Insert code from file into markdown

pre-commit.py

#!/usr/bin/env python

import re
import os

def get_imports(source):
    imports = []
    i = 0
    while i < len(source)-1:
        print i
        # Find the next import
        i = source.find("#import", i, len(source))
        if i == -1:
            break
        clip_start = i
        i += + len("#import")
        
        # Start clip
        import_value = ""
        
        # Skip any whitespave
        while source[i] == ' ':
            i += 1

        # Match "
        print i
        assert source[i] == '"'
        
        # Extract value
        i += 1
        import_value = ""
        import_func = ""
        while source[i] != '"':
            if(source[i] == '$'):
                j = i+1
                while(source[j] != '$'):
                    import_func += source[j]
                    j += 1
                i = j
            elif(source[i] != ' '):
                import_value += source[i]
            i += 1
        i += 1
        import_type = import_value[import_value.rfind('.')+1:]
        # End clip
        clip_end = i
        print source[clip_start:clip_end]
        imports.append((clip_start, clip_end, import_value, import_type, import_func))
    
    return imports

source = ""
with open('doc.md') as source_doc:
    source = source_doc.read().replace("#page", "<div style=\"page-break-after: always;\"></div>")

base = "/home/theo/Documents/workspace/AndroidProjectsClient/"

imports = get_imports(source)
offset = 0

for (start, end, value, file_type, file_function) in imports:
    value = str(base + value)
    print "Importing: {}".format(value)
    with open(value, 'r') as import_file:
        code = ""
        insert = "**" + os.path.basename(import_file.name) 
        if(len(file_function) != 0):
            print("Importing: function: " + str(file_function))
            s = import_file.read()
            try:
                funstart = s.index(file_function)
                i = s.index('{', funstart)
                opened = 1
                closed = 0
                while(opened != closed):
                    i += 1
                    if(s[i] == '{'):
                        opened += 1
                    elif(s[i] == '}'):
                        closed += 1
                code = s[funstart:i + 1]
            except ValueError:
                raise ImportError("Couldn't find function: " + str(file_function))
                
        else :
            code = import_file.read()
        insert += "**\n" +  "``` " + file_type + "\n" + code + "\n```" 
        source = source[:start-offset] + insert + source[end-offset:]
        offset += end - start - len(insert)

with open('doc_gen.md', 'w') as doc:
    doc.write(source)

os.system("git add doc_gen.md")    
# os.system("markdown-pdf --css-path ./github.css --paper-format A4 ./doc_gen.md")

#import "path_to_your_code $a_fully_qualified_function_name$"