Exemplo n.º 1
0
def scale_variable(vardataset, d_scale_vars, outname, varname, outfile, finfo=None, model='IPSL'):
    """

    :param vardataset:
    :param d_scale_vars:
    :param outname:
    :param varname:
    :param outfile:
    :param finfo:
    :return:
    """

    var_initial =  d_scale_vars[outname]['var_initial']
    if 'scale_factor' in d_scale_vars[outname].keys():
        varscaled = vardataset[var_initial]*d_scale_vars[outname]['scale_factor']
    else:
        varscaled = vardataset[var_initial]

    # Check if global unit factor and new units is indicated
    if 'new_units' in d_scale_vars[outname].keys():
        units_factor = d_scale_vars[outname]['new_units']['units_factor']
        units_name   = d_scale_vars[outname]['new_units']['units_name']
        myprint('      We will change units from '+vardataset[varname].attrs['units']+
                '  to  '+units_name, finfo=finfo)
        myprint('      We use a unit conversion factor of '+str(units_factor), finfo=finfo) 
    else:
        units_factor = 1.0
        try:
            units_name   = vardataset[varname_sur[0]].attrs['units']
        except IndexError:
            units_name   = vardataset[varname_alt[0]].attrs['units']

    varfinal = varscaled*units_factor
    varfinal.name = outname
    varfinal.attrs['units']=units_name
    varfinal.to_netcdf(outfile, unlimited_dims='time_counter')
    varfinal.close()

    return
Exemplo n.º 2
0
def get_var(mysettings, year, varname, freqsource, module, timeout,
            outname, expcase, study, extra='',index=1,finfo=None, model='IPSL'):
    """

    :param mysettings:
    :param year:
    :param varname:
    :param freqsource:
    :param module:
    :param timeout:
    :param outname:
    :param expcase:
    :param study:
    :param extra:
    :param index:
    :param finfo:
    :return:
    """
    """
    - Module= ATM, CHM, etc
    - name=vmro3 etc
    - freq=DA, HF, MO for ATM, for CHM all is DA
    """

    dirMO, dirDA, dirHF = directory_structure(study, mysettings, finfo=finfo)

    cwd  = mysettings['outdir']['path']
    subf = mysettings['outdir']['subfolder']
    storepath = mysettings['storepath']

    status = _get_var_checkdir(outname, freqsource, dirMO, dirDA, dirHF)

    if model=='IPSL':
       input_f, outfile  = _get_var_checkfiles_IPSL(outname, year, study, freqsource, module,
                                                    timeout, expcase, extra, storepath,
                                                    dirMO, dirDA, dirHF)
    else:
       myprint('No other models has been implemented'+'\n'+'... check your config file', finfo=finfo)

    
    str1=('    Extracting ('+str(index).rjust(4)+'): '+varname.ljust(20)+
          ' and save as '+outname.ljust(20)+' .... for year '+
          year + '  ... ['+freqsource+' '+module+']')

    myprint(str1, finfo=finfo)


    commandcdo =('cdo  --silent selvar,' + varname + ' ' + input_f + ' ' + outfile
                + ' &> delfiles/del' + varname + freqsource + module)
    os.system(commandcdo)

    if model=='IPSL':
      solve_time_IPSL(outfile, outfile, varname=varname, out=' &>> delfiles/del'+
                      varname+freqsource+module)

    if outname!=varname:
      commandcdo ='cdo --silent -O chname,'+varname+','+outname+' '+outfile+' '+outfile+'x'
      os.system(commandcdo)
      os.rename(outfile+'x', outfile)

    #commandncinfo = 'ncinfo -v '+varname+' '+outfile+' | grep shape'
    #print(outname, varname)

    return
Exemplo n.º 3
0
def lev_var(mysettings, year, varname, freqsource, module, timeout, outname,
            expcase, study, extra='', lev='top', index=1, finfo=None, model='IPSL'):
    """

    :param mysettings:
    :param year:
    :param varname:
    :param freqsource:
    :param module:
    :param timeout:
    :param outname:
    :param expcase:
    :param study:
    :param extra:
    :param lev:
    :param index:
    :param finfo:
    :return:
    """

    """
    - Module= ATM, CHM, etc
    - name=vmro3 etc
    - freq=DA, HF, MO for ATM, for CHM all is DA
    """

    dirMO, dirDA, dirHF = directory_structure(study, mysettings, finfo=finfo)

    cwd  = mysettings['outdir']['path']
    subf = mysettings['outdir']['subfolder']
    storepath = mysettings['storepath']

    status = _get_var_checkdir(outname, freqsource, dirMO, dirDA, dirHF)

    if model=='IPSL':
       input_f, outfile  = _get_var_checkfiles_IPSL(outname, year, study, freqsource, module,
                                                    timeout, expcase, extra, storepath,
                                                    dirMO, dirDA, dirHF)
    else:
       myprint('No other models has been implemented'+'\n'+'... check your config file', finfo=finfo)

    vardataset = xr.open_dataset(input_f)  # we assume that all variable are in same file.

    if outname in ['rlut']:
        varname_lev = ['rlu']

    if outname in ['rlutcs']:
        varname_lev = ['rlucs']


    str1=('    Creating   ('+str(index).rjust(4)+'): '+varname.ljust(20)+
          ' and save as '+outname.ljust(20)+' .... for year '+
          year + '  ... ['+freqsource+' '+module+']')
    str2=('       using files ... '+','.join(varname_lev))
    myprint(str1+'\n'+str2, finfo=finfo)


    if lev=='top':
    #from  netCDF4  import Dataset
        presval = -1
    elif lev=='surf':
        presval = 0
    else:
        print('Problem in lev_var')
        exit()

    var_lev  = vardataset[varname_lev[0]].isel(presnivs=presval)
    myprint('       selecting the pressure ... '+str(vardataset['presnivs'].values[presval]), finfo=finfo)

    var_lev.name = outname
    var_lev.to_netcdf(outfile, unlimited_dims='time_counter')
    if model=='IPSL':
      solve_time_IPSL(outfile, outfile, varname=varname, 
                      out=' &>> delfiles/del'+varname+freqsource+module)

    return
Exemplo n.º 4
0
def new_var(mysettings, year, varname, freqsource, module, timeout, outname,
            expcase, study, extra='',index=1, finfo=None, model='IPSL'):
    """

    :param mysettings:
    :param year:
    :param varname:
    :param freqsource:
    :param module:
    :param timeout:
    :param outname:
    :param expcase:
    :param study:
    :param extra:
    :param index:
    :param finfo:
    :return:
    """

    """
    - Module= ATM, CHM, etc
    - name=vmro3 etc
    - freq=DA, HF, MO for ATM, for CHM all is DA
    """

    dirMO, dirDA, dirHF = directory_structure(study, mysettings)

    cwd  = mysettings['outdir']['path']
    subf = mysettings['outdir']['subfolder']
    storepath = mysettings['storepath']

    status = _get_var_checkdir(outname, freqsource, dirMO, dirDA, dirHF)

    if model=='IPSL':
       input_f, outfile  = _get_var_checkfiles_IPSL(outname, year, study, freqsource, module,
                                                    timeout, expcase, extra, storepath,
                                                    dirMO, dirDA, dirHF)
    else:
       myprint('No other models has been implemented'+'\n'+'... check your config file', finfo=finfo)

    vardataset = xr.open_dataset(input_f, chunks={'time_counter': 10})  # we assume that all variable are in same file.
    altname    = input_f.replace('emi.nc','species.nc'),
    f_new_vars = open("etc/new_variables.yaml", 'r')
    d_new_vars = yaml.load(f_new_vars)

    f_scale_vars = open("etc/scale_variables.yaml", 'r')
    d_scale_vars = yaml.load(f_scale_vars)

    if outname in d_scale_vars.keys():
        str1=(  '    Scaling   ('+str(index).rjust(4)+'): '+varname.ljust(20)+
                ' and save as '+outname.ljust(20)+
                ' .... for year '+ year + '  ... ['+freqsource+' '+module+']\n')
        myprint(str1, finfo=finfo)

        scale_variable(vardataset, d_scale_vars, outname, varname, outfile, finfo)

    if outname in d_new_vars.keys():
        varname_sur = d_new_vars[outname]['var_surface']
        varname_alt = d_new_vars[outname]['var_altitud']
        factors_sur = [str(y) for y in d_new_vars[outname]['fac_surface']]
        factors_alt = [str(y) for y in d_new_vars[outname]['fac_altitud']]

        str1=(  '    Creating   ('+str(index).rjust(4)+'): '+varname.ljust(20)+' and save as '
              +outname.ljust(20)+' .... for year '
              + year + '  ... ['+freqsource+' '+module+']\n')
        str2=(   '       using files ... '+', '.join(varname_sur)+
              '\n        ... with factors '+', '.join(factors_sur)+
              '\n       and files   ... '+', '.join(varname_alt)+
              '\n        ... with factors '+', '.join(factors_alt))

        myprint(str1+str2, finfo=finfo)

        new_variable_altsur(vardataset, d_new_vars, outname, varname, outfile, finfo, extraname=altname)

    if model=='IPSL':
      solve_time_IPSL(outfile, outfile, varname=varname, 
                      out=' &>> delfiles/del_'+varname+freqsource+module)

    return
Exemplo n.º 5
0
def new_variable_altsur(vardataset, d_new_vars, outname, varname, outfile, finfo=None, model='IPSL', extraname=''):
    """

    :param vardataset:
    :param d_new_vars:
    :param outname:
    :param varname:
    :param outfile:
    :param finfo:
    :return:
    """


    varname_sur = d_new_vars[outname]['var_surface']
    varname_alt = d_new_vars[outname]['var_altitud']
    factors_sur = [str(y) for y in d_new_vars[outname]['fac_surface']]
    factors_alt = [str(y) for y in d_new_vars[outname]['fac_altitud']]

    lunits =check_units(varname_sur+varname_alt, vardataset)
    if len(set(lunits))==1:
        myprint('       internal consistency in units is ... ok ... '+lunits[0], finfo=finfo)

    else:
        myprint(str(lunits)+str(varname_sur)+str(varname_alt), finfo=finfo)
        exit()

    # Aggregate values over vertical coordinates
    for ivar, var_alt in enumerate(varname_alt):
        if var_alt in vardataset.keys():
            if ivar==0:
                var_sum_alt = vardataset[var_alt].sum(dim='presnivs')
            else:
                var_sum_alt = (var_sum_alt +
                 vardataset[var_alt].sum(dim='presnivs')*d_new_vars[outname]['fac_altitud'][ivar])
        else:
            print(extraname)
            altdataset = xr.open_dataset(extraname[0])   # we assume that all variable are in same file.
            if ivar==0:
                var_sum_alt = altdataset[var_alt].sum(dim='presnivs')
            else:
                var_sum_alt = (var_sum_alt +
                 altdataset[var_alt].sum(dim='presnivs')*d_new_vars[outname]['fac_altitud'][ivar])

    # Aggregate values on surface
    for ivar, var_sur in enumerate(varname_sur):
        if 'presnivs' in vardataset[var_sur].dims:
            myprint('       selecting the pressure ... '+str(vardataset['presnivs'].values[0])+
                    ' '+str(vardataset['presnivs'].attrs['units']), finfo=finfo)
            if ivar==0:
                var_sum_sur  = vardataset[var_sur].isel(presnivs=0)
            else:
                var_sum_sur  = (var_sum_sur +
                                vardataset[var_sur].isel(presnivs=0)*d_new_vars[outname]['fac_surface'][ivar])
        else:
            if ivar==0:
                var_sum_sur  = vardataset[var_sur]
            else:
                var_sum_sur  = (var_sum_sur +
                                vardataset[var_sur]*d_new_vars[outname]['fac_surface'][ivar])

    # Check if global unit factor and new units is indicated
    if 'new_units' in d_new_vars[outname].keys():
        units_factor = d_new_vars[outname]['new_units']['units_factor']
        units_name   = d_new_vars[outname]['new_units']['units_name']
        myprint('      We will change units from '+
                vardataset[varname_sur[0]].attrs['units']+
                '  to  ' + units_name, finfo=finfo)
        myprint('      We use a unit conversion factor of '+str(units_factor), finfo=finfo) 
    else:
        units_factor = 1.0
        try:
            units_name   = vardataset[varname_sur[0]].attrs['units']
        except IndexError:
            units_name   = vardataset[varname_alt[0]].attrs['units']

    # Aggregate all together:
    if len(varname_sur)>=1 and len(varname_alt)>=1:
        varfinal = (var_sum_alt+var_sum_sur)*units_factor
    if len(varname_alt)==0:
        varfinal = var_sum_sur*units_factor
    if len(varname_sur)==0:
        varfinal = var_sum_alt*units_factor

    varfinal.name = outname
    varfinal.attrs['units']=units_name
    varfinal.to_netcdf(outfile, unlimited_dims='time_counter')
    varfinal.close()

    return