Das deutsche Python-Forum

Code: Alles auswählen

==def create_form():
<form href=test>
==for i in range(10):
feld nr {i+1} <input name={i}> <br />
<hr />
==end
</form>
==end

==create_form()

Code: Alles auswählen

def create_form():
    write('''
    <form href=test>
    ''')
    for i in range(10):
        write('''
        feld nr ''' + str(i+1) + ''' <input name=''' + str(i) + '''> <br />
        <hr />
        ''')
    write('''
    </form>
    ''')
create_form()

Code: Alles auswählen

    <form href=test>
    
        feld nr 1 <input name=0> <br />
        <hr />
        
        feld nr 2 <input name=1> <br />
        <hr />
        
        feld nr 3 <input name=2> <br />
        <hr />
        
        feld nr 4 <input name=3> <br />
        <hr />
        
        feld nr 5 <input name=4> <br />
        <hr />
        
        feld nr 6 <input name=5> <br />
        <hr />
        
        feld nr 7 <input name=6> <br />
        <hr />
        
        feld nr 8 <input name=7> <br />
        <hr />
        
        feld nr 9 <input name=8> <br />
        <hr />
        
        feld nr 10 <input name=9> <br />
        <hr />
        
    </form>

Code: Alles auswählen

stri = """

==def create_form():
<form href=test>
==for i in range(10):
feld nr {i+1} <input name={i}> <br />
<hr />
==end
</form>
==end

==create_form()
"""


class Indent:
    def __init__(self, indent='    '):
        self.indent = indent
        self.data = ''
        self.level = 0
    def up(self):
        self.level += 1
    def down(self):
        self.level -= 1
    def write(self, stri):
        for line in stri.splitlines():
            self.data += self.level*self.indent + line + '\n'
            
    def __str__(self):
        return self.data


def mk_vars(stri):
    """
    ersetzt "helo {user}" mit "helo ''' + user + '''"
    """
    retval = ''
    recording = False
    for char in stri:
        if char == '{':
            retval += "''' + str("
        elif char == '}':
            stack = ''
            retval += ") + '''"
        else:
            retval += char
    return retval

i = Indent()
prev_statement = True
for line in stri.splitlines():
    line = line.strip()
    if not line:
        continue
    if line.startswith('=='):
        if not prev_statement:
            i.write("''')")
        prev_statement = True
        line = line[2:]
        if line == 'end':
            i.down()
        else:
            i.write(line)
            i.up()
    else:
        if prev_statement:
            i.write("write('''")
        i.write(mk_vars(line))
        prev_statement = False
    
print i