def update(self):
    pass

def draw(self, gameDisplay):
    if not self.active:
        self.text = "Enter your name"
        if self.border == 0:
            self.image.fill(self.bg_colour)
        else:
            self.image.fill(self.border_colour)
            pygame.draw.rect(self.image, self.bg_colour,
                             (self.border, self.border, self.width-self.border*2,
                              self.height-self.border*2))
            
        text = self.font.render(self.text, False, self.text_colour)
        text_height = text.get_height()
        self.image.blit(text, (self.border*2, (self.height-text_height)//2))
    else:
        if self.border == 0:
            self.image.fill(self.active_colour)
        else:
            self.image.fill(self.border_colour)
            pygame.draw.rect(self.image, self.active_colour,
                             (self.border, self.border, self.width-self.border*2,
                              self.height-self.border*2))
            if self.text == "Enter your name":
                self.text = ""
            else:
                text = self.font.render(self.text, False, self.text_colour)
                text_height = text.get_height()
                text_width = text.get_width()
                if text_width < self.width-self.border*2:
                    self.image.blit(text, (self.border*2,(self.height-text_height)//2))
                else:
                    self.image.blit(text, ((self.border*2)+(self.width-text_width-self.border*3),(self.height-text_height)//2))        
              
    gameDisplay.blit(self.image, self.pos)

def add_text(self, key):
    try:
        if chr(key).isalpha():
            text = list(self.text)
            text.append(chr(key))
            self.text = ''.join(text)
            print(self.text)
        elif key == 8:
            text = list(self.text)
            text.pop()
            self.text = ''.join(text)
        #for space
        #elif key == 32:
            #text = list(self.text)
            #text.append(' ')
            #self.text = ''.join(text)
        else:
            print(key)
    except:
        print(key)

def check_click(self, pos):
    if pos[0] > self.x and pos[0] < self.x+self.width:
        if pos[1] > self.y and pos[1] < self.y+self.height:
            self.active = True
        else:
            self.active = False
    else:
        self.active = False

def return_value(self):
    return self.text

you can try this code

import pygame
vec = pygame.math.Vector2
class Text_box:
def __init__(self, x, y, width, height, bg_colour=(124, 124, 124), active_colour=(255,255,255),
             text_size=24, text_colour=(0,0,0), border=0, border_colour=(0,0,0)):
    self.x = x
    self.y = y
    self.width = width
    self.height = height
    self.pos = vec(x, y)
    self.size = vec(width, height)
    self.image = pygame.Surface((width, height))
    self.bg_colour = bg_colour
    self.active_colour = active_colour
    self.active = False
    self.text = ""
    self.text_size = text_size
    self.font = pygame.font.SysFont("Times New Roman", self.text_size)
    self.text_colour = text_colour
    self.border_colour = border_colour
    self.border = border
    self.numbers = [48,49,50,51,52,53,54,55,56,57]
    self.special = [8,32]

def update(self):
    pass

def draw(self, gameDisplay):
    if not self.active:
        self.text = "Enter your name"
        if self.border == 0:
            self.image.fill(self.bg_colour)
        else:
            self.image.fill(self.border_colour)
            pygame.draw.rect(self.image, self.bg_colour,
                             (self.border, self.border, self.width-self.border*2,
                              self.height-self.border*2))
            
        text = self.font.render(self.text, False, self.text_colour)
        text_height = text.get_height()
        self.image.blit(text, (self.border*2, (self.height-text_height)//2))
    else:
        if self.border == 0:
            self.image.fill(self.active_colour)
        else:
            self.image.fill(self.border_colour)
            pygame.draw.rect(self.image, self.active_colour,
                             (self.border, self.border, self.width-self.border*2,
                              self.height-self.border*2))
            if self.text == "Enter your name":
                self.text = ""
            else:
                text = self.font.render(self.text, False, self.text_colour)
                text_height = text.get_height()
                text_width = text.get_width()
                if text_width < self.width-self.border*2:
                    self.image.blit(text, (self.border*2,(self.height-text_height)//2))
                else:
                    self.image.blit(text, ((self.border*2)+(self.width-text_width-self.border*3),(self.height-text_height)//2))        
              
    gameDisplay.blit(self.image, self.pos)

def add_text(self, key):
    try:
        if chr(key).isalpha():
            text = list(self.text)
            text.append(chr(key))
            self.text = ''.join(text)
            print(self.text)
        elif key == 8:
            text = list(self.text)
            text.pop()
            self.text = ''.join(text)
        #for space
        #elif key == 32:
            #text = list(self.text)
            #text.append(' ')
            #self.text = ''.join(text)
        else:
            print(key)
    except:
        print(key)

def check_click(self, pos):
    if pos[0] > self.x and pos[0] < self.x+self.width:
        if pos[1] > self.y and pos[1] < self.y+self.height:
            self.active = True
        else:
            self.active = False
    else:
        self.active = False

def return_value(self):
    return self.text