.set_major_formatter( DateFormatter('%m/%d') ) |
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ax.set_xlabel('Bogue ADCP -- ' + yyyy_mm) |
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ax2 = twinx(ax) |
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ax2.yaxis.tick_right() |
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feet = [procutil.meters2feet(val) for val in ax.get_ylim()] |
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ax2.set_ylim(feet) |
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ax2.set_ylabel('Depth (ft)') |
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ls1 = l1.get_label() |
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leg = ax.legend((l1,), (ls1,), loc='upper left') |
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ltext = leg.get_texts() |
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llines = leg.get_lines() |
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frame = leg.get_frame() |
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frame.set_facecolor('0.80') |
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frame.set_alpha(0.5) |
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setp(ltext, fontsize='small') |
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setp(llines, linewidth=1.5) |
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savefig('/home/haines/rayleigh/img/bogue/bogue_adcp_'+yyyy_mm+'.png') |
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