arm-RAW-ecor

import glob
import os
#This is for editing ECOR RAW files
path = '/data/home/gervais/prod/jobs/1121/collection/twp/twpecorE31.00'
os.chdir(path)

for filename in glob.glob(os.path.join(path, '*.flx')):
    print filename;
    with open(filename,'r') as file:
        data = file.readlines();
        length = int(len(data));
        for i in range(length):
            if data[i].startswith("Flux"):#This is used to find the header of a certain line of data, then modify the line after it.
                explode = data[i+1].split();
                
                data[i+1] = data[i+1].replace(explode[1], str(-float(explode[1])));
                
                data[i+1] = data[i+1].replace(explode[2], str('%.3e'%float(-9999)));#This line replaces a value with the fill value "-9999" in the proper form
                
                #print data[i] + data[i+1];
            elif data[i].startswith("Average"):
                explode = data[i].split();
                
                if explode[6].startswith("-"):
                    data[i] = data[i].replace(explode[6], " "+explode[6][1:]);
                else:
                    data[i] = data[i].replace(" "+explode[6], "-"+explode[6]);
                    
                if explode[7].startswith("-"):
                    data[i] = data[i].replace(explode[7], str('%.3e'%float(-9999)));
                else:
                    data[i] = data[i].replace(" "+explode[7], str('%.3e'%float(-9999)));
                    
                #print data[i];
            elif data[i].startswith("Dump2: "):#These if statements find "Dump" lines and accomidate if the first value on the line starts with a "-"
                explode = data[i].split();
                
                if explode[5].startswith("-"):
                    data[i] = data[i].replace(explode[5], " "+explode[5][1:]);
                else:
                    data[i] = data[i].replace(" "+explode[5], "-"+explode[5]);  
                    
                if explode[6].startswith("-"):
                    data[i] = data[i].replace(explode[6], str('%.3e'%float(-9999)));
                else:
                    data[i] = data[i].replace(" "+explode[6], str('%.3e'%float(-9999)));    
                   
                #print data[i];
            elif data[i].startswith("Dump2:"):
                explode = data[i].split();
                
                if explode[4].startswith("-"):
                    data[i] = data[i].replace(explode[4], " "+explode[4][1:]);
                else:
                    data[i] = data[i].replace(" "+explode[4], "-"+explode[4]);     
                    
                if explode[5].startswith("-"):
                    data[i] = data[i].replace(explode[5], str('%.3e'%float(-9999)));
                else:
                    data[i] = data[i].replace(" "+explode[5], str('%.3e'%float(-9999)));    
                                        
                #print data[i];
            elif data[i].startswith("Dump8: "):
                explode = data[i].split();
                
                if explode[2].startswith("-"):
                    data[i] = data[i].replace(explode[2], " "+explode[2][1:]);
                else:
                    data[i] = data[i].replace(" "+explode[2], "-"+explode[2]);  
                    
                if explode[3].startswith("-"):
                    data[i] = data[i].replace(explode[3], str('%.3e'%float(-9999)));
                else:
                    data[i] = data[i].replace(" "+explode[3], str('%.3e'%float(-9999)));    
                    
                #print data[i];
            elif data[i].startswith("Dump8:"):
                explode = data[i].split();
                
                if explode[1].startswith("-"):
                    data[i] = data[i].replace(explode[1], " "+explode[1][1:]);
                else:
                    data[i] = data[i].replace(" "+explode[1], "-"+explode[1]);     
                    
                if explode[2].startswith("-"):
                    data[i] = data[i].replace(explode[2], str('%.3e'%float(-9999)));
                else:
                    data[i] = data[i].replace(" "+explode[2], str('%.3e'%float(-9999)));    
                                        
                #print data[i];
        with open(filename,'w') as file:
            file.writelines(data)